Question

How many sigma and pie bonds are in the following compound?

1.00
on
H:0:
| ||
H-C-C-H
1
H

Answer 1

For the first

H : O : H

Theres two bonds here

Each other are sigma

So 2Sigma bonds present

For the Second

I believe you wanted to write Ethyne....

In a triple bond... Theres 1sigma and 2 Pi bonds

Every single bond is a sigma bond

So

Counting all

we have

2Pi bonds and 3Sigma bonds