Question

Oxidation number for 1 to 20 elmennts

Answer 1

Answer:

Hydrogen (H) +1.

Helium (He) ...

Lithium (Li) +1.

Beryllium (Be) +2.

Boron (B) +3.

Carbon (C) +/-4.

Nitrogen (N) -3.

Oxygen (O) -2.

Answer 2

Explanation:

Oxidation number for 1 to 20 elmenntsHydrogen (H)

+1

Helium (He)

0

Lithium (Li)

+1

Lithium (Li)

+1

Beryllium (Be)

+2

Boron (B)

+3

Carbon (C)

+/-4

Nitrogen (N)

-3

Oxygen (O)

-2

Fluorine (F)

-1

Neon (Ne)

0

Sodium (Na)

+1

Magnesium (Mg)

+2

Aluminum (Al)

+3

Silicon (Si)

+/-4

Phosphorus (P)

-3

Sulfur (S)

-2

Chlorine (Cl)

-1

Argon (Ar)

0

Potassium (K)

+1

Calcium (Ca)

+2