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ChemFinal1: Periodic Table Flashcards | StudBud
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ChemFinal1: Periodic Table
ChemFinal1: Periodic Table
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Periodic Table Review
Flashcards
15 cards
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Practice quiz
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Questions
15
Answers
1
Atoms are the "building blocks of _____ ".
elements
space
matter
the Periodic Table
2
Positively charged subatomic particles?
proton
electron
nucleus
neutron
3
An atom is identified by _____ .
its chemical symbol
the number of neutrons
its atomic mass
the number of protons
4
Isotopes are atoms of the same element that have different numbers of _____ .
neutrons
electrons
energy levels
protons
5
Negatively charged subatomic particle?
electron
proton
neutron
nucleus
6
Atomic mass of the following element?
Argon
18
Ar
39.948
7
Atomic number?
39.948
Argon
Ar
18
8
Russian chemist, _______ , organized all the elements in a chart called the Periodic Table.
Alexsei Farvoski
Dmitri Mendeleev
Alexander Bultrov
Vladimir Markinivok
9
Smallest particle into which an element can be divided &still retain that element's properties.
nucleus
atom
molecule
compound
10
A look inside the nucleus would reveal...
only neutrons
protons and electrons
protons and neutrons
neutrons and electrons
11
Neutral subatomic particle?
electron
proton
neutron
nucleus
12
Negatively charged ____ would be found whizzing around the nucleus in ____ .
electrons, the electron cloud
electrons, small cars
neutrons, space ships
neutrons, the electron cloud
13
In the Periodic Table, horizontal rows are called ____ .
rows
groups
periods
families
14
Current atomic theory states that ...
Atoms are made of smaller particles.
The nucleus is surrounded by an electron cloud.
All of the above are true.
Protons and neutrons are in the nucleus.
15
In the Periodic Table, vertical columns are called _____ .
rows
groups
families
periods
