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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: - Standard entropies of X₂, Y₂ and XY₃ are 60, 40 and 50 J K⁻¹ mol⁻¹ respectively.
- A compound that undergoes bromination easily is
- Which of the following is the monoliquid propellant
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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
- Standard entropies of X₂, Y₂ and XY₃ are 60, 40 and 50 J K⁻¹ mol⁻¹ respectively.
- A compound that undergoes bromination easily is
- Which of the following is the monoliquid propellant
- XeF₂ is isostructural with:
- Which of the following protein destroy the antigen when it enters in body call
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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