The co-ordination number of a simple cubic structure is______________? A. 2 B. 4C. 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 E. none of the above

Commonly used conducting materials are_____________? A. copper B. aluminiumC. both (A) and (B) D. copper and silver E. platinum and gold

A perfect conductor has_____________? A. zero conductivity B. unity conductivityC. 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. toughnessC. softness D. none of the above

is a negatively charged particle present in an atom______________? A. Proton B. NeutronC. 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 atomsB. sharing of electrons between atoms E. sharing of variable number of electrons by a variable number of atoms D. none of the above