Coal

Which of the following are inexhaustible natural resources?

• Sunlight

• Hydropower

• Coal

• Forests

Which of the following are fossil fuels?

• wind, solar, hydro
• nuclear, biomass, geothermal
• coal, oil, natural gas
• peat, tar sands, uranium

Coal is formed from

• Remains of plants
• Meteorite impacts
• Volcanic eruptions
• Remains of animals

Coal is mainly made up of

• Nitrogen

• Sulphur

• Cobalt

• Carbon

What is the name of the process, by which coal is formed?

• Sedimentation

• Vaporization

• Carbonization

• Condensation

Which of the following is the reaction of coal burning?

• Coal + Oxygen -> Carbon Dioxide + Water Vapor + Heat
• Coal + Oxygen -> Carbon Monoxide + Hydrogen + Heat
• Coal + Oxygen -> Carbon Dioxide + Sulfur Dioxide + Heat
• Coal + Oxygen -> Carbon Monoxide + Water Vapor + Heat

Which of the following product(s) is made using coal?

• Coke

• Xylene

• Coal tar

• Gasoline

Which of the following products is made by destructive distillation of coal?

• Coal tar
• Coal dust
• Coal ash
• Coal gas

What are the components of coal gas?

• Nitrogen, oxygen, sulfur, hydrogen

• Methane, nitrogen, oxygen, carbon dioxide
• Hydrogen, carbon monoxide, methane

• Carbon monoxide, sulfur, oxygen, hydrogen

By what process are the individual compounds of coal tar separated?

• Filtration
• Fractional distillation
• Evaporation
• Chemical synthesis