Question

question no.4 plzz give me answer follow me​

Answer 1

Explanation:

h2+o2=>h2o

it is a combination reaction as two elements combine to form compound

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Answer 2

Answer:

Reaction between two or more elements:An example of this type of combination reaction is the reaction between a metal and a non- metal. Most metals react with non-metals to form ionic compounds.

Examples

CaO + H2O → Ca(OH)2

Explanation:

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