Question

A bunsen burner has holes near the bottom in order to:

• A. supply oxygen.
• B. supply carbon dioxide.
• C. increase ignition temperature.
• D. decrease ignition temperature.

Answer 1

The correct option is A supply oxygen.

$\bullet$ Bunsen burner is a commonly used laboratory equipment used to heat the substances.
$\bullet$ In a bunsen burner, the fuel is supplied through the tube present at the bottom of the burner. Oxygen from air is supplied through the holes present. While the ignition temperature is maintained by burning. Hence, a bunsen burner has holes near the bottom in order to maintain the supply of oxygen.