The co-ordination number of a simple cubic structure is______________?

A. 2
B. 4
C. 6
D. 8

The metal having the lowest temperature coefficient of resistance is_________________?

A. Gold
B. Copper
C. Aluminium
D. Kanthal

The kinetic energy of a bounded electron is______________?

A. Less than that of unbounded electron
B. Greater than that of unbounded electron
C. Equal to that of unbounded electron
D. Infinite

Commonly used conducting materials are_____________?

A. Copper
B. Aluminium
C. Both (a) and (b)
D. Copper and silver

A perfect conductor has_____________?

A. Zero conductivity
B. Unity conductivity
C. Infinite conductivity
D. None of the above

The formula __________ determines the number of electrons that can be accommodated in any level?

A. 2n2
B. 4n2
C. 2n3
D. 4ns

The converse of hardness is known as______________?

A. Malleability
B. Toughness
C. Softness
D. None of the above

is a negatively charged particle present in an atom______________?

A. Proton
B. Neutron
C. Electron
D. None of the above

The tiny block formed by the arrangement of a small group of atoms is called the____________?

A. Unit cell
B. Space lattice
C. Either a. or (b)
D. None of the above

The covalent bond is formed by_______________?

A. Transfer of electrons between atoms
B. Sharing of electrons between atoms
E. Sharing of variable number of electrons by a variable number of atoms
D. None of the above