Advertisements
Advertisements
प्रश्न
An element X of valency 3 combines with another element Y of valency 2. What will be the formula of the compound formed ?
Advertisements
उत्तर
Valency of element X = 3
Valency of element Y = 2
Elements : X Y
Valencies : 3 2
Formula for the compound formed between X and Y can be worked out by crossing the valencies of the constituent elements.
Therefore, formula of the compound is X2Y3.
APPEARS IN
संबंधित प्रश्न
Name the element in the compound and give the formula of the following compound:
Phosphoric acid
Write the formula of the following compound:
Magnesium bicarbonate
Write the formula of the following compound:
Zinc oxide
Write the formula of the following compound:
Iron [II] chloride
State of the following formula of a compound is incorrect. Incorrectly write the correct formula.
NaZnO2
State of the following formula of a compound is incorrect. Incorrectly write the correct formula.
Ca2(PO4)3
There are ______ hydrogen atoms in water molecule.
