Advertisements
Advertisements
प्रश्न
State of the following formula of a compound is incorrect. Incorrectly write the correct formula.
KCr2O7
उत्तर
KCr2O7
Correct formula – K2Cr2O7
APPEARS IN
संबंधित प्रश्न
Write down the formulae of sodium oxide.
The formula of a compound is X3Y. The valencies of elements X and Y will be respectively :
Give the empirical formula of Glucose C6H12O6 .
Name the element in the compound and give the formula of the following compound:
Carbonic acid
Write the formula of the following compound:
Potassium dichromate
Write the formula of the following compound:
Sodium dichromate
Write the formula of the following compound:
Sodium bisulphite
Write the formula of the following compound:
Calcium carbonate
Write the formula of the following compound:
Magnesium chloride
Write the formula of the following compound:
Magnesium carbonate
Write the formula of the following compound:
Zinc carbonate
Write the formula of the following compound:
Aluminium chloride
Write the formula of the following compound:
Copper [II] chloride
Write the formula of the following compound:
Copper [II] sulphide
Write the formula of the following compound:
Iron [III] sulphate
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.
Which of the following represents a correct chemical formula? Name it.
Write the molecular formulae for the following compounds
Copper (II) bromide
Write the molecular formulae for the following compounds
Magnesium (II) acetate
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-`
