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Duplicate of Periodic Table Flashcards | StudBud
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Duplicate of Periodic Table
Duplicate of Periodic Table
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Periodic Table review #periodictable #elements #chemistry #atoms #electrons #atomictheory
Flashcards
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Questions
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Answers
1
The atomic number on the periodic table represents what?
number of protons
weight of atoms
number of electrons
number of neutrons
2
Is silicon a nonmetal, metal, or a metalloid?
nonmetal
metal
metalloid
3
The metals that we are most familiar with are called the -
Actinides
Transition Metals
Alkali Metals
Alkaline Earth Metals
4
How many neutrons does oxygen have?
8
16
2
7
5
Atomic mass equals what?
protons + electrons
protons
protons + neutrons
electrons + neutrons
6
Is sodium a metal, nonmetal, or metalloid?
nonmetal
metalloid
metal
7
How many electrons complete the third energy level?
8
6
2
4
8
The nucleus of an atom is composed of what?
neutrons + electrons
protons + neutrons
protons only
electrons + protons
9
The columns on the periodic table are called what?
groups
metals
periods
halogens
10
The most scientifically accurate atomic model is called what?
Electron cloud model
Bohr Model
Rutherford model
Plum pudding model
11
Nitrogen has how many protons?
1
14
7
3
12
The dots in an electron dot diagram represent what?
protons
all electrons
outer energy level electrons
valence protons
13
How many electrons complete the first energy level?
8
4
6
2
14
Which scientist created the first periodic table?
Henry G. Mosley
Niels Bohr
J.J. Thomson
Dimitri Mendeleev
15
The number 8 represents what?
atomic number
atomic mass
mass number
neutron number
16
How many electrons complete the second energy level?
8
6
4
2
17
Carbon has how many electrons?
3
4
12
6
18
Elements in group 17 on the periodic table have how many electrons on the outer energy level?
17
7
5
6
19
Is uranium a metal, nonmetal, or metalloid?
metalloid
nonmetal
metal
20
What is the name of the atomic model pictured below?
Tompson model
Rutherford model
Electron cloud
Bohr model
21
These elements have both metallic and non-metallic properties.
Metalloids
Lanthanides
Halogens
Noble Gases
22
The number on the bottom (15.999) represents what?
atomic mass
number of electrons
number of protons
atomic number
23
The rows on the periodic table are called what?
periods
alkali metals
noble gases
groups
24
Is Iodine a metal, nonmetal, or metalloid?
metal
metalloid
nonmetal
25
The elements in group 1 on the periodic table are extremely reactive. These are known as what?
Metalloids
Transition Metals
Alkali Metals
Nobel Gases
