Why is a leaf of silk cotton called palmately compound?

Why is a leaf of neem called pinnately compound?

Represent diagrammatically a pinnately compound leaf and a palmately compound leaf. Name an example of each.

Bring out the differences between a branch of simple leaves and a pinnately compound leaf. Name an example for each.

Why is coal called fossil fuel ?

How is pinnatelyu compound leaf different from palmately compund leaf?

Why are elements of 16 group called Chalcogen?

Why are decomposition reactions called the opposite of combination reactions? Write equations for these reactions.

Why is an insulator sometimes called a dielectric? What is the main difference between free and bound charge? Generally one of the two plates of a Capacitor System is earthed, why? Derive the expression for the energy stored in a charged capacitor.

Why are some transport proteins called pumps?