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प्रश्न
Fill in the blank:
A molecule of an element is _________.
उत्तर
A molecule of an element is chorine.
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संबंधित प्रश्न
Write the molecular formula of sulphuric acid.
Write the molecular formulae of Iron (III) sulphide:
Write the molecular formulae of Nitric acide :
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 carbonate ?
The valency of sodium is one, write the molecular formula for sodium nitratev ?
Fill in the blank
_______ is a triatomic molecule.
Fill in the following blanks :
1 mole contains .............. atoms, molecules or ions of a substance.
If one mole of nitrogen molecules weighs 28 g, calculate the mass of one molecule of nitrogen in grams.
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)
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:
State the correct formula of the following from the option given:
Ammonium sulphate
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
5.84 × 10−3 mg
Compute the number of ions present in 5.85 g of sodium chloride
A molecule containing three atoms is called a ______ molecule.
