Redox # 1

Bonding in diamond is

• covalent

• ionic

• dipole

• metallic

Ionic Solids Have

• a low melting point

• a moderate melting point

• a high melting point

• none of these

The bond between ice molecules is

• ionic

• covalent

• a hydrogen

• metallic

Ionic bonds are mainly formed in

• inorganic compounds

• metals

• organic compounds

• none of these

The bond between ice molecules is

• ionic

• covalent

• a hydrogen

• metallic

How many basic crystal systems are possible ?

• Four

• Five

• Six

• Seven

How many types of Bravis lattices are possible in crystals ?

• 7

• 14

• 8

• 5

The number of lattice points in a primitive cell is

• 4

• 2

• 8

• 1

The percentage of total volume occupied by the particles in a bbc structure is

• 32

• 68

• 50

• 74

The fcc structure is often called

• cubic close packed

• hexagonal close packed

• the garaphite structure

• the diamond structure