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प्रश्न
Write the molecular formulae of Aluminium sulphate :
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उत्तर
Aluminium sulphate - `"ALSO"_4`
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संबंधित प्रश्न
Write the molecular formulae of Sodiun sulphide:
Write the molecular formulae of Magenesium oxide :
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Write the molecular formulae of Iron (III) sulphide:
Fill in the blank
_______ is a triatomic molecule.
State the term
The symbolic representation of a molecule ______
What is a molecule ? Explain with an example.
Fill in the following blanks :
1 mole contains .............. atoms, molecules or ions of a substance.
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)
‘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.
Fill in the blank:
A molecule of an element is _________.
Fill in the blank:
The formula of aluminium sulphate is _________.
State the correct formula of the following from the option given:
Calcium hydroxide
Name the following:
A molecule of a compound containing two oxygen atoms and one nitrogen atom.
Calculate the number of water molecules present in one drop of water which weighs 0.18 g.
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
5.873×10−21g
______ of an element consist of a fixed number of different types of atom.
