Phenol and Properties Multiple Choice Questions (MCQ) PDF - 152

MCQ 756: Melting point of phenol is

1. 55 °C
2. 43 °C
3. 25 °C
4. 15 °C

MCQ 757: Materials which can retain their strength above 550 °C are known as

1. ceramics
2. refractories
3. metals
4. non-metals

MCQ 758: Cl has the electronic configuration of

1. 1s², 2s², 2p⁶, 3s²
2. 1s², 2s², 3s², 3p⁵
3. 1s², 2s², 2p⁶, 3p⁵
4. 1s², 2s², 2p⁶, 3s², 3p⁵

MCQ 759: A toxic gas which binds with human hemoglobin and inhibit oxygen binding to blood is

1. oxygen
2. carbon dioxide
3. carbon monoxide
4. nitrogen

MCQ 760: Amides give products of sodium salt of carboxylic acid and primary amine in presence on aqueous sodium hydroxide by reacting with

1. acids
2. bases
3. alkalis
4. metals