A) \[{{H}_{2}}O>{{H}_{2}}S>{{H}_{2}}Se>{{H}_{2}}Te\]
B) \[{{H}_{2}}O>{{H}_{2}}S>{{H}_{2}}Te>{{H}_{2}}Se\]
C) \[{{H}_{2}}O>{{H}_{2}}Te>{{H}_{2}}Se>{{H}_{2}}S\]
D) \[{{H}_{2}}O>{{H}_{2}}Se>{{H}_{2}}Te>{{H}_{2}}S\]
Correct Answer: C
Solution :
[c] Melting point: \[{{H}_{2}}O(373)>{{H}_{2}}Te(222)>{{H}_{2}}Se(208)>{{H}_{2}}S(188)\,K\]
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