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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
Write the molecular formula of sulphuric acid.
Write the molecular formulae of Iron (III) sulphide:
Write the molecular formulae of Calcium phosphate :
The valency of sodium is one, write the molecular formula for sodium oxide ?
State the term
The combining capacity of an element _______
Write the cations and anions present, if any, in the following :
- CH3COONa
- NaCl
- H2
- NH4NO3
If one mole of nitrogen molecules weighs 28 g, calculate the mass of one molecule of nitrogen in grams.
What is the number of electrons donated by a magnesium atom and number of electrons accepted by a sulphur atom during their chemical combination?
How many units of charge are developed on each atom?
State the correct formula of the following from the option given:
Aluminium phosphate
Name the following:
The compound formed when iron [Fe2+] combines with oxygen [O2−].
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
5.84 × 10−3 mg
Express each of the following in kilograms
58.34 g
Express each of the following in kilograms
0.584 g
A group of atoms carrying a fixed charge on them is called ————.
A molecule containing three atoms is called a ______ molecule.
______ of an element consist of a fixed number of different types of atom.
