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Chemistry

Authored by Charles Martinez

Chemistry

7th - 9th Grade

NGSS covered

Chemistry
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24 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

the basic unit of a chemical element

Atom 
Matter 
Neutron 
Element 

Tags

NGSS.MS-PS1-1

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The central part of an atom that contains the protons and neutrons

Neutron  
Atom 
Nucleus
Metal

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

subatomic particle found in the nucleus of atoms that differs from the other subatomic particles

Atom
Proton
Electron
Neutron

Tags

NGSS.HS-PS1-8

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

subatomic particle found in the nucleus of every atom. The particle has a positive electrical charge, equal and opposite to that of the electron

Atom
Proton 
Neutron 
Electron

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

smallest of the particles that make up an atom, and they carry a negative charge

Neuton
Element 
Electron 
Proton

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

the number of protons in the nucleus of an atom

Mass Number 
Indicator
Chemical Symbol
Atomic Number

Tags

NGSS.HS-PS1-8

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

is the total number of protons and neutrons (together known as nucleons) in an atomic nucleus

Mass Number 
Atomic Number
Indicator
Chemical Symbol

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