Chemistry IGCSE Topics Quiz

What is the smallest particle of an element that retains the properties of that element?

• nucleus

• molecule

• atom

• cell

What type of bonding involves the sharing of electrons between atoms?

• Covalent bonding

• Hydrogen bonding

• Metallic bonding

• Ionic bonding

What is the pH range for acids?

• 0 to 6.99

• 1 to 7.99

• 0 to 14

• 0 to 8.99

Which branch of chemistry deals with the study of carbon compounds?

• Inorganic chemistry

• Physical chemistry

• Analytical chemistry

• Organic chemistry

In a chemical reaction, what are the substances that react called?

• Catalysts

• Products

• Reactants

• Inhibitors

What branch of chemistry deals with the relationship between electricity and chemical reactions?

• Geology

• Electrochemistry

• Astronomy

• Biochemistry

What process involves the joining of small molecules to form a large molecule?

• Polymerization

• Fermentation

• Oxidation

• Condensation

In stoichiometry, what is the quantitative relationship between reactants and products in a chemical reaction?

• Stoichiometry

• Oxidation

• Avogadro's number

• Molarity

Which category of elements are typically good conductors of electricity?

• Metals

• Wood

• Plastics

• Non-metals

What area of chemistry focuses on the study of the impact of chemicals on the environment?

• Environmental chemistry

• Ecological chemistry

• Green chemistry

• Sustainable chemistry