Atoms, molecules, atomic and mass numbers
Authored by Vicky Oxenham
Science, Chemistry
8th - 9th Grade
NGSS covered
Used 92+ times
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20 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following are found in the nucleus of an atom?
Protons
Protons and neutrons
Electrons
Neutrons and electrons
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
'The building blocks that make up matter' are called
Atoms
Elements
Molecules
Compounds
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
'Two or more different atoms joined together by chemical bonds' is called a
Atom
Molecule
Element
Compound
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The charges of each subatomic particle is as follows
Proton: Positive
Neutron: Negative
Electron: No charge
Proton: Negative
Neutron: Positive
Electron: Negative
Proton: No charge
Neutron: No charge
Electron: No charge
Proton: Positive
Neutron: No charge
Electron: Negative
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A helium atom
Is also an example of a reactive molecule
Has 4 protons in its nucleus
Has 4 neutrons in its nucleus
Is neutrally charged
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
'K' is the element symbol for
Iron
Potassium
Sulfur
Barium
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Aluminium has 13 protons, 1 neutron, 13 electrons. What is the atomic number?
26
1
13
12
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