F1C6.1Periodic Table

What are the three subatomic particles in an atom?

• Electrons, Protons, Molecules

• Protons, Neutrons, Electrons

• Protons, Neutrons, Nuclei

• Atoms, Molecules, Compounds

What makes an atom neutral?

• Unequal number of protons and electrons

• Equal number of protons and neutrons

• Equal number of electrons and neutrons

• Equal number of protons and electrons

Which of the following is a molecule?

• Helium gas

• Sodium

• Aluminium

• Oxygen (O₂)

Which of the following is a compound?

• Aluminium

• Zinc

• Water (H₂O)

• Gold

Which is not a characteristic of metals?

• Shiny

• Good conductor of heat

• Brittle

• Malleable

Which method is used to separate an insoluble solid from a liquid?

• Chromatography

• Sedimentation

• Filtration

• Distillation

Which separation method involves separating substances based on different boiling points?

• Using a magnet

• Distillation

• Sedimentation

• Filtration

Which property does not differ between metals and non-metals?

• Electrical conductivity

• Ductility

• Appearance

• Number of protons

What does electrolysis do?

• Combines elements into compounds

• Separates compounds into elements

• Separates elements chemically

• Separates mixtures physically

Which of the following is a non-metal?

• Copper

• Aluminium

• Sulphur

• Iron