An element that shares some properties with metals and some properties with non-metals.

Common 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

The substance has certain risks associated with it.

What does a hazard symbol on a substance indicate?

They all conduct electricity as well as metals.

They have properties of both metals and non-metals.

Which of the following is a characteristic of metalloids?

Boron (B) is an example of a metalloid. Astatine (As) is sometimes classed as a metalloid. Give the elemental symbol of another metalloid. 

What one word can be used to give the meaning of this hazard symbol?

Which of the following hazard symbols shows that a substance is very bad for the environment, and if swallowed could kill you or other organisms that consume it?

a substance made from two or more different types of atoms bonded together

a substance made from one type of atom only.

a substance made from different types of atoms mixed together

Which of these is a common property of metals?

Most non-metals are in the {{}} state at room temperature.

Where are metals typically located on the periodic table?

Which symbol suggests there may be a fire risk/hazard?

Match the property of the substance to its potential use.

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