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For the reaction 2HgO(s) rarr 2Hg(l) + O...

For the reaction `2HgO(s) rarr 2Hg(l) + O_(2)(g)`

A

`DeltaH gt 0` and `DeltaS lt 0`

B

`DeltaH gt O` and `DeltaS gt 0`

C

`DeltaH lt 0` and `DeltaS lt 0`

D

`DeltaH lt 0` and `DeltaS gt 0`

Text Solution

Verified by Experts

The correct Answer is:
B
Endothermic reaction `rArr DeltaH gt 0`
`DeltaS gt 0` as gaseous moles are increasing
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