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Atoms and Periodic Table Quiz Flashcards | StudBud
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Atoms and Periodic Table Quiz
Atoms and Periodic Table Quiz
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Questions to prepare for Friday's Test.
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1
What two particles are located in the nucleus of an atom?
protons and electrons
protons and neutrons
electrons and neutrons
2
Elements in the same _______ share similar properties.
row
period
group
3
How many neutrons do most H atoms have?
zero
two
one
4
These particles are negatively charged and located outside of the nucleus.
electrons
protons
quarks
neutrons
5
The periodic table has 18 vertical columns known as _________ .
rows
groups
periods
6
The atomic number of an atom tells you the ...
number of protons in the atom.
number of electrons in the atom.
number of neutrons in the atom.
7
The mass of an atom is the total number of
protons and electrons in the atom.
neutrons and electrons in the atom.
protons and neutrons in the atom.
8
These are atoms of the same element with different numbers of neutrons.
Silicon
Molecules
Isotopes
9
The __________ is the average mass of all the known isotopes of an element.
atomic number
atomic mass/weight
density
10
The creator of the first periodic table was
Dmitri Mendeleev
Thompson
Gregor Mendel
Ernest Rutherford
11
These elements are located in between the metals and non-metals.
halogens
alkali metals
metalloids
12
The periodic table has 7 horizontal rows called ________.
families
groups
periods
13
The period number an element is in tells you the
number of electron shells the element has.
reactivity of the element.
name of the element.
