Advertisements
Advertisements
प्रश्न
Find the valency of the element which is underlined in the following formula.
- NaCl
- CO2
- Al (PO4)
- Ba (NO3)2
- CaCl2
उत्तर
- NaCl = 1
- CO2 = 4
- Al(PO4) = 3
- Ba(NO3)2 = 2
- CaCl2 = 2
APPEARS IN
संबंधित प्रश्न
Fill the following blanks with suitable words :
In a chemical reaction, the sum of the masses of the reactants and the products remains unchanged. This is called ....................
If the valency of carbon is 4 and that of sulphur is 2, work out the formula of the compound formed by the combination of carbon with sulphur. What is the name of this compound ?
(a) Write the symbols/formulae of two simple ions and two compound ions (or polyatomic ions).
Name the element in the compound and give the formula of the following compound:
Green vitriol
Write the formula of the following compound:
Potassium zincate
Write the formula of the following compound:
Sodium permanganate
Write the formula of the following compound:
Calcium sulphate
Write the formula of the following compound:
Calcium hydroxide
Write the formula of the following compound:
Copper [I] chloride
State of the following formula of a compound is incorrect. Incorrectly write the correct formula.
BaCl2
