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प्रश्न
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उत्तर
Potassium chloride - KCl - K1+Cl1-
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संबंधित प्रश्न
Write down the formulae of sodium sulphide.
The radius of an oxygen atom is 0.073 nm. What does the symbol ‘nm’ represent ?
An element Z has a valency of 3. What is the formula of oxide of Z ?
Name the elements water is made of. What are the valencies of these elements ? Work out the chemical
formula for water.
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 ?
Correct the following statement:
Formula of iron (lll) oxide is FeO.
The formula of the nitride of a metal X is XN, state the formula of :
- its sulphate
- its hydroxide.
Name the element in the compound and give the formula of the following compound:
Blue vitriol
Name the element in the compound and give the formula of the following compound:
Ethane
Write the formula of the following compound:
Potassium bisulphite
Write the formula of the following compound:
Sodium permanganate
Write the formula of the following compound:
Zinc chloride
Write the formula of the following compound:
Zinc nitrate
Write the formula of the following compound:
Aluminium chloride
State of the following formula of a compound is incorrect. Incorrectly write the correct formula.
KNO3
State of the following formula of a compound is incorrect. Incorrectly write the correct formula.
NaClO
Write the chemical formula for the following elements.
- Hydrogen
- Nitrogen
- Ozone
- Sulphur
Write the steps that are followed to write down the chemical formula of a substance.
