CameraIcon
CameraIcon
SearchIcon
MyQuestionIcon
MyQuestionIcon
1
You visited us 1 times! Enjoying our articles? Unlock Full Access!
Question

The hardness of water is due to the presence of:

A
calcium and magnesium salts
Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
B
sodium and magnesium salts
No worries! We‘ve got your back. Try BYJU‘S free classes today!
C
calcium and sodium salts
No worries! We‘ve got your back. Try BYJU‘S free classes today!
D
ammonium and sodium salts
No worries! We‘ve got your back. Try BYJU‘S free classes today!
Open in App
Solution

The correct option is A calcium and magnesium salts
Hardness of water is due to the presence of chlorides and sulphates of calcium and magnesium. It can be removed by adding sodium carbonate (Na2CO3) or boiling.

flag
Suggest Corrections
thumbs-up
0
Join BYJU'S Learning Program
similar_icon
Related Videos
thumbnail
lock
Soaps and Detergents
CHEMISTRY
Watch in App
Join BYJU'S Learning Program
CrossIcon