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Metallic Oxides

When magnesiu...

Question

When magnesium ribbon burns in the air, it forms white ash. The chemical name of white ash is:

A

Magnesium dioxide

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B

Magnesium hydride

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C

Milk of magnesia

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D

Magnesium oxide

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Solution

The correct option is C Magnesium oxide
$2 M g + O_{2} \to 2 M g O$
When magnesium ribbon burns in the air, it forms magnesium oxide. It is a white solid.
Hence, the correct option is $D$

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