Advertisements
Advertisements
Question
How many atoms are present in a `PO_4^(3-)` ion?
Advertisements
Solution
5 atoms because `PO_4^(3-)` ion has one atom of phosphorus and four atoms of oxygen.
APPEARS IN
RELATED QUESTIONS
Write the molecular formulae of Aluminium sulphate :
The valency of sodium is one, write the molecular formula for sodium sulphate ?
Fill in the following blanks :
1 mole contains .............. atoms, molecules or ions of a substance.
Fill in the blank:
The formula of aluminium sulphate is _________.
State the correct formula of the following from the option given:
Sodium bisulphite
State the correct formula of the following from the option given:
Aluminium phosphate
Name the following:
A molecule of a compound containing two oxygen atoms and one nitrogen atom.
Define molecule.
Calculate the number of water molecules present in one drop of water which weighs 0.18 g.
What is the fraction of the mass of water due to neutrons?
