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Periodic Table Flashcards | StudBud
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Periodic Table
Periodic Table
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Periodic Table Review
Flashcards
20 cards
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Questions
20
Answers
1
Russian chemist, _______ , organized all the elements in a chart called the Periodic Table.
Alexsei Farvoski
Dmitri Mendeleev
Vladimir Markinivok
Alexander Bultrov
2
Current atomic theory states that ...
Protons and neutrons are in the nucleus.
All are true.
The nucleus is surrounded by an electron cloud.
Atoms are made of smaller particles.
3
An atom is identified by _____ .
its chemical symbol
the number of neutrons
its atomic mass
the number of protons
4
In the Periodic Table, horizontal rows are called ____ .
rows
families
groups
periods
5
Isotopes are atoms of the same element that have different numbers of _____ .
electrons
protons
energy levels
neutrons
6
"small but mighty" subatomic particle?
electron
nucleus
proton
neutron
7
Atomic mass?
39.948
Argon
Ar
18
8
Atoms are the "building blocks of _____ ".
space
elements
matter
the Periodic Table
9
Neutral subatomic particle?
neutron
electron
nucleus
proton
10
Chemical symbol?
Argon
Ar
18
39.948
11
Negatively charged subatomic particle?
neutron
proton
electron
nucleus
12
Atomic number?
18
Ar
39.948
Argon
13
Chemical name?
Argon
18
39.948
Ar
14
Which statement is TRUE?
Neutrons are negative.
Electrons are positive.
Protons are neutral.
Unlike charges hold the electrons to the nucleus.
15
Negatively charged ____ would be found whizzing around the nucleus in ____ .
neutrons, space ships
neutrons, the electron cloud
electrons, small cars
electrons, the electron cloud
16
A look inside the nucleus would reveal...
neutrons and electrons
protons and neutrons
protons and electrons
only neutrons
17
An______ is the smallest particle into which an element can be divided.
atom
nucleus
compound
molecule
18
In the Periodic Table, vertical columns are called _____ .
periods
rows
columns
groups/families
19
Positively charged subatomic particles?
electron
proton
nucleus
neutron
20
Each different kind of atom is given a special name and is then referred to as an _____ .
molecule
compound
mixture
element
