Home
Class 11
CHEMISTRY
Assertion : One of the sources of CO is ...

Assertion : One of the sources of CO is automobile exhaust.
Reason : CO is produced as a result of incomplete combustion of fuels in automobile engines. : If both Assertion and Reason are correct and Reason is the correct explanation of Assertion., If both Assertion and Reason are correct, but Reason is not the correct explanation of Assertion., If Assertion is correct , but Reason is incorrect., If both Assertion and Reason are incorrect .

A

If both Assertion and Reason are correct and Reason is the correct explanation of Assertion.

B

If both Assertion and Reason are correct, but Reason is not the correct explanation of Assertion.

C

If Assertion is correct , but Reason is incorrect.

D

If both Assertion and Reason are incorrect .

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • ENVIRONMENTAL CHEMISTRY

    BRILLIANT PUBLICATION|Exercise QUESTIONS LEVEL-II|48 Videos
  • CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES

    BRILLIANT PUBLICATION|Exercise QUESTIONS (LEVEL-III ( Linked Comprehension Type ))|12 Videos
  • HYDROCARBON

    BRILLIANT PUBLICATION|Exercise LEVEL II|48 Videos

Similar Questions

Explore conceptually related problems

Assertion : In 4d series many elements have abnormal configurations Reason : MP order : Cu gt Ag gt Au : If both Assertion and Reason are true and reason is the correct explanation of Assertion, If both Assertion and Reason are true but reason is not the correct explanation of Assertion, If Assertion is true but Reason is false, If both Assertion and Reason are false

Assertion : HgCl_(2) & AgCl are colourless, but Hgl_(2) & Agl are coloured Reason : Large anions are more polarisable : If both Assertion and Reason are true and reason is the correct explanation of Assertion, If both Assertion and Reason are true but reason is not the correct explanation of Assertion, If Assertion is true but Reason is false, If both Assertion and Reason are false

Assertion: Photochemical smog is produced by nitrogen oxides. Reason:Vehicular pollution is a major source of nitrogen oxides. (1)Both Assertion and Reason are true and Reason is the correct explanation of Assertion. (2)Both Assertion and Reason are true but Reason is not the correct explanation of Assertion. (3)Assertion is true but Reason is false. (4)Both Assertion and Reason are false.

Assertion: Cr_(2)O_(3)+2Al →Al_(2)O_(3)+2Cr is thermodynamically feasible. Reason: Chromium can show variable oxidation states. A. If both Assertion and Reason are true and the Reason is the correct explanation of Assertion. B.If both Assertion and Reason are true but Reason is not the correct explanation of Assertion C. If Assertion is true but the Reason is false D. If both Assertion and Reason are false

Assertion London smog is oxidising in nature. Reason London smog contains 'O3, NO2' and hydrocarbons . (i)Both Assertion and Reason are true and Reason is the correct explanation of Assertion. (ii)Both Assertion and Reason are true but Reason is not the correct explanation of Assertion. (iii)Assertion is true but Reason is false. (iv)Both Assertion and Reason are false.

Assertion: Friedel-Crafts alkylation and acylation of benzaldehyde do not take place . Reason : Under the above reaction conditions aldehyde group gives addition reaction. : If both assertion and reason are correct and reason is the correct explanation of assertion., Both assertion and reason are correct but reason is not the correct explanation of assertion, If assertion is correct and reason is not correct, Assertion is wrong and reason is correct

Assertion : A suspension of Mg(OH)_(2) is used as lexative Reason : It is an antacid (I) Both assertion and reason are true and reason is the correct explanation of assertion (II) Both assertion and reason are true and reason is not the correct explanation of assertion (III) Assertion is true and reason is false (IV) Both assertion and reason are false

Assertion: Hot air balloon rises up by displacing denser air of atmosphere Reason : The given mass of a gas occupies larger volume at high temperature. : If both Assertion and Reason are true and Reason is correct explanation of Assertion, If both Assertion and Reason are true but Reason is not correct explanation of Assertion, If Assertion is true and Reason is wrong, If both Assertion and Reason are wrong

Assertion : The radius of La^(+3)(Z=57) is 1.06Å whereas radius of Lu^(+3)(Z=71) is 1.09Å Reason : Due to Lanthanoid contraction , paramanetism is least with ._(60)Nd : If both Assertion and Reason are true and reason is the correct explanation of Assertion, If both Assertion and Reason are true but reason is not the correct explanation of Assertion, If Assertion is true but Reason is false, If both Assertion and Reason are false

Assertion : The process in which nutrient rich water bodies develop plant population is called eutrophication. Reason:Eutrophication helps enhancement of plants & animals population by providing them oxygen. If both Assertion and Reason are true and the Reason is the correct explanation of Assertion, If both Assertion and Reason are true but Reason is not the correct explanation of Assertion, If Assertion is true but the Reason is false, If both Assertion and Reason are false