The valency of calcium is 2. Write the valency of other radicals present in the
following compounds. [5]
(i) Calcium sulphate
(ii) Calcium oxide
(iii) Calcium carbonate
(iv) Calcium nitrate
(v) Calcium hydroxide
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Explanation:
Answer: cao-2. Ca(OH)2-also 2 this is because of interchanging of ions. CaCo3-mighy be 2or3
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Explanation:
प्लीज पंजाबी में लिखो यार
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