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Sum of DeltaegH(1)andDeltaegH(2) of X, Y...

Sum of `DeltaegH_(1)andDeltaegH_(2)` of X, Y and Z are respectively `+703,+256and+659KJ"mol"^(-1)`. If they have `DeltaegH_(2)` of `+844,+456and+690KJmol^(-1)` and if X, Y and Z may be a collection of N, O and S, identify than correctly:

A

X = O, Y = N, Z = S

B

X = N, Y = O, Z = S

C

X = O, Y = S, Z = N

D

X = S, Y = O, Z = N

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BRILLIANT PUBLICATION-CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES-LEVEL - II
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