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प्रश्न
Assertion: Air is a mixture of elements only.
Reason: Only nitrogen, oxygen and neon gases exist in air.
विकल्प
Both assertion and reason are true and reason is the correct explanation of assertion.
Both assertion and reason are true, but reason is not the correct explanation of assertion
Assertion is true but reason is false.
Assertion is false but reason is true.
उत्तर
Both assertion and reason are true and reason is the correct explanation of assertion.
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संबंधित प्रश्न
Name a soft metal.
Fill in the blank
Chalk powder dissolved in water is an example of a Chalk powder dissolved in water is an example of a _________.
Differentiate between:
Homogenous and heterogenous substances
Name: a Non-metal Which is a Good Conductor of Electricity.
Answer the following question:
What do you understand by the statement: ‘metals are ductile and malleable’?
Tick (√) the correct alternative from the choice given for the following statement.
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Give the name of the radical - SO4
Explain the term ‘mixture’.
Select the correct answer from A, B, C, D & E for the statement given below :
A noble gas.
Classify the following as elements and compounds.
Water, Common salt, Sugar, Carbon dioxide, Iodine and Lithium
