Q1 of 80 Page 85

Which type of hydrocarbon gives sooty flame after burning?

Unsaturated hydrocarbons give sooty flame after burning even in sufficient amount of oxygen. Saturated hydrocarbons may give sooty flame upon burning if there is limited supply of oxygen.


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(i) The gradual change in the physical properties occurs with increase in the ……..

(ii) IUPAC stands for…..

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(i) Alcohols are converted into carboxylic acid only under ……….

(ii) In partial oxidation; alcohols are converted into …………..

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Give an example for the test of unsaturation.