Question

Three students A, B and C prepared mixtures using chalk powder, common salt and milk respectively in water. Which mixture :

(a) could be filtered by filter paper?

(b) would show tyndall effect?

(c) would give transparent/clear soultion?

(d) would settle down at the bottom when left undisturbed?

(e) would not leave residue on filter paper after filtration?

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Answer 1

Answer:

a. no

b.noo

c.noo

d.noo

e.yesss

Answer 2

a) Student With Common Salts and milk Would not leave any residue on filter paper after filtration.

b) Tyndall effect Would be visible Only when the Solid Particles are Suspended in the liquid . In this case , it is visible only on Chalk powder.

c) Student with Milk will give Clear Solution

d) Student With Chalk powder Would witness the substance setting -Powder

e) Student A may get filtered paper.