Question

1. How many planes of symmetry(s) are present in the following compounds
2 methyl propene
but 2 ene
ethene ​

Answer 1

Answer:

Explanation:

There is one plane of symmetry in this molecule, which is the vertical plane on the screen, which bisects the two methyl groups, C-1, and C-4 and reflects C-2 and C-6 on each other and C-3 and C-5 on each other.

Answer 2

Answer:

There is one plane of symmetry in their molecules.

Explanation:

There is one plane of symmetry in their molecules, which is the vertical plane on the screen, which bisects the two methyl groups, C-1&C-4 and reflects C-2&C-6 on each other and C-3&C-5 on each other