Question

(a) Both (A) and (R) are true and (R) is correct explanation of the assertion. (b) Both (A) and (R) are true but (R) is not the correct explanation of the assertion. (c) (A) is true but (R) is false. (d) (A) is false but (R) is true. 1. Assertion (A) (Stoichiometric coefficient are the numbers which are put before compounds or elements to balance the chemical equation. Reason (R) : Chemical equation is balanced to justify the law of conservation of mass. 2.​

Answer 1

Answer:

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Answer 2

• The Castner–Kellner process is a method of electrolysis on an aqueous alkali chloride solution (usually sodium chloride solution) to produce the corresponding alkali hydroxide, invented by American Hamilton Castner and Austrian Karl Kellner in the 1890s.