Advertisements
Advertisements
प्रश्न
Assertion: Air is a mixture of elements only.
Reason: Only nitrogen, oxygen and neon gases exist in air.
पर्याय
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.
Advertisements
उत्तर
Both assertion and reason are true and reason is the correct explanation of assertion.
APPEARS IN
संबंधित प्रश्न
Give Two Examples for Each of the Following: Metalloids
State four differences between compounds and mixtures.
Name: a Liquid Metal
Give two examples of Noble gases.
Give one use of the following substance:
Coal
Indicate whether the following statement is true or false:
All elements are artificially prepared
Write an answer to the following question in your own words.
Which elements (metals and non-metals), compounds and mixtures do we use in our day-to-day life?
Select the correct answer from A, B, C, D & E for the statement given below :
A metalloid.
Select the correct answer from the choice given below to complete the sentence :
Compounds are ____________ in nature.
The first letter of an element is always written in ______ letter.
