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| 1. |
why composition reaction is opposite of Decomposition reaction? |
| Answer» A decomposition reaction is breakdown or separation of a chemical compound into its elements or simpler compounds while in composition reactions two or more elements or compounds combine to form a single compound that is why decomposition reactions called the opposite of combination reactions.Decomposition ReactionCaCO3\u200b→CaO+CO2\u200bNH4\u200bOH→NH3\u200b+H2\u200bOCombination ReactionN2\u200b+3H2\u200b→2NH3\u200bCaO+H2\u200bO→Ca(OH)2\u200b | |