Classification Of Elements Mock Tests

The number of atoms in a body-centred cubic (BCC) unit cell is:

The amount of energy released when an electron is added to the gaseous isolated valence shell of an atom is called:

The correct order of electron gain enthalpy (more negative first) for halogens is:

The correct order of first ionization enthalpy for Na, Mg, Al, and Si is:

Which of the following is the correct order of electron gain enthalpy (more negative to less negative) for halogens?

The number of atoms present in one unit cell of a face-centered cubic (fcc) crystal is:

The number of atoms per unit cell in a face-centred cubic (FCC) structure is:

Which of the following has the highest ionization enthalpy?