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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.
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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
- Galena is an ore of
- The sulpha drugs are used for
- Copper occurs naturally as Cu-63 and Cu-65. Given Atomic Weight
- Coordination number of Zn in ZnS (zinc blende) is
- During the electrolysis of H₂O, volume of H₂ and O₂ are released in the ratio
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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