Question

Q. Valencies of Al, Ar,Ba,B,Br,Ca,C,Cl,Co,Cu,F,Au,H,I,Fe,Pb,Mg,Ne,N,O,K,Si,Ag,Na,S,U and Zn. No explanation required.

Answer 1

Valencies :

Aluminium, Ag = 3

Argon, Ar = 0

Barium, Ba = 2

Boron, B = 3

Bromine, Br = 1

Calcium, Ca = 2

Carbon, C = 4

Chlorine, Cl ⇒ 1

Cobalt, Co ⇒ 4

Copper, Cu ⇒ 2

Fluorine, F ⇒ 1

Gold, Au ⇒ 5

Hydrogen, H ⇒ 1

Iodine, I ⇒ 7

Iron, Fe ⇒ 3

Lead, Pb ⇒ 4

Magnesium, Mg ⇒ 2

Neon, Ne ⇒ 0

Nitrogen, N ⇒ 3

Oxygen, O ⇒ 2

Potassium, K ⇒ 1

Silicon, Si ⇒ 4

Silver, Ag ⇒ 2

Sodium, Na ⇒ 1

Sulphur, S ⇒ 6

Uranium, U ⇒  6

Zinc, Zn  ⇒   2

Answer 2

Aluminium(Al) => 3

Argon(Ar) => 0

Barium(Ba) => 2

Boron(B) => 3

Bromine (Br) => 1

Calcium(Ca) = > 2

Carbon(C) => 4

Chlorine (Cl) => 1

Cobalt (Co) => 4

Copper (Cu) => 1 , 2

Fluorine (F) => 1

Gold(Au) => 1 , 3

Hydrogen (H) => 1

Iodine (I) => 7, 5, 3, 1 , 0

Iron (Fe) => 2 , 3

Lead(Pb) => 2 , 4

Magnesium (Mg) => 2

Neon (Ne) = 0

Nitrogen(N) => 3

Oxygen (O) => 2

Potassium (K) => 1

Silicon(Si) => 4

Silver (Ag) => 2

Sodium (Na) =>1

Sulphur (S) => 2

Uranium (U) => 4 , 6


Zinc (Zn) => 2