A. H2NH3O2
B. CO2NH3O2
C. H2CH4N2
D. CO2H2N2
E. CH4O2CO2

Correct Answer:

Option D – CO2H2N2

SEE ALSO  P,Q,R and S are metals in the same group in the Periodic Table but in periods 3,4, 5 and 6 respectively which of them loses electrons least readily?

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