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Worksheets7x/Sc4 - Atoms, Elements, Compounds and Mixtures
Total questions: 18
Worksheet time: 10mins
What is the correct definition for an 'element'?
A substance made of only 2 types of atom.
A substance that cannot be broken down into more than one substance.
A substance that is not chemically joined together.
A substance that can be broken down into more than one different substance.
Which of the following is NOT an element?
Aluminium
Oxygen
Carbon Dioxide
Magnesium
What is the correct definition for the term 'atom'?
The smallest part of an element that can exist.
A particle found in gases.
A positive particle found inside the nucleus.
The biggest part of an element that can exist.
Which of the following is NOT a subatomic particle?
Nucleus
Proton
Neutron
Electron
Where is an electron found in an atom?
Inside the nucleus
Outside the nucleus
Outside the atom
Inside the protons
What is the charge of a proton?
Negative
Neutral
Positive
What is the charge of a neutron?
Negative
No charge
Positive
What is the charge of an electron?
Negative
No charge
Positive
What is the correct definition for a 'compound'?
Two or more elements that are not chemically bonded.
Two atoms of an element that are chemically bonded.
Two or more elements that are chemically bonded.
A substance that cannot be broken down into other substances.
What is the correct definition for a 'mixture'?
Two or more different elements that are not chemically bonded.
Two atoms of the same element that are chemically bonded.
Two or more different elements that are not chemically bonded.
A substance that cannot be broken down into smaller substances.
Element, compound or mixture?
Element
Compound
Mixture
Element, compound or mixture?
Element
Compound
Mixture
Element, compound or mixture?
Element
Compound
Mixture
How many natural elements are in the periodic table?
92
57
89
118
How many elements are in the periodic table?
92
156
87
118
An element is a substance that is made of only one type of
(a)
What does the symbol for an element always start with?
Lowercase letter
Capital letter
Number
State symbol
RAG rate how confident you are in your knowledge of atoms, elements, compounds and mixtures.
RED
AMBER
GREEN
