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प्रश्न
Write the basic radicals and acidic radicals of the following and then write the chemical formulae of these compounds.
Barium sulphate
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उत्तर
Barium sulphate
Acidic radical SO42-
Basic radical Ba2+
Chemical formulae BaSO4
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संबंधित प्रश्न
What are polyatomic ions? Give examples.
Write the names of `"NH"_4"OH"` compounds :
State whether the following statements are true or false:
A sodium ion has positive charge because it has more protons than a neutral atom.
State whether the following statements are true or false :
A chloride ion has negative charge because it has more electrons than a neutral atom.
Fill in the following blank with suitable word:
A sulphide ion has negative charge because it contains less ....................... than ...................
The valencies (or charges) of some of the ions are given below :
| Ion | Valency (Charge) | Ion | Valency (Charge) |
| Sodium ion | 1+ | Bromide ion | 1– |
| Ammonium ion | 1+ | Hydroxide ion | 1– |
| Calcium ion | 2+ | Sulphate ion | 2– |
| Lead ion | 2+ | Phosphate ion | 3– |
Using this information, write down the formulae of the following compounds :
(i) Sodium phosphate
(ii) Ammonium sulphate
(iii) Calcium hydroxide
(iv) Lead bromide
Give example.
Basic radicals
Write the basic radicals and acidic radicals of the following and then write the chemical formulae of these compound.
Magnesium phosphate
Write the basic radicals and acidic radicals of the following and then write the chemical formulae of these compound.
Sodium zincate
State if the following element or radical is divalent?
Bromide
