Class 9 Science
Class 9 science important questions with answers pdf
NCERT Solutions Class 9 Science
NCERT questions of science class 9
Important questions Science NCER
Class 9 Study 2022-2023
NCERT Class 9 Science
State two important features of a colloidal solution.
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(i) The particles of a colloidal solution do not settle down when kept undisturbed.
(ii) When a beam of light falls on a colloidal solution, it gets scattered.