Factors Affecting Ionisation Energy

Q.

When the size of elements increases down the group, what happens to the ionisation energy?

1. Remains the same

2. Increase

3. Decrease

4. First Increases then decreases

Q.

The ionisation energy is calculated for the energy required to liberate the most loosely bound electron from the outermost shell of an atom when its element is in its ______ state.

1. Solid

2. Liquid

3. Gaseous

4. Bohr Einstein condensate

Q. Energy required to dislodge electron frrom excited isolated H atom ? Ionisation Energy : 13.6eV 13.6 >13.6 <3.4and >13.6 =<3.4 EV