Atoms and elements

Science

In the Understanding Chemical Reactions unit, pupils will build on their knowledge of atoms, elements, and compounds to learn about how atoms rearrange to form new substances during chemical reactions.

In the Solid, Liquid and Gas States and Changes of State unit, pupils learned to categorise substances and understand particle behaviour during changes of state.

Atoms, elements and compounds

What is the basic building block of all matter?

Substances made up from one type of atom.

Chart on which all the existing elements are arranged.

Shortened representation of an element's name.

According to Dalton's model of an atom, how are atoms represented?

Arrange the following in order of size from smallest to largest.

Match the following symbols to the element.

C always stands for the substance carbon.

Which of the following statements are correct?

To measure the temperature of a substance.

To view things which are too small to see.

What happens to the overall mass when substances are mixed together?

Order the different units of mass from smallest to largest.

It contains different types of particles.

Which of the following is a feature of a pure substance?

Everything is made up of particles. The shape of a particle is 3D and is represented as a ...

Which of the following diagrams represents more than one substance?

Exit Quiz