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प्रश्न
What is the name of a particle which contains 10 electrons, 11 protons and 12 neutrons ?
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उत्तर
The particle that contains 10 electrons, 11 protons and 12 neutrons is a positively-charged sodium ion (Na+).
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संबंधित प्रश्न
Name the following radicals :
OH
Name the following radicals :
Cr2072
Fill in the following blank with suitable word:
A potassium ion has positive charge because it contains less............... than.....................
An element X has a valency of 2. Write the simplest formula for oxide of the element.
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
A particle P has 18 electrons, 20 neutrons and 19 protons. This particle must be :
Name the following radicals and give their valencies:
1. SO4
2. CO3
3. OH4.
4.Cr2O7
Differentiate between the following with suitable examples- A basic radical and an acid radical
State if the following element or radical is divalent?
Sulphite
State if the following element or radical is divalent?
Permanganate
