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A solid compound X on heating gives CO₂ and a residue . The residue mixed with water forms Y. On passing an excess of CO₂ through Y in water, a clear solution Z is obtained . On boiling Z, compound X is reformed . The compound X is
Options
(a) Ca(HCO₃)₂
(b) CaCO₃
(c) Na₂CO₃
(d) K₂CO₃
Correct Answer:
CaCO₃
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Topics: S and Some P Block Elements
(157)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- For an endothermic reaction, energy of activation is Ea and enthalpy of reaction
- Reaction of phenol with chloroform in presence of dilute sodium hydroxide finally
- In acetylene molecule, the two carbon atoms are linked by
- Which one of the following is present as an active ingredient in bleaching
- If heat of formation of C + O₂ → 2CO is ΔH = -110.5 kcal,then heat of combustion
Topics: S and Some P Block Elements (157)
Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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