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प्रश्न
Fill in the following blank with suitable word:
The particle which is formed by the loss or gain of electrons by an atom is called..............
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उत्तर
Particle formed by losing or gaining electrons by its atom is called ion.
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संबंधित प्रश्न
Define ‘formula mass’ of a compound.
What is the difference between a cation and an anion ? Explain with examples.
The valencies (or charges) of some of the ions are given below :
Ion Valency Ion Valency (Charge) (Charge)
Sodium ion 1+ Nitrate ion 1–
Copper ion 2+ Sulphide ion 2–
Using this information, write down the formulae of :
- Sodium sulphide
- Copper nitrate
What is an ion ? How is an ion formed ? Explain with the help of two examples of different ions.
Give example.
Trivalent basic radicals
Fill in the blank:
A radical with one atom of sulphur and three atoms of oxygen are __________.
Select the correct answer to the statement given below:
An elementary particle of matter – of a group of atoms of different elements behaving as a single unit with charge on the group.
Name the following:
The radical containing one nitrogen and four hydrogen atoms.
State if the following element or radical is divalent?
Carbide
State if the following element or radical is divalent?
Bisulphite
