Advertisements
Advertisements
प्रश्न
Fill in the blank:
The formula of aluminium sulphate is _________.
Advertisements
उत्तर
The formula of aluminium sulphate is AI2(SO4)v.
APPEARS IN
संबंधित प्रश्न
What does 5H2S04 represent ?
Write the molecular formulae of Magenesium oxide :
Write the molecular formulae of Iron (II) sulphide :
Write the molecular formulae of Iron (III) sulphide:
Write the molecular formulae of Nitric acide :
Write the molecular formulae of Aluminium sulphate :
The valency of sodium is one, write the molecular formula for sodium oxide ?
The valency of sodium is one, write the molecular formula for sodium nitratev ?
What is a molecule ? Explain with an example.
Write the cations and anions present, if any, in the following :
- CH3COONa
- NaCl
- H2
- NH4NO3
Fill in the following blanks :
1 mole contains .............. atoms, molecules or ions of a substance.
Calculate the number of molecules present in a drop of chloroform (CHCl3) weighing 0.0239 g.
(Atomic masses : C = 12 u ; H = 1 u ; Cl = 35.5 u)
‘Atoms of the same element or different from Dalton’s atomic theory by the Modern Atomic Theory.
Give two examples each of –
- Atoms of the same element
- Atoms of different elements combining to form a molecule.
State the correct formula of the following from the option given:
Sodium bisulphite
How many atoms are present in a `PO_4^(3-)` ion?
Express each of the following in kilograms
0.584 g
Express each of the following in kilograms
58.34 g
Compute the number of ions present in 5.85 g of sodium chloride
______ of an element consist of a fixed number of different types of atom.
