In `CH_(2)=CHCH_(2)CH_(2)C-=CH`, the pair of hybridised orbitals involved in the formation of `C_(2)-C_(3)` bond is:
(1) `sp - sp^(2)`
(2) `sp - sp^(3)`
(3) `sp^(2) - sp^(3)`
(4) `sp^(3) - sp^(3)`

In the organic compound CH_(2)=CH-CH_(2)-CH_(2)-C-=CH , the pair of hydridised orbitals involved in the formation of: C_(2) – C_(3) bond is: (a) sp-sp^(2) (b) sp-sp^(3) (c ) sp^(2)-sp^(3) (d) sp^(3)-sp^(3)

In the organic compound CH_(2) = CH – CH_(2) – CH_(2) – C equivCH , the pair of hydridised orbitals involved in the formation of: C_(2) – C_(3) bond is: (a) sp – sp_(2) (b) sp – sp_(3) (c) sp_(2 )– sp_(3) (d) sp_(3) – sp_(3)

In the organic compound CH_(2) = CH – CH_(2) – CH_(2) – C equivCH , the pair of hydridised orbitals involved in the formation of: C_(2) – C_(3) bond is: (a) sp – sp_(2) (b) sp – sp_(3) (c) sp_(2 )– sp_(3) (d) sp_(3) – sp_(3)

The type of hybridisation of boron in diborane is (a) sp , (b) sp^(2) , (c) sp^(3) , (d) dsp^(2)

The type of hybridisation of boron in diborane is (a) sp , (b) sp^(2) , (c) sp^(3) , (d) dsp^(2)

The type of hybridisation of boron in diborane is (a) sp , (b) sp^(2) , (c) sp^(3) , (d) dsp^(2)

Hybridisation in ClO_(2) , NO_(2) , ClO_(3) are respectively (A) sp^(2) ,sp^(2) , sp^(3) (B) sp^(2) ,sp^(3), sp^(3) (C) sp^(3), sp^(3), sp^(3) (D) sp^(3), sp^(2) ,sp^(2)