Which of the following decomposition reactions is/are correct?
2 answers:
<u>Answer:</u> The correct statement is only reaction C is correct.
<u>Explanation:</u>
Decomposition reaction is defined as the reaction in which one large compound breaks down into smaller compounds.
NaOH is a base known as sodium hydroxide. The decomposition reaction for sodium hydroxide follow the equation:
By Stoichiometry of the reaction:
2 moles of sodium hydroxide decomposes into 1 mole of sodium oxide and 1 mole of water.
Hence, the correct statement is only reaction C is correct.
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Answer : The chemical formula for the compound is,
Explanation :
When the element 'M' react with the to give
.
The balanced chemical reaction is,
In this reaction, 'M' is in mono-atomic form and is in diatomic form.
By the stoichiometry,
2 moles 'M' react with the 1 mole of to give 2 moles of
.
Therefore, the chemical formula of the compound is,