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प्रश्न
Fill in the blank:
Formula of iron (ill) carbonate is _____ .
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उत्तर
Formula of iron (III) carbonate is Fe2[CO3]3.
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संबंधित प्रश्न
Name the following compounds. Also write the symbols/formulae of the ions present in them :
- CuSO4
- (NH4)2SO4
- Na2O
- Na2CO3
- CaCl2
(a) Write the symbols/formulae of two simple ions and two compound ions (or polyatomic ions).
Define ‘formula unit’ of an ionic compound. What is the formula unit of (i) sodium chloride, and
(ii) magnesium chloride ?
Name the element in the compound and give the formula of the following compound:
Carbonic acid
Write the formula of the following compound:
Potassium permanganate
Write the formula of the following compound:
Potassium zincate
Write the formula of the following compound:
Potassium hydroxide
Write the formula of the following compound:
Calcium chloride
Write the formula of the following compound:
Magnesium nitrate
Write the formula of the following compound:
Magnesium sulphate
Write the formula of the following compound:
Copper [II] chloride
Write the formula of the following compound:
Copper [I] sulphide
Write the formula of the following compound:
Iron [II] chloride
Write the formula of the following compound:
Iron [III] oxide
Write the formula of the following compound:
Iron [II] hydroxide
State of the following formula of a compound is incorrect. Incorrectly write the correct formula.
KCr2O7
State of the following formula of a compound is incorrect. Incorrectly write the correct formula.
NaClO
