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प्रश्न
Fill in the blank
In a _______ the substances are not combined chemically.
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उत्तर
In a mixture the substances are not combined chemically.
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संबंधित प्रश्न
Select the correct alternative from the choices given for the following statement:
A set of mixture is
State three differences between water and air.
Write the molecular formulae of compound calcium oxide.
Write the molecular formulae of compound carbon monoxide
Give the example of a compound containing nitrogen and oxygen.
What is the molecular formula of the following compound?
Sodium chloride
What is the molecular formula of the following compound?
glucose
State true of false. If false, give the correct statement.
Compounds and elements are pure substances.
Mention any four compounds and their uses.
Which of the following are not compounds?
- Chlorine gas
- Potassium chloride
- Iron
- Iron sulphide
- Aluminium
- Iodine
- Carbon
- Carbon monoxide
- Sulphur powder
