take some carbon compounds ( naphthal...

take some carbon compounds ( naphthalene , camphor , alcohol ) one by one on a spatula and burn them
* observe the nature of the flame and note whether smoke is produced
* place a metal plate above the flame . Is there a deposition on the plate in case of any of the compounds ?

Verified by Experts

alcohol burns a blue flame without leaving any residue naphthalene burn with a yellow soocty flame

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The hydrocarbon that burns with a clean flame is

`C_4H_10`

`C_3H_6`

`C_4H_8`

`C_5H_10`

Butan-2-ol

Isopropyl alcohol

Butan-1-ol

2-Methylpropan-2-ol

bauxite

calamine

siderite

malachite