Question

1: sodium hydroxide + hydrochloric acid = sodium chloride + water

which reaction is this

1: a neutralisation reaction
2: displacement reaction
3: reaction in which metal oxide is formed

2: magnesium + oxygen = magnesium oxide.

which reaction is this

1:a neutralisation reaction
2: displacement reaction
3: reaction in which metal oxide is formed​

Answer 1

Answer:

1. 2nd option.

2. 3rd option.

Explanation:

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Answer 2

Explanation:

$\huge\bf\underline{\red{A}\green{N}\orange{S}\pink{W}\purple{E}\blue{R}}$

1→ displacement reaction

2→ reaction in which metal oxide is formed