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Chemistry-Isotopes and Periodic Table Flashcards | StudBud
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Chemistry-Isotopes and Periodic Table
Chemistry-Isotopes and Periodic Table
40 terms
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124 plays
A review of the periodic table and isotopes.
Flashcards
40 cards
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Practice quiz
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Host live
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Questions
40
Answers
1
Name the group for letter "B"
Noble Gases
Transition Metals
Alkali Metals
Halogens
2
There are ______metalloids on the periodic table.
8
6
9
7
3
Rubidium (Rb) and Xenon (Xe) share _____energy levels.
5
1
6
7
4
Elements that are good conductors of heat and electricity are called__.
nonmetals
metalloids
metals
5
Which three elements are halogens?
F, Cl, Br
N, O, F
F, S, Cl
Cl, Br, He
6
Boron (B), Aluminum (Al), and Gallium (Ga) share ____ valence electrons
13
4
14
3
7
Name the group for letter "D"
Boron Group
Transition Metals
Halogen
Noble Gases
8
Metalloids are located____of the staircase.
right
top and bottom
left
9
Metals are located ___ ______of the staircase.
left
right
on the bottom
on top
10
Which symbol is a transition metal?
Cu
F
Na
K
11
Elements that are poor conductors of heat and electricity are called_____.
metalloids
nonmetals
metals
12
Flourine-19 and Flourine- 20 have _______protons.
10
9
19
11
13
Gold-198 has ____protons,______neutrons,_____electrons.
79, 119, 80
79, 119, 79
79, 118, 79
79, 119, 119
14
Hydrogen-1, Hydrogen-2, and Hydrogen-3 represent __________ of the hydrogen atom.
the nuetrons
the isotopes
the atomic mass
the electrons
15
A horizontal row of elements on the periodic table is called a(n)___.
period/family
group/family
period/energy level
group/energy level
16
Which of the following is
NOT TRUE
of nonmetals?
in solid form, they are brittle
poor electrical and heat conductors
many are ductile
many are gases
17
Which of these describes noble gases?
good heat conductors
massless
unreactive (inert)
good electrical conductors
18
Which group shares 7 valence electrons?
D
C
A
B
19
The ability of a substance to be hammered or rolled into thin sheets is called___.
malleable
flattened
ductile
hammered
20
Atoms with the same number of protons but contain a different number of neutrons are called_.
atomic number
isotopes
mass number
atomic mass
21
Nonmetals are located_______of the staircase.
top and bottom
left
right
22
Which group shares 2 valence electrons?
D
C
E
B
23
Which group shares 8 valence electrons?
A
C
B
D
24
Name the family for letter "A"
Alkaline Earth Metals
Halogens
Transition Metals
Alkali Metals
25
Electrons on the outer energy level are called_______electrons.
eight
outside
valence
last
26
Which noble gas element only has 2 valence electrons?
He
H
F
O
27
The symbol for the element on Period 2, Group 13 is _________.
O
N
C
B
28
Name the family for letter "E"
Noble Gases
Halogens
Transition Metals
Alkaline Earth Metals
29
Potassium (K) and Calcium(Ca) belong to ______.
Group 4
Group 1
Period 1
Period 4
30
A vertical column of elements in the periodic table is called a(n)___.
period/energy level
group/family
group/energy level
period/family
31
Hydrogen (H) and Lithium (Li) are in ________.
Period 4
Period 1
Group 1
Group 4
32
Elements that are semi conductors of heat and electricity are called___.
nonmetals
metalloids
metals
33
Which element has an atomic number of 6?
Li
O
N
C
34
Which two groups consists mostly of nonmetals?
B & C
C & D
A & E
B & D
35
Carbon-14 has _________nuetrons
8
6
20
14
36
Name the group for letter "C"
Alkali Metals
Noble Gas
Transition Metal
Halogen
37
Elements have an atomic mass because it is _________.
the average mass of the protons
the average mass of the electrons
the average mass of the neutrons
the average mass of the isotopes
38
Which symbol is an alkali metal?
K
C
Ne
N
39
The elements in Group 18, which are generally unreactive (inert), are called ___.
alkali gases
noble gases
alkaline earth gases
transition gases
40
Group 17 elements share ______valence electrons.
17
8
18
7
