The First Four Rows of The Periodic Table of Elements

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This set contains the first four rows of the periodic table of elements. I have added the number of protons, neutrons, and electrons in the definition for extra practice.

Hydrogen

Abbreviation= H
Protons= 1
Neutrons= 1
Electrons= 1

Helium

Abbreviation= He
Protons= 2
Neutrons= 2
Electrons= 2

Lithium

Abbreviation= Li
Protons= 3
Neutrons= 4
Electrons= 3

Beryllium

Abbreviation= Be
Protons= 4
Neutrons= 5
Electrons= 4

Boron

Abbreviation= B
Protons= 5
Neutrons= 6
Electrons= 5

Carbon

Abbreviation= C
Protons= 6
Neutrons= 6
Electrons= 6

Nitrogen

Abbreviation= N
Protons= 7
Neutrons= 7
Electrons= 7

Oxygen

Abbreviation= O
Protons= 8
Neutrons= 8
Electrons= 8

Fluorine

Abbreviation= F
Protons= 9
Neutrons= 10
Electrons= 9

Neon

Abbreviation= N
Protons= 10
Neutrons= 10
Electrons= 10

Sodium

Abbreviation= Na
Protons= 11
Neutrons= 12
Electrons= 11

Magnesium

Abbreviation= Mg
Protons= 12
Neutrons= 12
Electrons= 12

Aluminum

Abbreviation= Al
Protons= 13
Neutrons= 14
Electrons= 12

Silicon

Abbreviation= Si
Protons= 14
Neutrons= 14
Electrons= 14

Phosphorus

Abbreviation= P
Protons= 15
Neutrons= 16
Electrons= 15

Sulfur

Abbreviation= S
Protons= 16
Neutrons= 16
Electrons= 16

Chlorine

Abbreviation= Cl
Protons= 17
Neutrons= 18
Electrons= 17

Argon

Abbreviation= Ar
Protons= 18
Neutrons= 22
Electrons= 18

Potassium

Abbreviation= K
Protons= 19
Neutrons= 20
Electrons= 19

Calcium

Abbreviation= Ca
Protons= 20
Neutrons= 20
Electrons= 20

Scandium

Abbreviation= Sc
Protons= 21
Neutrons= 24
Electrons= 21

Titanium

Abbreviation= Ti
Protons= 22
Neutrons= 26
Electrons= 22

Vanadium

Abbreviation= V
Protons= 23
Neutrons= 28
Electrons= 23

Chromium

Abbreviation= Cr
Protons= 24
Neutrons= 28
Electrons= 24

Manganese

Abbreviation= Mn
Protons= 25
Neutrons= 30
Electrons= 25

Iron

Abbreviation= Fe
Protons= 26
Neutrons= 30
Electrons= 26

Cobalt

Abbreviation= Co
Protons= 27
Neutrons= 32
Electrons= 27

Nickel

Abbreviation= Ni
Protons= 28
Neutrons= 31
Electrons= 28

Copper

Abbreviation= Cu
Protons= 29
Neutrons= 35
Electrons= 29

Zinc

Abbreviation= Zn
Protons= 30
Neutrons= 35
Electrons= 30

Gallium

Abbreviation= Ga
Protons= 31
Neutrons= 39
Electrons= 31

Germanium

Abbreviation= Ge
Protons= 32
Neutrons= 41
Electrons= 32

Arsenic

Abbreviation= As
Protons= 33
Neutrons= 42
Electrons= 33

Selenium

Abbreviation= Se
Protons= 34
Neutrons= 45
Electrons= 34

Bromine

Abbreviation= Br
Protons= 35
Neutrons= 45
Electrons= 35

Krypton

Abbreviation= Kr
Protons= 36
Neutrons= 48
Electrons= 36

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