1. High temperature reduction with carbon
2. Self reduction
3. Thermal decomposition
4. Electrolysis of fused ionic salts
Electrolysis of fused ionic salts
1. Methanol
2. Ethane
3. Acetylene
4. Ether
Methanol
1. NaBH4
2. LiAlH4
3. Zn + Hg/HCl
4. NH2NH2+ Base
NH2NH2+ Base
1. NaF
2. Na3AlF5
3. AlF3
4. None of these
Na3AlF5
1. Calcination
2. Roasting
3. Smelting
4. None of these
Roasting
1. Copper
2. Boron
3. Aluminium
4. Sodium
Aluminium
1. Galena
2. Copper pyrite
3. Sphalerite
4. Argentite
Argentite
1. d < a < c < b
2. d < a < b < c
3. a < d < c < b
4. b < d < a < c
d < a < b < c
1. Cinnamic acid
2. Butyric acid
3. Barbituric acid
4. Crotonic acid
Barbituric acid
1. Saponification
2. Hydration
3. Esterification
4. Alkalisation
Saponification