Chemistry · Water and Permanent Hardness
Permanent hardness in water is caused by the dissolved chloride and sulphate salts of:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
Share:
- 1Na and K
- 2Ca and Na
- 3Ca and Mg✓
- 4Li and Na
Correct answer
Ca and Mg
Download Single Question PDF
Save this question and verified answer as a clean study sheet with live clickable link.
👥
Share with Friends & Study Groups
Challenge your peer aspirants on WhatsApp or Telegram to solve this question!
Online Test Series
Start Free Mock Test →Preparing for Chemistry?
Practice full-length mock tests with real exam timers, instant score analysis, and all-India ranking.
Chapter Practice
Practice Water and Permanent Hardness MCQs →Want more practice questions on Water and Permanent Hardness?
Solve complete topic-wise tests with detailed solutions on GkGet.
Related Practice Questions
Recommended practice questions in Chemistry · Water and Permanent Hardness