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Atomic Structure: Atoms, Isotopes & Ions...Oh, My!

Authored by Neva Winters

Chemistry

9th - 12th Grade

NGSS covered

Used 66+ times

Atomic Structure: Atoms, Isotopes & Ions...Oh, My!
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21 questions

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1.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

How many particles are in the nucleus of an atom of fluorine-19?

9 protons, 10 neutrons, 9 electrons
9 protons, 9 neutrons
9 protons, 10 neutrons
19 protons, 19 neutrons

Tags

NGSS.HS-PS1-8

2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Carbon-13 differs from carbon-12 by:

1 extra neutron
1 less neutron
1 extra proton
1 extra electron

Tags

NGSS.MS-PS1-1

3.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

How many electrons does a copper (II) ion (Cu+2) contain?

31 electrons

29 electrons

27 electrons

36 electrons

Tags

NGSS.MS-PS1-1

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Which particle determines an atom's identity?

Proton
Neutron
Electron
Positron

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

The atomic number is always equal to the number of:

neutrons.
protons and electrons.
protons.
particles in the nucleus.

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

How many neutrons are in the isotope potassium-40?

19
40
20
21

Tags

NGSS.HS-PS1-8

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

How many electrons does an oxide ion (O-2) contain?

2

6

8

10

Tags

NGSS.MS-PS1-1

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