Advertisements
Advertisements
Question
Write the formula of the following compound:
Copper [I] sulphide
Advertisements
Solution
Copper [I] sulphide - Cu2S - `"Cu"^(1+)"S"^(2-)`
APPEARS IN
RELATED QUESTIONS
Write the chemical formula of the Copper nitrate.
Write down the formulae for the following compounds :
Magnesium hydroxide
Name the following compounds. Also write the symbols/formulae of the ions present in them :
- CuSO4
- (NH4)2SO4
- Na2O
- Na2CO3
- CaCl2
Give the formula and valency of:
| Aluminate | ______ | ______ |
Correct the following statement:
Formula of iron (lll) oxide is FeO.
Give the empirical formula of Acetylene C2H2
Name the element in the compound and give the formula of the following compound:
Nitric acid
Name the element in the compound and give the formula of the following compound:
Carbonic acid
Write the formula of the following compound:
Potassium bicarbonate
Write the formula of the following compound:
Magnesium carbonate
Write the formula of the following compound:
Aluminium nitrate
Write the formula of the following compound:
Copper [II] sulphate
Write the formula of the following compound:
Iron [II] chloride
Write the formula of the following compound:
Iron [III] sulphate
Write the formula of the following compound:
Iron [II] sulphide
Define the term Relative molecular mass. State why indirect methods are utilised to determine the absolute mass of an atom. Explain in brief the indirect method used.
State of the following formula of a compound is incorrect. Incorrectly write the correct formula.
NaZnO2
What do you understand by chemical formula of a compound? What is its significance?
Give the chemical formulae for the following compounds and compute the ratio by mass of the combining elements in each one of them. (You may use appendix-III).
- Ammonia
- Carbon monoxide
- (Hydrogen chloride
- Aluminium fluoride
- Magnesium sulphide
