Formation of gas bubbles in a liquid during a reaction is a called ___

Oxidation

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Reduction

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Redox

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Heating

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Solution

The correct option is C
Redox

Formation of gas bubbles in a liquid during a reaction is called effervescence.

For example:- $Z n (s) + H_{2} (S O)_{4} (a q) \to Z n (S O)_{4} (a q) + H_{2} (g)$

Hydrogen gas bubbles are formed during the above reaction.

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Similar questions

Fill in the blanks :

(a) A reaction in which two or more substances combine to form a single substance is called a ___ reaction.

(b) A ___ is a substance which changes the rate of a chemical reaction without undergoing a chemical change.

(d) The reaction between an acid and a base is called ___

(e) Soluble bases are called ___

(f) The chemical change involving iron and hydrochloric acid illustrates a ___ reaction.

(g) In the type of reaction called ___ two compounds exchange their positive and negative radicals respectively.

(h) A catalyst either ___ or ___ the rate of a chemical change but itself remains ___ at the end of the reaction.

(i) The chemical reaction between hydogen and chlorine is a ___ reaction

(j) When a piece of copper is added to silver nitrate solutuions, it turns ___ in colour.

Define :

(a) catalytic hydrogenation

(b) oxidation

(d) redox reaction

2 S_{2} O_{3}^{2 -} + I_{2} \to S_{4} O_{6}^{2 -} + 2 I^{-}

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