Question

TABLE OF FIRST 30 ELEMENTS WITH THEIR ATOMIC MASS, CONFIGURATION AND VALENCY

Answer 1

The First 30 Elements:
Element-Symbol-Atomic number-Atomic mass-Valency
Hydrogen-H(symbol)-1(Atomic number)-1(Atomic mass)-1(Valency)
Helium-He-2-4-0
Lithium-Li-3-7-1
Beryllium-Be4-9-2
Boron-B-5-11-3
Carbon-C-6-12-4
Nitrogen-N-7-14-3
Oxygen-O-8-16-2
Fluorine-F-9-19-1
Neon-Ne-10-20-0
Sodium-Na-11-23-1
Magnesium-Mg-12-24-2
Aluminum-Al-13-27-3
Silicon-Si-14-28-4
Phosphorus-P-15-31-3
Sulphur-S-16-32-2
Chlorine-Cl-17-35.5-1
Argon-Ar-18-40-0
Potassium-K-19-39-1
Calcium-Ca-20-40-2
Scandium-Sc-21-44-3
Titanium-Ti-22-48-4
Vanadium-V-23-51
Chromium-Cr-24-52
Manganese-Mn-25-55
Iron-Fe-26-56
Cobalt-Co-27-59
Nickel-Ni-28-58
Copper-Cu-29-63.5
Zinc-Zn-30-65
*Note: Valencies are variable for elements 23-30

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Answer 2

Atomic number → 1

Element name → Hydrogen

Symbol → H

Electronic configuration → $1{ s }^{ 1 }$

Valence → 1

Atomic number → 2

Element name → Helium  

Symbol → He

Electronic configuration → $1{ s }^{ 2 }$

Valence → 2

Atomic number → 3

Element name → Lithium

Symbol → Li

Electronic configuration → $1{ s }^{ 2 }2{ s }^{ 1 }$

Valence → 1

Atomic number → 4

Element name → Beryllium

Symbol → Be

Electronic configuration → $1{ s }^{ 2 }2{ s }^{ 2 }$

Valence → 2

Atomic number → 5

Element name → Boron

Symbol → B

Electronic configuration → $1{ s }^{ 2 }2{ s }^{ 2 }{ 2p }^{ 1 }$

Valence → 1

Atomic number → 6

Element name → Carbon

Symbol → C

Electronic configuration → $1{ s }^{ 2 }2{ s }^{ 2 }{ 2p }^{ 2 }$

Valence → 4

Atomic number → 7  

Element name → Nitrogen

Symbol → N

Electronic configuration → $1{ s }^{ 2 }2{ s }^{ 2 }{ 2p }^{ 3 }$

Valence → 3

Atomic number → 8

Element name → Oxygen

Symbol → O

Electronic configuration → $1{ s }^{ 2 }2{ s }^{ 2 }{ 2p }^{ 4 }$

Valence → 2

Atomic number → 9

Element name → Fluorine

Symbol → F

Electronic configuration → $1{ s }^{ 2 }2{ s }^{ 2 }{ 2p }^{ 5 }$

Valence → 1

Atomic number → 10

Element name → Neon

Symbol → Ne

Electronic configuration → $1{ s }^{ 2 }2{ s }^{ 2 }{ 2p }^{ 6 }$

Valence → 0

Atomic number → 11

Element name → Sodium

Symbol → Na

Electronic configuration → $1{ s }^{ 2 }2{ s }^{ 2 }{ 2p }^{ 6 }3{ s }^{ 1 }$

Valence → 1

Atomic number → 12

Element name → Magnesium

Symbol → Mg

Electronic configuration → $1{ s }^{ 2 }2{ s }^{ 2 }{ 2p }^{ 6 }3{ s }^{ 2 }$

Valence → 2

Atomic number → 13

Element name → Aluminium

Symbol → Al

Electronic configuration → $1{ s }^{ 2 }2{ s }^{ 2 }{ 2p }^{ 6 }3{ s }^{ 2 }3{ p }^{ 1 }$

Valence → 1

Atomic number → 14

Element name → Silicon

Symbol → Si

Electronic configuration → $1{ s }^{ 2 }2{ s }^{ 2 }{ 2p }^{ 6 }3{ s }^{ 2 }3{ p }^{ 2 }$

Valence → 4

Atomic number → 15

Element name → Phosphorous

Symbol → P

Electronic configuration → $1{ s }^{ 2 }2{ s }^{ 2 }{ 2p }^{ 6 }3{ s }^{ 2 }3{ p }^{ 3 }$

Valence → 5

Atomic number → 16

Element name → Sulphur

Symbol → S

Electronic configuration → $1{ s }^{ 2 }2{ s }^{ 2 }{ 2p }^{ 6 }3{ s }^{ 2 }3{ p }^{ 4 }$

Valence → 6

Atomic number → 17  

Element name → Chlorine

Symbol → Cl

Electronic configuration → $1{ s }^{ 2 }2{ s }^{ 2 }{ 2p }^{ 6 }3{ s }^{ 2 }3{ p }^{ 5 }$

Valence → 1

Atomic number → 18  

Element name → Argon

Symbol → Ar

Electronic configuration → $1{ s }^{ 2 }2{ s }^{ 2 }{ 2p }^{ 6 }3{ s }^{ 2 }3{ p }^{ 6 }$

Valence → 0

Atomic number → 19

Element name → Potassium

Symbol → K

Electronic configuration → $1{ s }^{ 2 }2{ s }^{ 2 }{ 2p }^{ 6 }3{ s }^{ 2 }3{ p }^{ 6 }4{ s }^{ 1 }$

Valence → 1

Atomic number → 20

Element name → Calcium  

Symbol → Ca

Electronic configuration → $1{ s }^{ 2 }2{ s }^{ 2 }{ 2p }^{ 6 }3{ s }^{ 2 }3{ p }^{ 6 }4{ s }^{ 2 }$

Valence → 2

Atomic number → 21

Element name → Scandium

Symbol → Sc

Electronic configuration → $1{ s }^{ 2 }2{ s }^{ 2 }{ 2p }^{ 6 }3{ s }^{ 2 }3{ p }^{ 6 }3{ d }^{ 1 }4{ s }^{ 2 }$

Valence → 3

Atomic number → 22

Element name → Titanium

Symbol → Ti

Electronic configuration → $1{ s }^{ 2 }2{ s }^{ 2 }{ 2p }^{ 6 }3{ s }^{ 2 }3{ p }^{ 6 }3{ d }^{ 2 }4{ s }^{ 2 }$

Valence → 4

Atomic number → 23

Element name → Vanadium

Symbol → V

Electronic configuration → $1{ s }^{ 2 }2{ s }^{ 2 }{ 2p }^{ 6 }3{ s }^{ 2 }3{ p }^{ 6 }3{ d }^{ 3 }4{ s }^{ 2 }$

Valence → 5

Atomic number → 24

Element name → Chromium

Symbol → Cr

Electronic configuration → $1{ s }^{ 2 }2{ s }^{ 2 }{ 2p }^{ 6 }3{ s }^{ 2 }3{ p }^{ 6 }3{ d }^{ 5 }4{ s }^{ 1 }$

Valence → 6

Atomic number → 25

Element name → Manganese

Symbol → Mn

Electronic configuration → $1{ s }^{ 2 }2{ s }^{ 2 }{ 2p }^{ 6 }3{ s }^{ 2 }3{ p }^{ 6 }3{ d }^{ 5 }4{ s }^{ 2 }$

Valence → 7

Atomic number → 26

Element name → Iron

Symbol → Fe

Electronic configuration → $1{ s }^{ 2 }2{ s }^{ 2 }{ 2p }^{ 6 }3{ s }^{ 2 }3{ p }^{ 6 }3{ d }^{ 6 }4{ s }^{ 2 }$

Valence → 3

Atomic number → 27

Element name → Cobalt

Symbol → Co

Electronic configuration → $1{ s }^{ 2 }2{ s }^{ 2 }{ 2p }^{ 6 }3{ s }^{ 2 }3{ p }^{ 6 }3{ d }^{ 7 }4{ s }^{ 2 }$

Valence → 4

Atomic number → 28

Element name → Nickel

Symbol → Ni

Electronic configuration → $1{ s }^{ 2 }2{ s }^{ 2 }{ 2p }^{ 6 }3{ s }^{ 2 }3{ p }^{ 6 }3{ d }^{ 8 }4{ s }^{ 2 }$

Valence → 2

Atomic number → 29

Element name → Copper

Symbol → Cu

Electronic configuration → $1{ s }^{ 2 }2{ s }^{ 2 }{ 2p }^{ 6 }3{ s }^{ 2 }3{ p }^{ 6 }3{ d }^{ 10 }4{ s }^{ 1 }$

Valence → 2

Atomic number → 30

Element name → Zinc

Symbol → Zn

Electronic configuration → $1{ s }^{ 2 }2{ s }^{ 2 }{ 2p }^{ 6 }3{ s }^{ 2 }3{ p }^{ 6 }3{ d }^{ 10 }4{ s }^{ 2 }$

Valence → 2