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Hardness of water due to presence of salts of
Options
(a) Na⁺ and K⁺
(b) Ca²⁺ and Mg²⁺
(c) Ca²⁺ and K⁺
(d) Ca²⁺ and Na⁺
Correct Answer:
Ca²⁺ and Mg²⁺
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Topics: Hydrogen and Redox Reactions
(174)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Excess of Na⁺ ions in air system causes
- In the extraction of aluminium from bauxite, cryolite is used to
- The structure and hybridisation of Si(CH₃)₄ is
- Elements of which of the following groups will form anions most readily ?
- What is formed when formaldehyde reacts with KOH
Topics: Hydrogen and Redox Reactions (174)
Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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