London smog is found in

Which of the following statements is false? (1)Photochemical smog causes irritation in eyes. (2)London smog is a mixture of smoke and fog. (3)Photochemical smog results in the formation of PAN. (4)London smog is oxidising in nature

Assertion : London smog is oxidising in nature . Reason : London somg contains O_(3), NO_(2) and Hydrocabons .

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.

Fossil of Archaeopteryx lithographica placed in London was found in

Fossil of Archaeopteryx lithographica placed in London was found in

Fossil of Archaeopteryx lithographica placed in London was found in

Fossil of Archaeopteryx lithographica placed in London was found in

What is London smog (ordinary smog ) ?