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1. |
At room temperature \[{{H}_{2}}O\] is a liquid while \[{{H}_{2}}S\] is a gas. The reason is [RPET 1999] |
A. | Electronegativity of O is greater than S |
B. | Difference in the bond angles of both the molecules |
C. | Association takes place in \[{{H}_{2}}O\] due to H-bonding while no H- bonding in \[{{H}_{2}}S\] |
D. | O and S belong to different periods |
Answer» D. O and S belong to different periods | |