Chemicals And Chemical Symbols

Question 1

Sodium ( radical and valency )

Answer 1

Radical = Na+ Valency = 1

Question 2

Potassium ( R and V )

Answer 2

R = K+ V = 1

Question 3

Hydrogen ( R and V )

Answer 3

R = H+ V = 1

Question 4

Ammonium ( R and V )

Answer 4

R = (NH4)+ V = 1

Question 5

Silver ( R and V )

Answer 5

R=Ag+ V=1

Question 6

Chloride ( R and V )

Answer 6

Cl-1 , 1

Question 7

Bromide ( R and V )

Answer 7

Br-1 , 1

Question 8

Iodide ( R and V )

Answer 8

I-1, 1

Question 9

Hydroxide ( R and V )

Answer 9

OH-1 , 1

Question 10

Nitrite ( R and V )

Answer 10

(NO2)-1 , 1

Question 11

Nitrate ( R and V )

Answer 11

( NO3)-1 , 1

Question 12

Bicarbonate ( R and V )

Answer 12

( HCO3 )-1 , 1

Question 13

Calcium ( R/S and V )

Answer 13

Ca2+ , 2

Question 14

Magnesium ( R/S and V )

Answer 14

Mg2+ , 2

Question 15

Zinc ( R/S and V )

Answer 15

Zn2+ , 2

Question 16

Barium ( R/S and V )

Answer 16

Ba2+ , 2

Question 17

Oxide ( R/S and V )

Answer 17

O-2 , 2

Question 18

Carbonate ( R/S and V )

Answer 18

( CO3 ) -2 , 2

Question 19

Sulphide ( R/S and V )

Answer 19

S-2 , 2

Question 20

Sulphite ( R/S and V )

Answer 20

( SO3 ) -2 , 2

Question 21

Sulphate ( R/S and V )

Answer 21

( SO4 ) -2 , 2

Question 22

Aluminium ( R/S and V )

Answer 22

Al+3 , 3

Question 23

Chromium ( R/S and V )

Answer 23

Cr+3 , 3

Question 24

Nitride ( R/S and V )

Answer 24

N-3 , 3

Question 25

Phosphide ( R/S and V )

Answer 25

P-3 , 3

Question 26

Phosphate ( R/S and V )

Answer 26

( PO4 )-3 , 3

Question 27

Cuprous ( symbol )

Answer 27

Cu+1

Question 28

Cupric ( S )

Answer 28

Cu+2

Question 29

Mercurous ( S )

Answer 29

Hg+1

Question 30

Mercuric ( S )

Answer 30

Hg+2

Question 31

Ferrous ( S )

Answer 31

Fe+2

Question 32

Ferric ( S )

Answer 32

Fe+3