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Select equation having endothermic step:...

Select equation having endothermic step:

A

`S^(-)(g) to S^(2-)(g)`

B

`Na^(+)(g) +Cl^(-)(g) to NaCl(s)`

C

`N(g) to N^(-)(g)`

D

`Al^(2+)(g) to Al^(3+)(g)`

Text Solution

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The correct Answer is:
A, C, D
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