For the separation of the components of a mixture of iodine, iron filings and sawdust arrange the processes in a sequential order. (1) The mixture is covered with an inverted funnel. The outside surface of the funnel is wrapped with a moist filter paper and the mixture is gently heated. Iodine is separated. (2) A strong bar magnet is moved through the mixture. The iron filings are separated. (3) Sawdust is left after iodine separates. (4) The mixture is exposed to wind to remove sawdust.

Options

A. ` 2, 1, 3`
B. `4, 2, 1`
C. `4,3,1`
D. `1, 4, 3`

Answer

C

Explanation

2, 1, 3 (i) A strong bar magnet is moved through the mixture. The iron filings are separated. (ii) The mixture is covered with an inverted funnel. The outside surface of the funnel is wrapped with a moist filter paper and the mixture is gently heated. Iodine is separated. (iii) Sawdust is left after iodine separates.