sp^2 hybridisation

Q. Identify the hydrocarbon in which carbon atom is ${\text{sp}}^2$ hybridized.

1. Methane
2. Ethane
3. Ethene
4. Ethyne

Q. Identify the molecule in which carbon atom is ${\text{sp}}^2$ hybridised.

1. Methane
2. Ethane
3. Ethyne
4. Ethene

Q. A molecule ‘X’ contains ${\text{sp}}^2$ hybridised carbon atoms as well as five sigma bonds in it. Identify ‘X’.

1. Ethylene
2. Propane
3. Ethane
4. Acetylene

Q. Which of the following pair is isoelectronic as well as isostructural?

1. ${CO}_2$ and ${SO}_2$
2. ${SO}_3$ and ${NO}_3^{-}$
3. ${NO}_3^{-}$ and ${CO}_3^{2-}$
4. ${SO}_3$ and ${CO}_3^{2-}$