1.

Arrange the following hydrides of group 16 elements in order of increasing stability

A. H2S < H2O < H2Te > H2Se
B. H2O < H2Te < H2Se < H2S
C. H2O < H2S < H2Se < H2Te
D. H2Te < H2Se < H2S < H3O
Answer» E.


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