1 Bed Detached Houses for sale near School Ekamai International

  • Save as new search
  • Sort by Recommended
  • Price
  • Bedrooms
  • Bathrooms
  • Square Meters
2 days ago
Loading..
Removed from
Added to
Spacious and modern living and dining area with large windows
Modern living room with minimalist design and fireplace
Elegant patio with chairs and pool
Elegant living room with modern decor and view into bedroom
Bright and inviting sunroom with two chairs and a small table
Elegant glass table with decor in a living area
Spacious modern living room with open kitchen and elegant decor
Modern kitchen with island and dining table
Elegant dining room with chandelier and modern decor
Bright and stylish living room with modern decor
View all photos
logo
฿70,000,000

Ultra-Luxury House for Sale in Khlong Tan Nuea, Bangkok
Watthana, Bangkok

4
Beds
5
Baths
500
Sqm.
previous
next
Loading..
Removed from
Added to
5 Bedroom House
5 Bedroom House
5 Bedroom House
5 Bedroom House
5 Bedroom House
5 Bedroom House
5 Bedroom House
5 Bedroom House
5 Bedroom House
5 Bedroom House
View all photos
logo

5 Bedroom House
Watthana, Bangkok

5
Beds
5
Baths
250
Sqm.
previous
next
1 day ago
Loading..
Removed from
Added to
3 Beds, 4 Baths House listed for ฿ 17,500,000.
3 Beds, 4 Baths House listed for ฿ 17,500,000.
3 Beds, 4 Baths House listed for ฿ 17,500,000.
3 Beds, 4 Baths House listed for ฿ 17,500,000.
3 Beds, 4 Baths House listed for ฿ 17,500,000.
3 Beds, 4 Baths House listed for ฿ 17,500,000.
3 Beds, 4 Baths House listed for ฿ 17,500,000.
3 Beds, 4 Baths House listed for ฿ 17,500,000.
3 Beds, 4 Baths House listed for ฿ 17,500,000.
3 Beds, 4 Baths House listed for ฿ 17,500,000.
View all photos
logo
฿17,500,000

3 Beds, 4 Baths House listed for ฿ 17,500,000.
Watthana, Bangkok

3
Beds
4
Baths
previous
next
1 week ago
Loading..
Removed from
Added to
Modern living room with blue sofa and wooden coffee table
Featured
฿40,000,000

Luxury House in the Heart of Bangkok: A.R. Apartments Ekamai
Watthana, Bangkok

3
Beds
3
Baths
445
Sqm.
previous
next
PARK HERITAGE PHATTANAKAN 20
PARK HERITAGE PHATTANAKAN 20
New Development

PARK HERITAGE PHATTANAKAN 20

Sammakorn Public Co. Ltd.

From: ฿59.00M

32
Units
4-4
Beds
5-6
Baths
previous
next
Loading..
Removed from
Added to
House in compound at Sukhumvit soi 63 - 4 bed 5 bath - 450sqm - 120,000THB/Month
House in compound at Sukhumvit soi 63 - 4 bed 5 bath - 450sqm - 120,000THB/Month
House in compound at Sukhumvit soi 63 - 4 bed 5 bath - 450sqm - 120,000THB/Month
House in compound at Sukhumvit soi 63 - 4 bed 5 bath - 450sqm - 120,000THB/Month
House in compound at Sukhumvit soi 63 - 4 bed 5 bath - 450sqm - 120,000THB/Month
House in compound at Sukhumvit soi 63 - 4 bed 5 bath - 450sqm - 120,000THB/Month
House in compound at Sukhumvit soi 63 - 4 bed 5 bath - 450sqm - 120,000THB/Month
House in compound at Sukhumvit soi 63 - 4 bed 5 bath - 450sqm - 120,000THB/Month
House in compound at Sukhumvit soi 63 - 4 bed 5 bath - 450sqm - 120,000THB/Month
House in compound at Sukhumvit soi 63 - 4 bed 5 bath - 450sqm - 120,000THB/Month
View all photos

House in compound at Sukhumvit soi 63 - 4 bed 5 bath - 450sqm - 120,000THB/Month
Watthana, Bangkok

4
Beds
5
Baths
450
Sqm.
previous
next
Loading..
Removed from
Added to
Single House with private pool - 4 bed 4 bath - 400sqm - For rent: 160,000THB/Month
Single House with private pool - 4 bed 4 bath - 400sqm - For rent: 160,000THB/Month
Single House with private pool - 4 bed 4 bath - 400sqm - For rent: 160,000THB/Month
Single House with private pool - 4 bed 4 bath - 400sqm - For rent: 160,000THB/Month
Single House with private pool - 4 bed 4 bath - 400sqm - For rent: 160,000THB/Month
Single House with private pool - 4 bed 4 bath - 400sqm - For rent: 160,000THB/Month
Single House with private pool - 4 bed 4 bath - 400sqm - For rent: 160,000THB/Month
Single House with private pool - 4 bed 4 bath - 400sqm - For rent: 160,000THB/Month
Single House with private pool - 4 bed 4 bath - 400sqm - For rent: 160,000THB/Month
Single House with private pool - 4 bed 4 bath - 400sqm - For rent: 160,000THB/Month
View all photos

Single House with private pool - 4 bed 4 bath - 400sqm - For rent: 160,000THB/Month
Huai Khwang, Bangkok

4
Beds
4
Baths
400
Sqm.
previous
next
Loading..
Removed from
Added to
Panya Village - 4 bed 4 bath - 400 sqm - For rent: 120,000THB/Month
Panya Village - 4 bed 4 bath - 400 sqm - For rent: 120,000THB/Month
Panya Village - 4 bed 4 bath - 400 sqm - For rent: 120,000THB/Month
Panya Village - 4 bed 4 bath - 400 sqm - For rent: 120,000THB/Month
Panya Village - 4 bed 4 bath - 400 sqm - For rent: 120,000THB/Month
Panya Village - 4 bed 4 bath - 400 sqm - For rent: 120,000THB/Month
Panya Village - 4 bed 4 bath - 400 sqm - For rent: 120,000THB/Month
Panya Village - 4 bed 4 bath - 400 sqm - For rent: 120,000THB/Month
Panya Village - 4 bed 4 bath - 400 sqm - For rent: 120,000THB/Month
Panya Village - 4 bed 4 bath - 400 sqm - For rent: 120,000THB/Month
View all photos

Panya Village - 4 bed 4 bath - 400 sqm - For rent: 120,000THB/Month
Suan Luang, Bangkok

4
Beds
4
Baths
400
Sqm.
previous
next
Loading..
Removed from
Added to
Single house with private pool - 4 bed 5 bath - 400 sqm - For rent: ฿170,000/Monthly
Single house with private pool - 4 bed 5 bath - 400 sqm - For rent: ฿170,000/Monthly
Single house with private pool - 4 bed 5 bath - 400 sqm - For rent: ฿170,000/Monthly
Single house with private pool - 4 bed 5 bath - 400 sqm - For rent: ฿170,000/Monthly
Single house with private pool - 4 bed 5 bath - 400 sqm - For rent: ฿170,000/Monthly
Single house with private pool - 4 bed 5 bath - 400 sqm - For rent: ฿170,000/Monthly
Single house with private pool - 4 bed 5 bath - 400 sqm - For rent: ฿170,000/Monthly
Single house with private pool - 4 bed 5 bath - 400 sqm - For rent: ฿170,000/Monthly
Single house with private pool - 4 bed 5 bath - 400 sqm - For rent: ฿170,000/Monthly
Single house with private pool - 4 bed 5 bath - 400 sqm - For rent: ฿170,000/Monthly
View all photos

Single house with private pool - 4 bed 5 bath - 400 sqm - For rent: ฿170,000/Monthly
Watthana, Bangkok

4
Beds
5
Baths
400
Sqm.
previous
next
Loading..
Removed from
Added to
House in compound at Sukhumvit soi 31 - 3 bed 2 bath - 195 sqm - For rent: ฿60,000/Monthly
House in compound at Sukhumvit soi 31 - 3 bed 2 bath - 195 sqm - For rent: ฿60,000/Monthly
House in compound at Sukhumvit soi 31 - 3 bed 2 bath - 195 sqm - For rent: ฿60,000/Monthly
House in compound at Sukhumvit soi 31 - 3 bed 2 bath - 195 sqm - For rent: ฿60,000/Monthly
House in compound at Sukhumvit soi 31 - 3 bed 2 bath - 195 sqm - For rent: ฿60,000/Monthly
House in compound at Sukhumvit soi 31 - 3 bed 2 bath - 195 sqm - For rent: ฿60,000/Monthly
House in compound at Sukhumvit soi 31 - 3 bed 2 bath - 195 sqm - For rent: ฿60,000/Monthly
House in compound at Sukhumvit soi 31 - 3 bed 2 bath - 195 sqm - For rent: ฿60,000/Monthly
House in compound at Sukhumvit soi 31 - 3 bed 2 bath - 195 sqm - For rent: ฿60,000/Monthly
House in compound at Sukhumvit soi 31 - 3 bed 2 bath - 195 sqm - For rent: ฿60,000/Monthly
View all photos

House in compound at Sukhumvit soi 31 - 3 bed 2 bath - 195 sqm - For rent: ฿60,000/Monthly
Watthana, Bangkok

3
Beds
2
Baths
195
Sqm.
previous
next
Loading..
Removed from
Added to
Single house with Pool - 3 bed 4 bath - 400 sqm - ฿155,000/Monthly
Single house with Pool - 3 bed 4 bath - 400 sqm - ฿155,000/Monthly
Single house with Pool - 3 bed 4 bath - 400 sqm - ฿155,000/Monthly
Single house with Pool - 3 bed 4 bath - 400 sqm - ฿155,000/Monthly
Single house with Pool - 3 bed 4 bath - 400 sqm - ฿155,000/Monthly
Single house with Pool - 3 bed 4 bath - 400 sqm - ฿155,000/Monthly
Single house with Pool - 3 bed 4 bath - 400 sqm - ฿155,000/Monthly
Single house with Pool - 3 bed 4 bath - 400 sqm - ฿155,000/Monthly
Single house with Pool - 3 bed 4 bath - 400 sqm - ฿155,000/Monthly
Single house with Pool - 3 bed 4 bath - 400 sqm - ฿155,000/Monthly
View all photos

Single house with Pool - 3 bed 4 bath - 400 sqm - ฿155,000/Monthly
Watthana, Bangkok

3
Beds
4
Baths
400
Sqm.
previous
next
Loading..
Removed from
Added to
4 Bedrooms 5 Bathrooms Size 550sqm. Soi Sukhumvit 65 for Sale 78mTHB
4 Bedrooms 5 Bathrooms Size 550sqm. Soi Sukhumvit 65 for Sale 78mTHB
4 Bedrooms 5 Bathrooms Size 550sqm. Soi Sukhumvit 65 for Sale 78mTHB
4 Bedrooms 5 Bathrooms Size 550sqm. Soi Sukhumvit 65 for Sale 78mTHB
4 Bedrooms 5 Bathrooms Size 550sqm. Soi Sukhumvit 65 for Sale 78mTHB
4 Bedrooms 5 Bathrooms Size 550sqm. Soi Sukhumvit 65 for Sale 78mTHB
4 Bedrooms 5 Bathrooms Size 550sqm. Soi Sukhumvit 65 for Sale 78mTHB
4 Bedrooms 5 Bathrooms Size 550sqm. Soi Sukhumvit 65 for Sale 78mTHB
4 Bedrooms 5 Bathrooms Size 550sqm. Soi Sukhumvit 65 for Sale 78mTHB
4 Bedrooms 5 Bathrooms Size 550sqm. Soi Sukhumvit 65 for Sale 78mTHB
View all photos
฿78,000,000

4 Bedrooms 5 Bathrooms Size 550sqm. Soi Sukhumvit 65 for Sale 78mTHB
Watthana, Bangkok

4
Beds
5
Baths
550
Sqm.
previous
next
Loading..
Removed from
Added to
HOUSE 4 Bedrooms 5 Bathrooms Size 425sqm. Townhome Sukhumvit 31 for Rent 250,000 THB
HOUSE 4 Bedrooms 5 Bathrooms Size 425sqm. Townhome Sukhumvit 31 for Rent 250,000 THB
HOUSE 4 Bedrooms 5 Bathrooms Size 425sqm. Townhome Sukhumvit 31 for Rent 250,000 THB
HOUSE 4 Bedrooms 5 Bathrooms Size 425sqm. Townhome Sukhumvit 31 for Rent 250,000 THB
HOUSE 4 Bedrooms 5 Bathrooms Size 425sqm. Townhome Sukhumvit 31 for Rent 250,000 THB
HOUSE 4 Bedrooms 5 Bathrooms Size 425sqm. Townhome Sukhumvit 31 for Rent 250,000 THB
HOUSE 4 Bedrooms 5 Bathrooms Size 425sqm. Townhome Sukhumvit 31 for Rent 250,000 THB
HOUSE 4 Bedrooms 5 Bathrooms Size 425sqm. Townhome Sukhumvit 31 for Rent 250,000 THB
HOUSE 4 Bedrooms 5 Bathrooms Size 425sqm. Townhome Sukhumvit 31 for Rent 250,000 THB
HOUSE 4 Bedrooms 5 Bathrooms Size 425sqm. Townhome Sukhumvit 31 for Rent 250,000 THB
View all photos

HOUSE 4 Bedrooms 5 Bathrooms Size 425sqm. Townhome Sukhumvit 31 for Rent 250,000 THB
Watthana, Bangkok

4
Beds
5
Baths
425
Sqm.
previous
next
Loading..
Removed from
Added to
Spacious converted attic room with natural light
Modern kitchen interior with red tiled flooring and wooden cabinetry
Spacious bedroom with wood beam ceiling and attached open-plan bathroom
Spacious and well-lit building entrance with tiled flooring and modern design
Exterior view of the building entrance with glass doors and tiled flooring
Spacious kitchen with modern appliances and ample natural light
Spacious open-concept living room with kitchen and ample natural light
Spacious and well-lit living room with wooden flooring

House For Rent in Thonglor for Residential or Commercial
Watthana, Bangkok

5
Beds
5
Baths
500
Sqm.
previous
next
Loading..
Removed from
Added to
Two-story house with swimming pool
Spacious living room with large windows and artistic decor
Spacious living room with large windows, elegant furniture, and a dining table
Spacious bedroom with artistic wall decor
Modern kitchen area with stainless steel appliances and a breakfast bar
Spacious living room with large windows and comfortable seating
Elegant bedroom with empty shelves and ornate drapes
Luxurious bathroom with a large jacuzzi tub and marble finishes
A well-decorated bedroom with a double bed, two windows with elegant drapes, classic art on the wall, and wooden nightstands.

Family-Friendly 4-Bedroom House with Pool at Ekkamai 4
Watthana, Bangkok

4
Beds
3
Baths
400
Sqm.
previous
next
Loading..
Removed from
Added to
Front view of a modern house with wooden garage door
Modern bathroom with dual sinks and large mirror
Spacious living room with wooden flooring, curtains, sofas, and a dining table
Dining area with table and chairs near glass cabinets
Modern apartment exterior with balcony and large glass doors
Small green backyard with plants and air conditioning unit
Main entrance of a modern building
Staircase with wooden steps and large windows
Narrow path alongside building with tiled wall

Modern 4-Bedroom House for Rent at Sukhumvit 26
Khlong Toei, Bangkok

4
Beds
3
Baths
300
Sqm.
previous
next
Loading..
Removed from
Added to
Exterior view of a residential building with balconies and lush green trees
Outdoor playground area with slide and play equipment
Building with pool and greenery
Spacious dining area with a wooden table and chairs, adjacent to a large window with natural light
Modern kitchen with island and appliances
Spacious and bright living room with large windows, sofa set, coffee table and television.
Spacious living and dining area with large windows
Spacious and well-lit bedroom with a large bed and wooden furniture.
Bright and cozy bedroom with a large window and elegant decor

Spacious Modern House for Rent at Sukhumvit 38
Khlong Toei, Bangkok

3
Beds
5
Baths
350
Sqm.
previous
next
Loading..
Removed from
Added to
Exterior view of a house with garden
Exterior view of a house with a patio and garden
modern kitchen with natural light
Bright dining room with wooden floor and glass table
Spacious bedroom with wooden floor, a large bed, dresser, and closet.
Spacious living room with hardwood flooring and large windows
Spacious empty living room with wooden floors and adjacent bathroom
Spacious empty living room with hardwood floors and large window
Well-lit bedroom with modern furnishings

Family-Friendly Two-Story Home at Sukhumvit 34
Khlong Toei, Bangkok

3
Beds
3
Baths
240
Sqm.
previous
next
Loading..
Removed from
Added to
Outdoor view of a house with a swimming pool and garden
Exterior view of a residential building with garden and driveway
Cozy living room with modern decor
Modern kitchen with wooden cabinets and a central island
Garden with lush greenery and a paved walkway
Spacious bedroom with large window and double bed
Outdoor view of a property with a pool and lush greenery
Modern two-story house with pool and large windows
Front exterior view of a modern two-story house with a garden

Family-Friendly Two-Story House with Garden and Pool at Sukhumvit 36
Khlong Toei, Bangkok

4
Beds
4
Baths
360
Sqm.
previous
next
Loading..
Removed from
Added to
Covered patio with garden view
backyard with swimming pool
Modern kitchen with stainless steel appliances and wooden cabinets
Spacious bedroom with wooden floors and ample natural light
Modern bathroom with bathtub, shower, and sink
Spacious bedroom with wooden floors and large windows
Spacious bedroom with wooden flooring and built-in wardrobe
Modern building exterior with garden area
Spacious living room with wooden floors and large windows

Family-Friendly House for Rent in Prime Location at Sukhumvit 26
Khlong Toei, Bangkok

3
Beds
3
Baths
350
Sqm.
previous
next
Loading..
Removed from
Added to
House / For Rent / in Secure compond Thonglor
House / For Rent / in Secure compond Thonglor
House / For Rent / in Secure compond Thonglor
House / For Rent / in Secure compond Thonglor
House / For Rent / in Secure compond Thonglor
House / For Rent / in Secure compond Thonglor
House / For Rent / in Secure compond Thonglor
House / For Rent / in Secure compond Thonglor
House / For Rent / in Secure compond Thonglor

House / For Rent / in Secure compond Thonglor
Khlong Toei, Bangkok

2
Beds
2
Baths
180
Sqm.
previous
next
Loading..
Removed from
Added to
Exterior view of a modern house with large windows and wooden doors
Open concept living area with kitchen, dining table, and seating
Spacious bedroom with large windows and modern furniture
Bedroom with beds and minimal furnishings
Modern living area with wooden flooring and large window
Modern bathroom with bathtub and sink
Modern bathroom with large mirror, toilet, and glass-enclosed shower
Modern bathroom with tile backsplash, glass shower, and bathtub
Interior staircase with handrail

Modern 2-Bedroom House for Rent at Sukhumvit 26
Khlong Toei, Bangkok

2
Beds
2
Baths
150
Sqm.
previous
next
Loading..
Removed from
Added to
Covered patio with garden
Outdoor area with swimming pool and nearby houses
Modern kitchen with stainless steel appliances and wooden cabinets
Empty bedroom with wooden flooring and large windows
Modern bathroom with both a bathtub and a shower
Empty bedroom with wooden floor and large windows
Spacious empty bedroom with wooden floor and large window
Exterior view of a two-story residential building with a landscaped front yard
Spacious living area with wooden flooring, staircase, and large windows

Family-Friendly 3-Bedroom House at Sukhumvit 26
Khlong Toei, Bangkok

3
Beds
3
Baths
250
Sqm.
previous
next
Loading..
Removed from
Added to
Exterior view of a modern building with greenery
Swimming pool view from indoors with surrounding greenery
Modern dining room with dark furniture and a large window
Modern living room with dining area
Spacious living room with modern furniture
Spacious bedroom with a large bed, TV, and window blinds
Modern and spacious living room with large windows
Spacious living room with large window
Spacious bedroom with large windows and modern decor

Elegant Modern House for Rent at Sukhumvit 55
Watthana, Bangkok

4
Beds
5
Baths
400
Sqm.
previous
next
Loading..
Removed from
Added to
Backyard with pool and house view
backyard with swimming pool
Bedroom with hardwood flooring and a large bed
Spacious living area overlooking pool with dining table
Spacious living room with large windows and view of the pool
Spacious living area with large windows
Modern dining area with marble table overlooking a pool
Bright and spacious bedroom with large windows and wooden flooring
Bright staircase with wooden steps and large windows

Elegant Two-Story House with Private Pool at Sukhumvit 63
Watthana, Bangkok

3
Beds
3
Baths
400
Sqm.
previous
next
Loading..
Removed from
Added to
For sale brand new luxury house in private village Sukhumvit 67 BTS Phra Khanong
For sale brand new luxury house in private village Sukhumvit 67 BTS Phra Khanong
For sale brand new luxury house in private village Sukhumvit 67 BTS Phra Khanong
For sale brand new luxury house in private village Sukhumvit 67 BTS Phra Khanong
For sale brand new luxury house in private village Sukhumvit 67 BTS Phra Khanong
For sale brand new luxury house in private village Sukhumvit 67 BTS Phra Khanong
For sale brand new luxury house in private village Sukhumvit 67 BTS Phra Khanong
For sale brand new luxury house in private village Sukhumvit 67 BTS Phra Khanong
For sale brand new luxury house in private village Sukhumvit 67 BTS Phra Khanong
฿39,000,000

For sale brand new luxury house in private village Sukhumvit 67 BTS Phra Khanong
Watthana, Bangkok

4
Beds
6
Baths
301
Sqm.
previous
next
Loading..
Removed from
Added to
Charming 3 Bedroom Detached House with Garden in Soonvijai
Charming 3 Bedroom Detached House with Garden in Soonvijai
Charming 3 Bedroom Detached House with Garden in Soonvijai
Charming 3 Bedroom Detached House with Garden in Soonvijai
Charming 3 Bedroom Detached House with Garden in Soonvijai
Charming 3 Bedroom Detached House with Garden in Soonvijai
Charming 3 Bedroom Detached House with Garden in Soonvijai
Charming 3 Bedroom Detached House with Garden in Soonvijai
Charming 3 Bedroom Detached House with Garden in Soonvijai

Charming 3 Bedroom Detached House with Garden in Soonvijai
Huai Khwang, Bangkok

3
Beds
3
Baths
420
Sqm.
previous
next
Loading..
Removed from
Added to
Townhome in Phrom Phong - Spacious 5-Bedroom 5-Bathroom Townhome For Rent In Popular Bangkok Neighborhood
Townhome in Phrom Phong - Spacious 5-Bedroom 5-Bathroom Townhome For Rent In Popular Bangkok Neighborhood
Townhome in Phrom Phong - Spacious 5-Bedroom 5-Bathroom Townhome For Rent In Popular Bangkok Neighborhood
Townhome in Phrom Phong - Spacious 5-Bedroom 5-Bathroom Townhome For Rent In Popular Bangkok Neighborhood
Townhome in Phrom Phong - Spacious 5-Bedroom 5-Bathroom Townhome For Rent In Popular Bangkok Neighborhood
Townhome in Phrom Phong - Spacious 5-Bedroom 5-Bathroom Townhome For Rent In Popular Bangkok Neighborhood
Townhome in Phrom Phong - Spacious 5-Bedroom 5-Bathroom Townhome For Rent In Popular Bangkok Neighborhood
Townhome in Phrom Phong - Spacious 5-Bedroom 5-Bathroom Townhome For Rent In Popular Bangkok Neighborhood
Townhome in Phrom Phong - Spacious 5-Bedroom 5-Bathroom Townhome For Rent In Popular Bangkok Neighborhood

Townhome in Phrom Phong - Spacious 5-Bedroom 5-Bathroom Townhome For Rent In Popular Bangkok Neighborhood
Watthana, Bangkok

5
Beds
5
Baths
260
Sqm.
previous
next
Loading..
Removed from
Added to
Modern Townhouse for Rent in Prime Phrom Phong Area
Modern Townhouse for Rent in Prime Phrom Phong Area
Modern Townhouse for Rent in Prime Phrom Phong Area
Modern Townhouse for Rent in Prime Phrom Phong Area
Modern Townhouse for Rent in Prime Phrom Phong Area
Modern Townhouse for Rent in Prime Phrom Phong Area
Modern Townhouse for Rent in Prime Phrom Phong Area
Modern Townhouse for Rent in Prime Phrom Phong Area
Modern Townhouse for Rent in Prime Phrom Phong Area

Modern Townhouse for Rent in Prime Phrom Phong Area
Khlong Toei, Bangkok

4
Beds
5
Baths
400
Sqm.
previous
next
Nestopa

Connect with us

Committed to our startup's home in Thailand

Registered by the Thailand Department of Business Development (DBD)
Promoted by the Thailand Board of Investment (BOI)

© 2024 NESTOPA. All rights reserved.

Privacy Policy | Terms & Conditions