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Atoms, Isotopes, and the Periodic Table
The number of protons in an atom
Which is a metalliod?
Atoms, Isotopes, and the Periodic Table
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1
Which is a metalliod?
E
H
F
D
2
The number of protons in an atom
atomic mass
mass number
quarks
atomic number
3
Vertical columns are called
transition metals
inner transition metals
groups
periods
4
An element has 7 protons, 7 neutrons, and 7 electrons. What is its mass?
14
21
7
0
5
What is found in the nucleus of an atom?
protons, neutrons, and electrons
protons and electrons
protons and neutrons
neutrons and electrons
6
Group number of the alkaline earth metals
Group 2
Group 17
Group 1
Group 13
7
An element has 7 protons, 7 neutrons, and 7 electrons. What is its charge?
0
1-
2-
1+
8
An element has 3 protons, 2 neutrons, and 2 electrons. What is its mass?
3
6
5
2
9
An element has 3 protons, 2 neutrons, and 2 electrons. What is its atomic number?
5
6
3
2
10
Which is an Alkaline Earth Metal?
D
H
C
B
11
Which is a noble gas?
F
C
G
B
12
Group number of the alkali metals
Group 2
Group 1
Group 17
Group 13
13
Oxygen
metalloid
metal
nonmetal
14
Which is an Alkali Metal?
C
B
A
D
15
Elements found on the left side of the periodic table are
noble gases
metals
metalloids
nonmetals
16
Boron
nonmetal
metal
metalloid
17
What is the charge of a electron?
negative
neutral
positive
18
Group number of the halogens.
Group 2
Group 17
Group 18
Group 14
19
Group number of the noble gases.
Group 1
Group 14
Group 18
Group 17
20
Atoms that have the same number of protons but different number of neutrons are called...
different elements
atomic mass unit
radioactive
isotopes
21
Elements in the same ___ have the same number of electrons in their outer energy level.
group
period
beaker
row
22
The atomic number of carbon is 6 and it has a mass of 13 amu. How many neutrons does it have?
6
19
7
13
23
Lithium
metal
nonmetal
metalloid
24
Which is an Inner Transition Metal?
I
F
D
C
25
Horizontal rows are called
families
columns
periods
groups
26
Which is a transition metal?
I
B
D
C
27
Which one is a metal?
E
A
F
B
28
What is the charge of a proton?
negative
neutral
positive
29
Which is in the Lanthanide Series?
F
G
I
H
30
The atomic number of carbon is 6 and it has a mass of 13 amu. How many protons does it have?
19
6
7
13
31
What is the charge of a neutron?
negative
positive
neutral
32
Neon
nonmetal
metalloid
metal
33
The atomic number of oxygen is 8 and it has a mass of 17 amu. How many neutrons does it have?
17
25
8
9
