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प्रश्न
Write the formula of the following compound:
Iron [III] sulphide
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उत्तर
Iron [III] sulphide - Fe2S3 - `"Fe"^(3+)"S"^(2-)`
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संबंधित प्रश्न
What is meant by the term chemical formula?
Give the formulae of the compounds formed from the following sets of elements :
- calcium and fluorine
- hydrogen and sulphur
- nitrogen and hydrogen
- carbon and chlorine
- sodium and oxygen
- carbon and oxygen
The formula of carbonate of a metal M is M2CO3.
What will be the formula of its iodide ?
Match the following:
| Column A | Column B |
| (a) Pb(NO3)2 | (i) rotten eggs smell |
| (b) CO2 | (ii) burns with a pop sound |
| (c) (NH4)2Cr2O7 | (iii) the suffocating smell of sulphur |
| (d) HCI | (iv) lime water turns milky |
| (e) NO2 | (v) crackling sound |
| (f) O2 | (vi) residue swells up |
| (g) H2 | (vii) brown gas |
| (i) H2S | (viii) supports combustion |
| (j) SO2 | (ix) fumes with NH3 solution |
XCl2 is the chloride of a metal X. State the formula of the sulphate and the hydroxide of the metal X.
Write the formula of the following compound:
Potassium aluminate
Write the formula of the following compound:
Sodium chloride
Write the formula of the following compound:
Sodium nitrate
Write the formula of the following compound:
Calcium bisulphite
Write the formula of the following compound:
Zinc oxide
Write the formula of the following compound:
Aluminium sulphate
Write the formula of the following compound:
Aluminium hydroxide
Write the formula of the following compound:
Aluminium oxide
Write the formula of the following compound:
Iron [III] chloride
Write the formula of the following compound:
Iron [III] hydroxide
Write the formula of the following compound:
Diamine silver chloride
State of the following formula of a compound is incorrect. Incorrectly write the correct formula.
Mg(SO4)2
Write the molecular formulae for the following compounds
Iron (III) sulphide
Write the molecular formulae for the following compounds
Magnesium (II) acetate
