Potassium and Sodium metals can be formed by electrolysis.

True

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False

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Solution

The correct option is A True
Potassium and Sodium metals can be formed by electrolysis of molten potassium and sodium compounds with iron electrodes.

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Similar questions

State as to why

(a) a solution of Na₂CO₃ is alkaline ?

(b) alkali metals are prepared by electrolysis of their fused chlorides ?

Q. Give reasons for the following:
(i) Sodium is more reactive than aluminium.
(ii) Mercury is not the only metallic liquid at around 30 C.
(iii) Metals always combine by electrovalency.
(iv) Metal ions are always positively charged.
(v) Metal ions always get discharged at the cathode during electrolysis.
(vi) Metals generally do not form hydrides.
(vii) Metals are always monoatomic.
(viii) Sodium and potassium cannot be kept exposed to air.
(ix) Sodium and potassium should not be treated with acids.
(x) Hydrogen is not a metal but it has been assigned a place in the reactivity series of metals.

(a) Name the method by which alkali metals can be extracted.

(b) What is the colour of the flame of sodium and potassium ?

Potassium metal is commercially prepared by the reduction of molten KCl with metallic sodium is $850^{0}$ C (1123K). This method is based upon the following principle

Q. Sodium metal is prepared commercially by electrolysis of fused

N a C l

by:

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Potassium and Sodium metals can be formed by electrolysis.

The correct option is A TruePotassium and Sodium metals can be formed by electrolysis of molten potassium and sodium compounds with iron electrodes.

The correct option is A True
Potassium and Sodium metals can be formed by electrolysis of molten potassium and sodium compounds with iron electrodes.