Question

Periodic table of elements first 30 with atomic weights valency and charge

Answer 1

HEYAAAA,,,,

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

,....... Valencies are variable for elements 23-30

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Answer 2

Hey you can use the trick of valency.

1

0

1

2

3

4

3

2

1

9

..

.

.

Continuously

Hope it helps you.