Advertisements
Advertisements
Question
Write the molecular formulae of Sodiun sulphide:
Advertisements
Solution
sodium sulphide - `"Na"_2"S"`
APPEARS IN
RELATED QUESTIONS
How many atoms are present in a H2S molecule?
What does 5H2S04 represent ?
What does 6NaNO3 represent ?
The valency of sodium is one, write the molecular formula for sodium carbonate ?
The valency of sodium is one, write the molecular formula for sodium nitratev ?
State the term
The symbolic representation of a molecule ______
What is a molecule ? Explain with an example.
In hydrogen peroxide (H2O2), the proportion of hydrogen and oxygen by mass is :
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.
Fill in the blank:
A molecule of an element 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:
Ammonium sulphate
Name the following:
A molecule of a compound containing two oxygen atoms and one nitrogen atom.
Name the following:
The compound formed when iron [Fe2+] combines with oxygen [O2−].
State true of false. If false, give the correct statement.
Atoms cannot exist alone. They can only exist as groups called molecules.
Express each of the following in kilograms
0.584 g
Express each of the following in kilograms
5.873×10−21g
A group of atoms carrying a fixed charge on them is called ————.
A molecule that contains only one atom is called ______ molecule.
