Atoms and elements
I can describe what a chemical element is and give some examples.
Lesson details
Key learning points
- All matter is made up of atoms.
- Dalton’s model of an atom is of a sphere that cannot be broken up.
- An element is made up of only one type of atom.
- Each element is made of a different type of atom.
Keywords
Matter - Everything is made up of matter.
Atom - An atom is the building block of all matter.
Element - Each element is made up of only one type of atom.
Common misconception
Pupils often struggle with the idea of how small an atom actually is.
Use examples to show how many atoms make up certain things, e.g. a cell or a grain of sand.
Equipment
Licence
Lesson video
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Prior knowledge starter quiz
6 Questions
Q1.Match the apparatus to its use.
To measure the mass of a substance.
To measure the temperature of a substance.
To view things which are too small to see.
To measure the length of something.
To measure the volume of a liquid.
To measure the time.
Q2.What happens to the overall mass when substances are mixed together?
Q3.Order the different units of mass from smallest to largest.
Q4.Which of the following is a feature of a pure substance?
Q5.Everything is made up of particles. The shape of a particle is 3D and is represented as a ...
Q6.Which of the following diagrams represents more than one substance?
Assessment exit quiz
6 Questions
Q1.What is the basic building block of all matter?
Q2.Match the word to its definition.
Basic unit that all matter is made from.
Substances made up from one type of atom.
Chart on which all the existing elements are arranged.
Shortened representation of an element's name.
Q3.According to Dalton's model of an atom, how are atoms represented?
Q4.Arrange the following in order of size from smallest to largest.
Q5.Match the following symbols to the element.
Cobalt
Potassium
Phosphorous
Sulfur
Sodium
Copper