Arrange the following in order of increasing acid strength:

Arrange the following in order of increasing acid strength:


H2O, H2Se, H2Te, H2S

A. H2O < H2Te < H2Se < H2S
B. H2Se < H2Te < H2O < H2S
C. H2S < H2Se < H2Te < H2O
D. H2O < H2S < H2Se < H2Te
E. H2Se < H2Te < H2S < H2O


Answer: H2O < H2S < H2Se < H2Te


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