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प्रश्न
Choose the correct answer from the options given below.
The formula of iron (III) sulphate is ______.
विकल्प
Fe3SO4
Fe(SO4)3
Fe2(SO4)3
FeSO4
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उत्तर
The formula of iron (III) sulphate is Fe2(SO4)3.
Explanation:
\[\ce{Fe^{3+} SO^{2-}_4}\]
\[\ce{F\overset{3}{e} ⤩ S\overset{3}{O4} => F\underset{2}{e} ⤩ S\underset{3}{O4}}\]
∴ Fe2(SO4)3
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संबंधित प्रश्न
Select the basic and acidic radicals in the following compounds.
MgSO4
Select the basic and acidic radicals in the following compounds.
(NH4)2SO4
Select the basic and acidic radicals in the following compounds.
Al2(SO4)3
Match the following:
|
Compound |
Formula |
|
1. Boric acid |
i. NaOH |
|
2. Phosphoric acid |
ii. SiO2 |
|
3. Nitrous acid |
iii. Na2CO3 |
|
4. Nitric acid |
iv. KOH |
|
5. Sulphurous acid |
v. CaCO3 |
|
6. Sulphuric acid |
vi. NaHCO3 |
|
7. Hydrochloric acid |
vii. H2S |
|
8. Silica (sand) |
viii. H2O |
|
9. Caustic soda (sodium hydroxide) |
ix. PH3 |
|
10. Caustic potash (potassium hydroxide) |
x. CH4 |
|
11. Washing soda (sodium carbonate) |
xi. NH3 |
|
12. Baking soda (sodium bicarbonate) |
xii. HCl |
|
13. Lime stone. (calcium carbonate) |
xiii. H2SO3 |
|
14. Water |
xiv. HNO3 |
|
15. Hydrogen sulphide |
xv. HNO2 |
|
16. Ammonia |
xvi. H3BO3 |
|
17. Phosphine |
xvii. H3PO4 |
|
18. Methane |
xviii. H2SO4 |
Write the basic radicals and acidic radicals of the following and then write the chemical formulae of these compounds.
Calcium bromide
Write the chemical name of the following compound:
Ca3(PO4)2
Complete the following statement by selecting the correct option :
The formula of a compound represents
Give the name of the element and number of atom of those elements present in the following compound.
Ammonia
Write the name of the following compound:
H2SO3
Write the name of the following compound:
Mg(HCO3)2
