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प्रश्न
Write the basic radicals and acidic radicals of the following and then write the chemical formulae of these compound.
Sodium zincate
उत्तर
Sodium zincate
Acidic radical ZnO2-
Basic radical Na1+
Chemical formulae Na2ZnO2
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संबंधित प्रश्न
Name the following radicals :
Cr2072
Fill in the following blank with suitable word:
A potassium ion has positive charge because it contains less............... than.....................
Explain the formation of (i) sodium ion, and (ii) chloride ion, from their respective atoms giving the number of protons and number of electrons in each one of them. What is the reason for positive charge on a sodium ion and a negative charge on a chloride ion ?
What is an ion ? How is an ion formed ? Explain with the help of two examples of different ions.
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
What do you understand by the following terms?
Acid radical
Write the basic radicals and acidic radicals of the following and then write the chemical formulae of these compound.
Ferrous sulphide
Write the basic radicals and acidic radicals of the following and then write the chemical formulae of these compound.
Nickel bisulphate
Fill in the blank:
Sodium chloride has two radicals. Sodium is a _____ radical while chloride is _____ radical.
State if the following element or radical is divalent?
Nitride
