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In which of the following pairs of molecules centreal atom is `sp^(2)` hybrisised ?A. `NO_(2)^(-)and NH_(3)`B. `BF_(3)and NH_(2)^(-)`C. `HN_(2)^(-)and H_(2)O`D. `BF_(3)and NH_(2)^(-)` |
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Answer» Correct Answer - B For `BF_(3),H=^(1//2)[3+3-0+0]=3(sp^(2))` For `NO_(2)^(-)ion,H=^(1//2)[5+0-0+1]=3(sp^(2))` Option A. |
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