# What a Compound!

Chemistry Level 3

Which of these statements are correct for the compound Pent-2,3-diene? $$(\ce {CH3--CH==C==CH--CH3})$$

1. It is planar.

2. Cis-trans isomerism don't exist

3. There are 2 - sp - hybridised carbon atoms.

4. There are 2 - $$sp^2$$-hybridised carbon atoms.

5. The molecule is achiral.

6. Both the $$\pi$$-bonds are perpendicular to molecular plane.

7. It has no $$sp$$ - hybridised carbon

8. It has two geometrical isomers

9. Middle carbon is $$sp^2$$ - hybridised

10. It's mirror images overlap.

Enter your answer as the product of the respective option numbers of correct response.

Clarification If you think statements 2,3 and 5 are true, enter your answer as $$2 \times 3 \times 5 = 30.$$

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