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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.
Related Questions: - The oxidation state of sulpur in sodium tetrathionate (Na₂S₄O₆) is
- If 0.2 gram of an organic compound containing carbon, hydrogen and oxygen
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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
- The oxidation state of sulpur in sodium tetrathionate (Na₂S₄O₆) is
- If 0.2 gram of an organic compound containing carbon, hydrogen and oxygen
- Formula of gypsum is
- When phenol reacts with phthalic anhydride in presence of H₂SO₄ and heated
- For which one of the following sets of four quantum numbers, an electron will have
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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