Ultraviolet
Visible
Infra-red
Microwave
The electron affinity for the inert gases is
The electronic configuration of an atom having atomic number 20 is
The element absorbed both in cation anion form is
The element which is used for vulcanizing rubber
The element with highest 1st ionisation energy is
The elimination of toxic nitrogenous waste and excess water in man is by
The energy emitted by the Sun is due to
The energy released when an extra electron is added to a neutral gaseous atom is called
The energy that travel through a telephone line is
The enzyme Diastase is secreted in which among the following?
