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प्रश्न
Give the name of the element and number of atom of those elements present in the following compound.
Ammonium dichromate
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उत्तर
Ammonium dichromate - (NH4)2Cr2O7
There two ammonium atoms, two chromium atoms, and seven oxygen atoms.
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संबंधित प्रश्न
Select the basic and acidic radicals in the following compounds.
Al2(SO4)3
Select the basic and acidic radicals in the following compounds.
Mg(OH)2
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
Mn3(BO3)2
Choose the correct answer from the options given below.
The formula of iron (III) sulphate is ______.
Write the name of the following compound:
KClO
Write the name of the following compound:
NaClO3
Write the name of the following compound:
Mg(HCO3)2
Write the name of the following compound:
Cr2(SO4)3
