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Permanent hardness of water is due to the presence of
Options
(a) bicarbonate of sodium and potassium
(b) chlorides and sulphates of sodium and potassium
(c) chlorides and sulphates of calcium and magnesium
(d) bicarbonates of calcium and magnesium
Correct Answer:
chlorides and sulphates of calcium and magnesium
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
Related Questions: - If electron has spin quantum number +1/2 and magnetic quantum number –1,it cannot
- An aldehyde can undergo the aldol condensation having
- The Formation of the oxide ion, O²⁻ from oxygen atom requires first an exothermic
- On reaction with Mg, very dilute nitric acid produces
- Chemical A is used for water softening to remove temporary hardness.
Topics: Hydrogen and Redox Reactions
(174)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- If electron has spin quantum number +1/2 and magnetic quantum number –1,it cannot
- An aldehyde can undergo the aldol condensation having
- The Formation of the oxide ion, O²⁻ from oxygen atom requires first an exothermic
- On reaction with Mg, very dilute nitric acid produces
- Chemical A is used for water softening to remove temporary hardness.
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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