Q.

The number of incorrect order(s) among the following is/are
(a) Acidic nature =  H2O>H2S>H2Se>H2Te
(b) Boiling point =  H2O>H2Te>H2Se>H2S
(c) Thermal stability =  H2O>H2S>H2Se
(d) Volatility =  H2S>H2Se>H2Te>H2O

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Detailed Solution

Acidic nature =H2Te>H2Se>H2S>H2O

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