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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
- A gas mixture contains 50% He and 50% Methane by volume. What is the percent
- The complex [CoF₆]⁴⁻ is
- Specific conductance of 0.1 M nitric acid is 6.3 ˣ 10⁻² ohm⁻¹ cm⁻¹.
- Which of the following can not be hydrolysed into aldose and ketose
- A mixture of champhor and benzoic acid can be separated by
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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