Which of the following phenomenon occurs when a chalk stick is dipped in ink?
(i) adsorption of coloured substance
(ii) adsorption of solvent
(iii) absorption and adsorption both of solvent
(iv) absoprtion of solvent
NCERT Class XII
Chemistry - Exemplar Problems
Chapter 5. Surface Chemistry
Answers
Answered by
1
I think absorption of coloured substance
But I am not 100% sure
Answered by
0
There are two possible answers
1 and 4 options are appropriate
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