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Elements, Compounds and Mixtures — CHEMISTRY STD 7 — Question

ICSE BoardEnglish MediumSTD 7CHEMISTRYElements, Compounds and Mixtures4 Marks
Question
Match the columns.
Column A Column B
1. To separate grain from chaff a. filtration
2. To seperat sawdust from water b. sedimentation and decantation
3. To separate iodine from sodium chloried c. winnowing
4. To separate iron fillings from sand d. sublimation
5.It is used to separate sand and water e.magnetic separation
f. handpiicking
✓

Answer

Column A Column B
1. To separate grain from chaff c. winnowing
2. To seperat sawdust from water a. filtration
3. To separate iodine from sodium chloried d. sublimation
4. To separate iron fillings from sand e.magnetic separation
5.It is used to separate sand and water e.magnetic separation

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