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Assertion (A) : CaO+H(2)Orarr Ca(OH)(2) ...

Assertion (A) : `CaO+H_(2)Orarr Ca(OH)_(2)` is a chemical change.
Reason (R) : The original substance does not loss their characteristic properties in chemical change.

A

Both 'A' and 'R' are correct and 'A, is supported by 'R'.

B

Both 'A' and 'R' are correct, but 'A' is not supported by 'R'.

C

'A' is correct, but 'R' is incorrect.

D

'A' is incorrect, but 'R' is correct.

Text Solution

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The correct Answer is:
C
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VGS PUBLICATION-BRILLIANT-CHEMICAL REACTIONS AND EQUATIONS-OBJECTIVE TYPE QUESTIONS
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  5. Assertion (A) : All the chemical equations must be balanced. Reason ...

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  7. Assertion (A) : All the decomposition reactions are endothermic. Rea...

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  8. Assertion (A) : The element zinc has displaced hydrogen from hydrochlo...

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  10. Assertion (A) : Oxiation take place in metals only. Assertion (B) : ...

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  11. Which one is not an oxidation process ?

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  13. Match it. {:("a) Corrosion","1) Feal"),("b) Combustion","2) Food"),(...

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  17. Product of a reaction is ………………………. rarr2Fe+Al(2)O(3), Choose the reac...

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