Advertisements
Advertisements
प्रश्न
Name the chemical compound which is electrolysed in molten state to obtain sodium metal. Which gas is produced in this process?
उत्तर
Sodium chloride is electrolysed in molten state to obtain sodium metal. Chlorine gas is evolved during this process.
The equation for this decomposition is:
APPEARS IN
संबंधित प्रश्न
How many carats is pure gold? Why is pure gold not suitable for making ornaments?
Name two metals which are highly resistant to corrosion.
The metal which can be extracted from the bauxite ore is:
(a) Na
(b) Mn
(c) Al
(d) Hg
What is galvanized iron.
Complete the incomplete statement with missing words:
Metals are ______ while non-metals are ______ conductors of heat.
Arrange the metals of copper, iron, magnesium, sodium and zinc in the decreasing order of reactivity.
Name the process used for the enrichment of sulphide ore.
Atomic number of aluminium is _______ and its electronic configuration is _______.
Sulphide ores : Roasting : : Carbonate ores : _______
Explain in brief types of extraction of less reactive metals according to their reactivity.
