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प्रश्न
Fill in the blank:
A molecule of an element is _________.
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उत्तर
A molecule of an element is chorine.
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संबंधित प्रश्न
What does 6NaNO3 represent ?
Write the molecular formulae of Magenesium oxide :
Write the molecular formulae of Hydrogen chloride :
Write the molecular formulae of Iron (II) sulphide :
The valency of sodium is one, write the molecular formula for sodium sulphate ?
The valency of sodium is one, write the molecular formula for sodium nitratev ?
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 donated by a magnesium atom and number of electrons accepted by a sulphur atom during their chemical combination?
What is the number of electrons after the transfer of electrons in magnesium and sulphur atoms.
Write the molecular formulae of Magnesium nitride:
‘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.
Name the following:
A non-metal which forms a polyatomic molecule with more than three atoms.
Molecule containing more than three atoms are known as ______.
How many atoms are present in a PO4 3– ion?
Express each of the following in kilograms
58.34 g
Express each of the following in kilograms
5.873×10−21g
A molecule containing three atoms is called a ______ molecule.
A molecule that contains only one atom is called ______ molecule.
