(a) Friedrich Wohler converted an inorganic compound into an organic compound in the laboratory.
(i) Give the name and formula of inorganic compound.
(ii) Write the name and formula of organic compound formed.
(b) Give the molecular formula of butane and mention the names of its two isomers. Name one fuel which contains both these isomers.

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Solution

(a) (i) The name of the inorganic compound is ammonium cyanate, and its formula is NH₄CNO.

ii) The name of the organic compound formed is urea, and its formula is CO(NH₂)₂.

(b) The molecular formula of butane is C₄H₁₀. The names of two of its isomers are normal-butane (n-butane) and iso-butane. The butane fuel present in cooking gas cylinders contains both n-butane and iso-butane.

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