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Consider the following reaction: (i) O...

Consider the following reaction:
(i) `O_((g))+e^(-) to O_((g))^(-),DeltaH_(1)`
(ii) `F_((g))+e^(-) to F_((g))^(-),DeltaH_(2)`
(iii) `Cl_((g))+e^(-) to Cl_((g))^(-),DeltaH_(3)`
(iv) `O_((g))^(-) +e^(-) to O_((g))^(2-),DeltaH_(4)`
then according to given information the correct statement is/are:

A

`DeltaH_3` is more negative than `DeltaH_1` and `DeltaH_2`

B

`DeltaH_1` is less negative than `DeltaH_2`

C

`DeltaH_1, DeltaH_2` and `DeltaH_3` are negative whereas `DeltaH_4` is positive

D

`DeltaH_1` and `DeltaH_3` are negative whereas `DeltaH_2` and `DeltaH_4` are positive

Text Solution

Verified by Experts

The correct Answer is:
A, B, C
`DeltaH_1, DeltaH_2, DeltaH_3` are -ve whereas `DeltaH_4` is +ve
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