Property to be determined Method used for determination
            P) Estimation of carbon and hydrogen in an                    i) Lassaigne’s test
            Organic compound
            Q) Estimation of nitrogen in aniline                                 ii) Carius method
            R) Estimation of chlorine in carbon tetrachloride        iii) Liebig’s method
            S) Detection of nitrogen, sulphur and halogens          iv) Kjeldahl’s method

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(ii) (i) (iv) (iii)

(iv) (iii) (i) (ii)

P Q R S

(i) (iii) (ii) (iv)

(iii) (iv) (ii) (i)

answer is D.

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Detailed Solution

Liebig’s method is used to determine the percentage of carbon and hydrogen Kjeldhal’s Method is used to determine the percentage of Nitrogen. Carius method is used to determine the percentage of halogen (chlorine) Lassaigne’s test is used to identify the Nitrogen, Sulphur and halogens in O.C

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