" Explain why alkyl groups act as electron donors when attached to a "pi" -systen "

Explain why alkyl groups act as electron donors when attached to a pi system.

Explain why alkyl groups act as electron donors when attacted to a pi-system .

Explain why alky1 groups act as electron donors when attacted to a pi-system .

Explain why alkyl groups act as electron donors when attached to a π system.

Explain why alkyl groups are electron donors when attached to a pi system?

Which of the following alkyl groups is more powerful electron donating group when they are attached to unsaturated carbon