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प्रश्न
State the term
A group of atoms that react as a single unit ______.
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उत्तर
A group of atoms that react as a single unit radical.
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संबंधित प्रश्न
What does 5H2S04 represent ?
Write the molecular formulae of Magenesium oxide :
Write the molecular formulae of Hydrogen chloride :
Write the molecular formulae of Iron (II) sulphide :
Write the molecular formulae of Iron (III) 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 carbonate ?
The valency of sodium is one, write the molecular formula for sodium hydroxide ?
Fill in the blank
_______ is a triatomic molecule.
State the term
The combining capacity of an element _______
Write the cations and anions present, if any, in the following :
- CH3COONa
- NaCl
- H2
- NH4NO3
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.
Diagrammatically represent the transfer of electrons.
State the correct formula of the following from the option given:
Sodium bisulphite
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.
Express each of the following in kilograms
5.84 × 10−3 mg
______ can be formed by the same or different kinds of atoms.
