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Question 1

Name the 3 subatomic particles

Answer 1

Protons, neutrons, electrons

Question 2

Name the 2 subatomic particles in the nucleus

Answer 2

Protons and neutrons

Question 3

Give the location of electrons in the atom

Answer 3

Orbiting the nucleus in shells

Question 4

Give the maximum number of electrons in the first shell

Answer 4

Maximum of 2

Question 5

Give the maximum number of electrons in the second and third shells

Answer 5

Maximum of 8

Question 6

Give the charge of a proton

Answer 6

Positive (+1)

Question 7

Give the charge of a neutron

Answer 7

Neutral (0)

Question 8

Give the charge of an electron

Answer 8

Negative (-1)

Question 9

Explain why the overall charge of an atom is zero

Answer 9

Same number of protons and electrons

Question 10

Define an atom

Answer 10

Smallest particle that makes up all matter

Question 11

Define an element

Answer 11

Substances made from only one type of atom

Question 12

Define a compound

Answer 12

Substances made from two or more types of atoms bonded together

Question 13

Define a mixture

Answer 13

Groups of atoms, elements and compounds that are mixed but not bonded

Question 14

Define an ion

Answer 14

Charged particle formed when an atom has lost or gained electrons

Question 15

Define an isotopes

Answer 15

Atoms of the same element (same number of protons) with a different number of neutrons

Question 16

Name the process to separate two liquids

Answer 16

Distillation

Question 17

Name the process to separate an insoluble solid from a liquid

Answer 17

Filtration

Question 18

Name the process to separate a soluble solid from a liquid

Answer 18

Crystallisation