Question

A chemical reaction in which two or more substances combine to form a new substance.
(a)combination reaction
(b)displacement reaction
(c)decomposition reaction
(d)neutralisation reaction​

Answer 1

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A chemical reaction in which two or more substances combine to form a new substance is called a Combination reaction .

For ex - C + $O_2$ → $CO_2$

Answer 2

Answer:

option A

Explanation:

A chemical reaction in which two or more substances combine to form a new substance is called combination reaction ..

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