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प्रश्न
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उत्तर
Potassium carbonate - K2CO3 - `"K"^1"CO"_3^(2-)`
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संबंधित प्रश्न
What is meant by the symbol of an element ? Explain with examples.
Explain the difference between 2N and N2.
The element having atomicity 'four' is most likely to be :
An element A forms an oxide A2O5.
What will be the formula of chloride of A ?
Correct the following statement:
Molecular formula of water is H2O2
Write the formula of the following compound:
Sodium carbonate
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Sodium permanganate
Write the formula of the following compound:
Sodium bicarbonate
Write the formula of the following compound:
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Calcium hydroxide
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Copper [I] chloride
Write the formula of the following compound:
Copper [II] oxide
Write the formula of the following compound:
Copper [II] sulphate
Write the formula of the following compound:
Iron [III] oxide
Write the formula of the following compound:
Lead [II] oxide
State of the following formula of a compound is incorrect. Incorrectly write the correct formula.
(NH4)3SO4
Find the valency of the element which is underlined in the following formula.
- NaCl
- CO2
- Al (PO4)
- Ba (NO3)2
- CaCl2
Write the molecular formulae for the following compounds
Calcium (II) phosphate
