Question

Oxygen is a chemically active gas.

• A. True
• B. False

Answer 1

The correct option is A True

• Oxygen gas(${\mathrm{O}}_2$) or free oxygen that is found on earth is thermodynamically unstable. In its pure state, it is a very reactive element.
• Oxygen can easily form new compounds by reacting with other elements.
• It usually forms oxides with other elements.

Therefore the given statement is true.