stud
bud
Sign up
Log in
Home
Library
Explore
SAT
More
Periodic Table Flashcards | StudBud
Explore
/
Periodic Table
Periodic Table
31 terms
·
StudBud Administration
·
3,917 plays
Periodic Table review #periodictable #elements #chemistry #atoms #electrons #atomictheory
Flashcards
31 cards
F
Practice quiz
P
Host live
L
Questions
31
Answers
1
How many electrons complete the third energy level?
6
8
2
4
2
The number 8 represents what?
atomic number
mass number
neutron number
atomic mass
3
How many neutrons does oxygen have?
8
7
16
2
4
Atomic mass equals what?
electrons + neutrons
protons + electrons
protons + neutrons
protons
5
The atomic number on the periodic table represents what?
number of neutrons
weight of atoms
number of electrons
number of protons
6
Carbon has how many electrons?
3
6
4
12
7
Is uranium a metal, nonmetal, or metalloid?
metalloid
metal
nonmetal
8
Elements in group 17 on the periodic table have how many electrons on the outer energy level?
7
17
5
6
9
The number on the bottom (15.999) represents what?
atomic number
number of protons
number of electrons
atomic mass
10
An isotope has a different number of what?
neutrons
electrons
protons
11
The carbon isotope, C-14, has how many neutrons?
8
6
12
14
12
The metals that we are most familiar with are called the -
Alkaline Earth Metals
Actinides
Alkali Metals
Transition Metals
13
Nitrogen has how many protons?
14
7
3
1
14
What is the name of the atomic model pictured below?
Electron cloud
Tompson model
Rutherford model
Bohr model
15
These tiny particles make up protons and neutrons.
electrons
nucleons
quarks
tachyons
16
How many electrons complete the last energy level?
4
6
8
2
17
The columns on the periodic table are called what?
metals
halogens
groups
periods
18
The dots in an electron dot diagram represent what?
all electrons
protons
valence protons
outer energy level electrons
19
Which scientist created the first periodic table?
Niels Bohr
Dimitri Mendeleev
J.J. Thomson
Henry G. Mosley
20
Is sodium a metal, nonmetal, or metalloid?
metalloid
nonmetal
metal
21
How many electrons complete the second energy level?
2
8
4
6
22
These elements have both metallic and non-metallic properties.
Noble Gases
Metalloids
Halogens
Lanthanides
23
How was the first periodic table organized?
Alphabetically
By number of neutrons
By atomic mass
By atomic number
24
The nucleus of an atom is composed of what?
electrons + protons
neutrons + electrons
protons only
protons + neutrons
25
Is silicon a nonmetal, metal, or a metalloid?
metal
metalloid
nonmetal
26
The rows on the periodic table are called what?
periods
groups
alkali metals
noble gases
27
Is Iodine a metal, nonmetal, or metalloid?
metalloid
nonmetal
metal
28
The most scientifically accurate atomic model is called what?
Rutherford model
Bohr Model
Electron cloud model
Plum pudding model
29
How many electrons complete the first energy level?
4
2
8
6
30
The elements in group 1 on the periodic table are extremely reactive. These are known as what?
Nobel Gases
Transition Metals
Metalloids
Alkali Metals
31
How is the modern periodic table organized?
By density
By chemical symbol
By atomic mass
By atomic number
