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Periodic Table Basics Flashcards | StudBud
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Periodic Table Basics
Periodic Table Basics
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Review pt basics
Flashcards
16 cards
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Practice quiz
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Questions
16
Answers
1
How many electrons are in sodium, Na?
12
22.990
11
23
2
How are the electrons of an element calculated?
Atomic number = number of protons
Mass number minus atomic number
Atomic mass
Mass number
3
How many neutrons are found in an atom of chlorine, Cl?
18
17
35.453
36
4
What subatomic particle(s) are found in the nucleus of an atom?
Protons & electrons
Neutrons
Protons
Protons & neutrons
5
How are the number of neutrons of an element calculated?
same as the number of protons
Mass number - atomic number
atomic number
same as number of electrons
6
Which of the following in NOT a phase of matter?
Liquid
Plasma
Gas
Evaporate
7
The numbers (1-18) located on the top of the periodic table called groups/family indicate...
number of neutrons
Number of orbitals/rings/shells
number of protons
number of valence electrons
8
The numbers (1-7) on the left side of the periodic table called periods indicate...
number of orbits/rings/shells
number of electrons
number of valence electrons
number of protons
9
What is the number at the top of the element box called?
Mass number
Atomic mass
Valence number
Atomic number
10
What is the atomic number of sodium, Na?
12
22.990
11
23
11
How many protons are found in chlorine, Cl?
36
35.453
17
18
12
How many neutrons are in sodium, Na?
12
23
22.990
11
13
What is the atomic mass of chlorine, Cl?
36
17
18
35.453
14
How is the periodic table arranged?
Alphabetically
Increasing atomic number
Groups/Family
Periods
15
How many electrons are in an atom of chlorine, Cl?
36
17
18
35.453
16
What is the number at the bottom of an element box called?
Neutron number
Atomic number
Proton number
Atomic mass
