Advertisements
Advertisements
प्रश्न
Write the molecular formulae of Iron (II) sulphide :
Advertisements
उत्तर
Iron (II) sulphide - `"FeS"`
APPEARS IN
संबंधित प्रश्न
Write the molecular formulae of Magenesium oxide :
Write the molecular formulae of Hydrogen chloride :
Write the molecular formulae of Nitric acide :
Write the molecular formulae of Calcium phosphate :
The valency of sodium is one, write the molecular formula for sodium oxide ?
Fill in the blank
_______ is a triatomic molecule.
State the term
The symbolic representation of a molecule ______
State the term
The combining capacity of an element _______
What is a molecule ? Explain with an example.
In hydrogen peroxide (H2O2), the proportion of hydrogen and oxygen by mass is :
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)
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)
What is the number of electrons after the transfer of electrons in magnesium and sulphur atoms.
State the correct formula of the following from the option given:
Calcium hydroxide
State the correct formula of the following from the option given:
Sodium bisulphite
Express each of the following in kilograms
5.84 × 10−3 mg
Express each of the following in kilograms
0.584 g
______ can be formed by the same or different kinds of atoms.
