Advertisements
Advertisements
प्रश्न
Write the formula of the following compound:
Copper [I] oxide
Advertisements
उत्तर
Copper [I] oxide - Cu2O - `"Cu"^(1+)["O"]^(2-)`
APPEARS IN
संबंधित प्रश्न
What is meant by the term chemical formula?
The radius of an oxygen atom is 0.073 nm. What does the symbol ‘nm’ represent ?
Fill the following blanks with suitable words :
In a chemical reaction, the sum of the masses of the reactants and the products remains unchanged. This is called ....................
What do the following abbreviations stand for ?
- O
- 2O
- O2
- 3O2
What is the significance of the formula of a substance ?
If the valency of carbon is 4 and that of sulphur is 2, work out the formula of the compound formed by the combination of carbon with sulphur. What is the name of this compound ?
The formula of a compound is X3Y. The valencies of elements X and Y will be respectively :
Write chemical formula of the sulphate of Aluminium, Ammonium and Zinc.
Name the element in the compound and give the formula of the following compound:
Glauber’s salt
Write the formula of the following compound:
Potassium nitrite
Write the formula of the following compound:
Calcium sulphite
Write the formula of the following compound:
Zinc nitrate
Write the formula of the following compound:
Zinc oxide
Write the formula of the following compound:
Iron [III] hydroxide
Write the formula of the following compound:
Lead [II] oxide
Define the term Relative atomic 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.
Mg(SO4)2
Write the chemical formula for the following elements.
- Hydrogen
- Nitrogen
- Ozone
- Sulphur
Write the chemical formula for the following compounds
- Aluminium sulphate
- Silver nitrate
- Magnesium oxide
- Barium chloride
Write the molecular formulae of all the compounds that can be formed by the combination of the following ions
Cu2+, Na+, Fe3+, C1– , `"SO"_4^-2`, `"PO"_4^3-`
