Question

# Among the following, the false statements is:

A
latex is a colloidal solution of rubber particles which are positively charged
B
tyndall effect can be used to distinguish between a colloidal solution and a true solution
C
it is possible to cause artificial rain by throwing electrified sand carrying charge opposite to the one on clouds from an aeroplane
D
lyophilic sol can be coagulated by adding an electrolyte

Solution

## The correct option is C latex is a colloidal solution of rubber particles which are positively chargedLatex is a colloidal solution of rubber particles which are negatively charged. Rubber is obtained by coagulation of latex.Hence, the correct answer is option $$\text{A}$$Chemistry

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