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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 formulae of Magenesium oxide :
The valency of sodium is one, write the molecular formula for sodium oxide ?
State the term
A group of atoms that react as a single unit ______.
State the term
The combining capacity of an element _______
What is the number of electrons after the transfer of electrons in magnesium and sulphur atoms.
Explain the term ‘atomicity’.
Fill in the blank:
The formula of aluminium sulphate is _________.
State the correct formula of the following from the option given:
Calcium hydroxide
State the correct formula of the following from the option given:
Ammonium sulphate
State the correct formula of the following from the option given:
Aluminium phosphate
State the correct formula of the following from the option given:
Copper [II] nitrate
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.
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?
Compute the number of ions present in 5.85 g of sodium chloride
______ of an element consist of a fixed number of different types of atom.
