“Firdous Al Hikmat Fe Ilmul Kemia” was written by _____.

1. 1. Al-Beruni
   2. Jabir bin Haiyan
   3. Bu Ali Sina
   4. Khalid bin Yazeed

Methane is used in daily life with the name of _____.

1. 1. Natural gas
   2. Carbon dioxide
   3. Carbon monoxide
   4. Calcium carbonate

When electricity is passed through neon, it glows _____.

1. 1. Blue
   2. Red
   3. Yellow
   4. Green

Argon and which gas is used in various types of fluorescent and phototubes?

1. 1. Helium
   2. Oxygen
   3. Krypton
   4. Neon

Which of the following is the purest form of carbon?

1. 1. Diamond
   2. Graphite
   3. Marble
   4. Bucky ball

The water that can produce good lather with soap is known as _____.

1. 1. Atomic water
   2. Hard water
   3. Heavy water
   4. Soft water

The glitter of diamond is _____.

1. 1. because it is transparent
   2. due to its quality of reflecting light
   3. because it is a non-conductor
   4. because of its density

In which of the following layers of atmosphere is Ozone present?

1. 1. Troposphere and Stratosphere
   2. Troposphere and Thermosphere
   3. Thermosphere
   4. Mesosphere

The high boiling point of water is due to _____.

1. 1. Weak dissociation of water molecule
   2. Its high specific heat
   3. Hydrogen bonding among water molecules
   4. Its high dielectric constant

In a hydrogen bomb, hydrogen is converted into _____.

1. 1. Uranium – 238
   2. Uranium
   3. Barium
   4. Helium