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Structure of Alkanes

Name the hydr...

Question

Name the hydrocarbon which :
(a)is a tetrahedral molecule,
(b)is a planar molecule,
(c)is a linear molecule,
(d)forms a red precipitate with ammoniacal solution of copper (I) chloride,
(e) is known as paraffin,
(f) is known as olefin.
(g) a compound which will give acetylene (ethyne) gas when treated with water.

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Solution

(a)The hydrocarbon which is tetrahedral is Methane.

(b) The hydrocarbon which is a planar molecule is ethene.

(c) The hydrocarbon which is a linear molecule is Ethyne.

(d) The hydrocarbon which forms a red precipitate with ammoniacal solution of copper chloride is acetylene.

(e)Alkanes are also called as paraffin.

(f) Alkenes are also called olefin.

(g) Calcium carbide is the compound which will give acetylene gas when treated with water.

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