JEE Main 10 Jan 2019 Shift 2 Solved Paper

Section: Chemistry

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Question : 90 of 90

Marks: +1, -0

Haemoglobin and gold sol are examples of :

[10 Jan 2019 Shift 2]

negatively charged sols
positively charged sols]
negatively and positively charged sols, respectively
positively and negatively charged sols, respectively

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