Emulsion is a dispersion of ____.

Substances that have a sour taste and which makes a solution of blue litmus red are called?

Which of the following has low density and low melting point?

Which is the most economical method of removing solid matter from water?

Solutions having the same osmotic pressure at a given temperature are called_____.

.______ is least reactive element belonging to group 17.

Halogens are belonging to:

Find the compound which undergoes nucleophilic substitution reaction exclusively by an SN1 mechanism