Chemistry, asked by vishupraneeth, 1 year ago

valency, atomic number and symbol of first 30 elements in periodic table

Answers

Answered by Fuschia

1754

1) Hydrogen (H)

Atomic Number -- 1
Valency -- 1

2) Helium (He)

Atomic Number --2
Valency -- 0

3) Lithium (Le)

Atomic Number -- 3
Valency -- 1

4) Beryllium (Be)

Atomic Number -- 4
Valency -- 2

5) Boron (B)

Atomic Number-- 5
Valency -- 3

6)Carbon(C)
Atomic Number: 6
Valency = 4

7) Nitrogen (N)

Atomic Number --7
Valency -- 3

8) Oxygen (O)

Atomic Number --8
Valency --2

9) Fluorine (F)

Atomic Number -- 9
Valency --1

10) Neon (Ne)

Atomic Number -- 10
Valency -- 0

11)Sodium (Na)

Atomic Number --11
Valency -- 1

12) Magnesium (Mg)

Atomic Number -- 12
Valency -- 2

13) Aluminum (Al)

Atomic Number -- 13
Valency -- 3

14) Silicon (Si)

Atomic Number -- 14
Valency -- 4

15) Phosphorus (P)

Atomic Number -- 15
Valency -- 5 , 3

16) Sulfur (S)

Atomic Number -- 16
Valency -- 2

17) Chlorine (Cl)

Atomic Number -- 17
Valency -- 1

18) Argon (Ar)

Atomic Number -- 18
Valency -- 0

19) Potassium (K)

Atomic Number --19
Valency -- 1

20) Calcium (Ca)

Atomic Number -- 20
Valency -- 2

21) Scandium (Sc)

Atomic Number -- 21
Valency -- 3

22) Titanium (Ti)

Atomic Number --22
Valency -- 4

23) Vanadium (V)

Atomic Number --23
Valency -- 5 , 4

24) Chromium (Cr)

Atomic Number --24
Valency -- 2

25) Manganese (Mn)

Atomic Number -- 25
Valency -- 7 , 4 , 2

26) Iron (Fe)

Atomic Number -- 26
Valency -- 2 , 3

27) Cobalt (Co)

Atomic Number -- 27
Valency -- 3 , 2

28) Nickel (Ni)

Atomic Number -- 28
Valency -- 2

29) Copper (Cu)

Atomic Number -- 29
Valency -- 2 , 1

30 ) Zinc (Zn)

Atomic Number --30
Valency -- 2

Hope This Helps You!

Answered by ukasvinayak

122

1) Hydrogen (H)

Atomic Number -- 1

Valency -- 1

2) Helium (He)

Atomic Number --2

Valency -- 0

3) Lithium (Le)

Atomic Number -- 3

Valency -- 1

4) Beryllium (Be)

Atomic Number -- 4

Valency -- 2

5) Boron (B)

Atomic Number-- 5

Valency -- 3

6)Carbon(C)

Atomic Number: 6

Valency = 4

7) Nitrogen (N)

Atomic Number --7

Valency -- 3

8) Oxygen (O)

Atomic Number --8

Valency --2

9) Fluorine (F)

Atomic Number -- 9

Valency --1

10) Neon (Ne)

Atomic Number -- 10

Valency -- 0

11)Sodium (Na)

Atomic Number --11

Valency -- 1

12) Magnesium (Mg)

Atomic Number -- 12

Valency -- 2

13) Aluminum (Al)

Atomic Number -- 13

Valency -- 3

14) Silicon (Si)

Atomic Number -- 14

Valency -- 4

15) Phosphorus (P)

Atomic Number -- 15

Valency -- 5 , 3

16) Sulfur (S)

Atomic Number -- 16

Valency -- 2

17) Chlorine (Cl)

Atomic Number -- 17

Valency -- 1

18) Argon (Ar)

Atomic Number -- 18

Valency -- 0

19) Potassium (K)

Atomic Number --19

Valency -- 1

20) Calcium (Ca)

Atomic Number -- 20

Valency -- 2

21) Scandium (Sc)

Atomic Number -- 21

Valency -- 3

22) Titanium (Ti)

Atomic Number --22

Valency -- 4

23) Vanadium (V)

Atomic Number --23

Valency -- 5 , 4

24) Chromium (Cr)

Atomic Number --24

Valency -- 2

25) Manganese (Mn)

Atomic Number -- 25

Valency -- 7 , 4 , 2

26) Iron (Fe)

Atomic Number -- 26

Valency -- 2 , 3

27) Cobalt (Co)

Atomic Number -- 27

Valency -- 3 , 2

28) Nickel (Ni)

Atomic Number -- 28

Valency -- 2

29) Copper (Cu)

Atomic Number -- 29

Valency -- 2 , 1

30 ) Zinc (Zn)

Atomic Number --30

Valency -- 2

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