Advertisements
Advertisements
Question
The valency of sodium is one, write the molecular formula for sodium carbonate ?
Advertisements
Solution
sodium carbonate : Na2CO3
APPEARS IN
RELATED QUESTIONS
What does 6NaNO3 represent ?
Write the molecular formulae of Sodiun sulphide:
Write the molecular formulae of Magenesium oxide :
Write the molecular formulae of Hydrogen chloride :
Write the molecular formulae of Iron (II) sulphide :
Write the molecular formulae of Iron (III) sulphide:
Fill in the blank
_______ is a triatomic molecule.
Write the cations and anions present, if any, in the following :
- CH3COONa
- NaCl
- H2
- NH4NO3
If one mole of nitrogen molecules weighs 28 g, calculate the mass of one molecule of nitrogen in grams.
If 1 gram of sulphur dioxide contains x molecules, how many molecules will be present in 1 gram of oxygen ?
(S = 32 u ; O = 16 u)
How many units of charge are developed on each atom?
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
How many atoms are present in a PO4 3– ion?
How many atoms are present in a `PO_4^(3-)` ion?
Express each of the following in kilograms
58.34 g
A group of atoms carrying a fixed charge on them is called ————.
______ can be formed by the same or different kinds of atoms.
______ of an element consist of a fixed number of different types of atom.
