Crystals and Classification Multiple Choice Questions (MCQ) PDF - 140

MCQ 696: The third angle in the hexagonal system of crystals make an angle of

1. 60 °
2. 50 °
3. 90 °
4. 30 °

MCQ 697: Linde's method for liquefaction is based upon

1. Joule Thomson effect
2. hydrogen effect
3. pressure effect
4. volume effect

MCQ 698: Dipole induced dipole forces occur in molecules, it is having a mixture of

1. polar and non polar compounds
2. polar and polar compounds
3. sulphur containing compounds
4. light compounds

MCQ 699: Between lengths 'a' and 'b' of unit cell the angle which exists is

1. alpha
2. beta
3. gamma
4. none of above

MCQ 700: The chemical reactivity and chemical combinations depend upon

1. physical property
2. electronic configuration
3. separation of elements
4. natural property