🔵3.59 C: REVIEW: QUIZIZZ: PART 2: EXAM REVIEW: UNIT 3 3D15WS124
Authored by Rodney Balitewicz
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42 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The smallest particle of an element that retains the properties of that element is a(n)
electron
proton
atom
quark
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Isotopes of the same element have different...
chemical properties.
atomic numbers.
masses.
number of protons.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
All atoms of the same element have the same...
number of protons.
number of neutrons.
mass number.
protons and neutrons.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following equals one atomic mass unit (amu)?
the mass of protons plus neutrons
mass of one electron
1/12 the mass of one carbon-12 atom
the mass of one atom of carbon-12
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which subatomic particles have approximately the same mass?
electrons and protons
protons and neutrons
electrons and neutrons
protons and quarks
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which quantity can vary among neutral atoms of the same element?
mass number
atomic number
number of protons
number of electrons
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many electrons are in the Bohr Model of the atom for lithium?
1
2
3
4
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