CBSE Class 9 Science Matter in Our Surroundings Quiz 2

1. Which of the following has the strongest interparticle forces at room temperature?

A Oxygen B Water C Bromine D Iron

2. Which of the following conditions is most favourable for converting a gas into a liquid?

A High pressure, low temperature B Low pressure, low temperature C Low pressure, high temperature D High pressure, high temperature

3. Dry ice is

A water in solid state B water in gaseous state C CO D CO