1
IIT-JEE 1994
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+1
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The two types of bond present in B2H6 are covalent and _______.
2
IIT-JEE 1990
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+1
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The shape of [CH3]+ is _____.
3
IIT-JEE 1982
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+1
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____ hybrid orbitals of nitrogen atom are involved in the formation of ammonium ion.
4
IIT-JEE 1981
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The angle between two convalent bonds is maximum in ________. (CH4, H2O, CO2)
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