Haemoglobin and gold sol are examples of...

Haemoglobin and gold sol are examples of

A

positively and negatively charged sols, respectively

B

negatively and positively charged sols, respectively

C

positively charged sols

D

negatively charged sols

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The correct Answer is:

A

Haemoglobin is an example of positively charged sol while gold sol is an example of negatively charged sol

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