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प्रश्न
Fill in the following blank with suitable word:
A sulphide ion has negative charge because it contains less ....................... than ...................
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उत्तर
A sulphide ion carries a negative charge because it contains less number of protons than electrons.
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संबंधित प्रश्न
What are polyatomic ions? Give examples.
Name the following radicals :
SO42
What is the name of a particle which contains 10 electrons, 11 protons and 12 neutrons ?
What is the difference between a cation and an anion ? Explain with examples.
Give example.
Bivalent acidic radicals
Write the basic radicals and acidic radicals of the following and then write the chemical formulae of these compound.
Stannic oxide
Write the basic radicals and acidic radicals of the following and then write the chemical formulae of these compound.
Magnesium phosphate
Name the following radicals and give their valencies:
1. SO4
2. CO3
3. OH4.
4.Cr2O7
Name the following:
The radical containing one nitrogen and four hydrogen atoms.
State if the following element or radical is divalent?
Lithium
