Question

Magnesium ribbon burns in air to produce .

• A. magnesium oxide
• B. magnesium hydroxide
• C. oxygen

Answer 1

The correct option is A magnesium oxide

When magnesium ribbon is burnt, it reacts with the oxygen present in the air to form magnesium oxide. The reaction occurs as follows:

$2\text{Mg}\text{(s)}+{\text{O}}_2\text{(g)}\to 2\text{MgO}\text{(g)}$