chemistry unit 3 review

chemistry unit 3 review

10th - 11th Grade

17 Qs

quiz-placeholder

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chemistry unit 3 review

chemistry unit 3 review

Assessment

Quiz

Chemistry

10th - 11th Grade

Medium

NGSS
MS-PS1-1, HS-PS1-8

Standards-aligned

Created by

William Ferguson

Used 304+ times

FREE Resource

17 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which are true about J.J. Thomson's resarch and contributions to atomic theory?
I. Discovered the nucleus
II. Use cathode ray tube
III. developed Plum Pudding Model
IV. proved atoms are indivisible
I and II
II and III
I and IV
III and IV

Tags

NGSS.MS-PS1-1

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which is the best definition of Mass Number for an atom?
average mass of the isotopes of an element
#protons-#electrons
total # protons
#protons + #neutrons

Tags

NGSS.HS-PS1-8

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

If you know the mass number of an isotope, what does that tell you about that atom?
The number of protons
The charge of the atom
The number of neutrons
The number of protons plus neutrons

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Carbon atoms have an atomic mass of 12.011.  What does this mean?
All carbon atoms have 6 protons and 6 neutrons in their nuclei
The average mass of a carbon atom is 12.011 amu
Carbon atoms typically contain 12 protons
Neutral carbon atoms will have 12 protons and 12 electrons

Tags

NGSS.MS-PS1-1

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Rutherford's prediction about how alpha particles would react when passing through a "plum pudding" atom:
There should be lots of alpha particle scattering.
There should be a tiny amount of alpha particle scattering.
There should be absolutely no alpha particle scattering.
The alpha particles should be absorbed and not pass through the atoms.

Tags

NGSS.HS-PS1-8

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image
Which model is this?
Dalton model
J.J. Thomson model
Rutherford Model
Quantum model

Tags

NGSS.MS-PS1-1

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In order to find the charge on an atom:
Add proton# and electron#
Mass#-Atomic#
Proton#-electron#
Mass# = charge

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