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Elements of the Periodic Table Flashcards | StudBud
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Elements of the Periodic Table
Elements of the Periodic Table
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Calculate the number of protons, neutrons and electrons. Periodic Table review
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Questions
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Answers
1
An isotope of an element has a different number of ________.
atomic number
electrons
neutrons
protons
2
Helium and neon are in the same family.
False
True
3
How many electrons would this element have?
35
70
45
80
4
The maximum number of electron shells an element can have is ____.
18
10
7
9
5
Which element is seen in this model?
krypton
chlorine
bromine
oxygen
6
Fluorine and neon both have ____ neutrons.
9
11
20
10
7
Which element is most like carbon?
lithium
silicon
nitrogen
boron
8
Which subatomic particle has no charge?
protons
neutrons
electrons
9
Which element has 16 protons?
magnesium
neon
sulfur
sodium
10
Which element has the symbol Cu?
calcium
copper
cobalt
carbon
11
The atomic numbers increase as you read from right to left across each period.
True
False
12
Elements that are in the same period have the same number of ______.
electrons
protons
neutrons
electron shells
13
The formula for finding the number of neutrons is _____?
Protons - Electrons
Atomic Mass - Atomic Number
Atomic Number + Atomic Mass
Atomic Number - Atomic Mass
14
Which subatomic particle has a positive charge?
leptons
neutrons
electrons
protons
15
What is the atomic mass of this element?
45
80
70
35
16
Which element has the symbol Mn?
molybdenum
bromine
manganese
magnesium
17
Silicon is an example of a metal.
True
False
18
What is the greatest number of electrons that can be in the first electron shell?
8
16
2
1
19
What is the atomic mass of the atom seen?
5
1
6
11
20
The atomic mass is always greater than or equal to the atomic number of an element.
False
True
21
Nobel gases do not react with other elements.
True
False
22
Potassium has ____ electrons.
39
20
19
8
23
Which element is shown in the model?
nickel
carbon
fluorine
boron
24
Neutrons have a negative charge.
True
False
25
Silicon has ____ electrons in its outer shell.
4
14
2
8
26
_____ are located on the left hand side of the periodic table.
metals
metalloids
nonmetals
27
How many neutrons does lithium have?
7
3
4
6.9
28
Electrons are about 2,000 times smaller than a neutron or proton.
False
True
29
Metals lose electrons while nonmetals gain electrons.
False
True
30
_____ are the vertical columns found on the periodic table.
periods
families
31
There are _____ elements on the periodic table.
92
18
7
109
32
Electrons in the outer most shell are called valence electrons.
False
True
33
The nucleus of an atom conists of
neutrons
protons and neutrons
electrons
protons
34
Silver, copper and gold are all ____.
semiconductors
metals
nonmetals
isotopes
35
Elements that have characteristics of both metals and nonmetals are called ______.
conductors
nonmetals
metalloids
36
Where on the periodic table are copper, silver and gold found?
on the top
right hand side
center
left hand side
37
Which element has no neutrons?
boron
helium
lithium
hydrogen
38
Protons and neutrons together equal the _______.
atomic number
atomic mass
electrons
period
39
Elements found on the right hand side of the table are _______.
nonmetals
explosive
semiconductors
metals
40
What is the atomic number of aluminum?
13
12
18
27
41
Most metals are _______.
good conductors
solids
all the above
shiny
42
The horizontal rows found on the periodic table ______.
periods
families
43
No two elements can have the same symbol.
False
True
44
Electrons have a ______ charge.
neutral
positive
negative
45
How many protons does nitrogen have?
9
7
8
10
46
Which element is in the 4th period and 8th family?
iodine
chlorine
iron
potassium
47
Which two subatomic particles are always equal in number?
protons and neutrons
electrons and neutrons
electrons and protons
48
Which family has a filled outer energy level?
halogens
metalliods
transitional metals
nobel gases
49
Which subatomic particle travels around the nucleus?
quarks
electrons
neutrons
protons
50
What is the atomic number of nickel?
24
124
56
28
