Sodium hydroxide can be prepared by:
1. Down's Process.
2. Castner–Kellner process.
3. Solvay's Process.
4. None of the above.
1. K+ > Na+ > Rb+ > Cs+
2. Cs+ > Rb+ > K+ > Na+
3. Rb+ > K+ > Cs+ > Na+
4. Na+ > K+ > Rb+ > Cs+
In the Solvay process of manufacturing sodium carbonate, the raw materials used are :
1. Aqueous NaOH, and
2. Molten NaOH, and CO
3. Brine NaCl, and CO
4. Brine NaCl, and
on heating (below 200 degrees celsius) liberates a gas. The same gas will be obtained below 600 degrees celsius by :
1. Heating
2. Heating
3. Heating
4. None of the above
The strongest base among the following is-
1.
2.
3.
4.