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प्रश्न
Name the elements present in Washing soda
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उत्तर
Elements present in Washing soda:
Sodium, carbon & oxygen
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संबंधित प्रश्न
Fill in the blank
In a _______ the substances are not combined chemically.
What is the difference between a pure substance and a mixture ?
What are the different types of mixtures ?
Name the elements which form water.
How will you justify that water is a compound?
What is the proportion of element present in the following compound?
CO2
Name two compounds which dissolve in water.
State the information obtained from the formula of a compound.
Write the molecular formulae of compound hydrogen sulphide.
Give the example of a compound containing nitrogen and oxygen.
Give the example of a compound containing calcium and oxygen.
Tabulate a comparative chart – to differentiate between elements, compounds, and mixtures. Differentiate them with reference to the term
Tabulate a comparative chart – to differentiate between elements, compounds, and mixtures. Differentiate them with reference to properties
What is the molecular formula of the following compound?
Hydrochloric acid
What is the molecular formula of the following compound?
glucose
Assertion: Oxygen is a compound.
Reason: Oxygen cannot be broken down into anything simpler.
Mention any four compounds and their uses.
Higher-Order Thinking questions:
Why is water considered a compound?
When does the pressure of the gas increase?
Name the compounds used in fertilizers.
