Matter

Which of the following properties is shown by copper

• brittleness

• malleability

• softness

Which of the following statements is correct?

• All metals are ductile

• Metals are generally ductile

• Non metals are ductile

Which property of the metals indicate that the metals are shiny?

• lustre

• malleability

• sonority

What is the chemical formula of Hydrogen sulphide?

• H₄S

• H₂S

• HS₂

Boron, Silicon, Germanium belongs to this group

• metals

• metalloids

• non metals

In which of the following are the particles closely packed?

• Milk

• Vapour

• Stone

Which of the following is incompressible?

• wood

• cotton

• Oxygen

Name the process by which the gas on cooling converts into liquid

• freezing

• sublimation

• condensation

Which of the following substances is sublimable?

• water

• camphor

• oxygen

Which is the only metal in liquid state?

• Bromine

• Mercury

• Sodium