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The Periodic Table of Elements Flashcards | StudBud
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The Periodic Table of Elements
The Periodic Table of Elements
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1
How many periods does the Periodic Table have?
5
18
7
8
2
How many groups does the Periodic Table have?
7
18
16
20
3
The number of protons in an atom is the:
group
atomic mass
atomic number
symbol
4
What is the atomic mass of nitrogen (N)?
7
15
21
14.0067
5
What is the atomic number of magnesium (Mg)?
24.3050
11
12
36.476
6
The smallest part of an element that can take part in a chemical reaction is the:
atom
electron
proton
neutron
7
The ____ is an abbreviation of an element.
chemical symbol
atomic number
atomic mass
period
8
The metals are located in the left third of the Periodic Table.
True
False
9
Atomic mass is:
protons + electrons
neutrons + electrons
positrons + negatrons
protons + neutrons
10
Neutrons have a positive charge.
False
True
11
The positively charged particles in the nucleus of an atom are called:
electrons
neutrons
protons
positrons
12
The negatively charged particles in the nucleus of an atom are called:
negatrons
electrons
protons
neutrons
13
Neutrons and protons have the same weight.
False
True
14
The ability to ALLOW electricity and heat to pass through a substance is called...
Malleable
Insulation
Conductivity
Reactivity
15
Moving from left to right on the periodic table, atomic numbers:
stay the same
decrease
increase
16
An example of a metal is...
Rubidium (Rb)
Hydrogen (H)
Chlorine (Cl)
Arsenic (As)
17
The average mass of an atom is the:
atomic number
chemical symbol
atomic mass
element
18
An example of a non-metal is...
Aluminium (Al)
Argon (Ar)
Potassium (K)
Yttrium (Y)
19
Elements with similar properties are found in the same:
group (column)
period (row)
20
An example of a metalloid is...
Silicon (Si)
Nitrogen (N)
Barium (Ba)
Aluminium (Al)
