Question

what is a true solution?

Answer 1

True solution is a homogenous mixture of a solute in a solvent.
This is the easiest defination i could give.

Answer 2

True Solution is a homogeneous mixture of two or more substances in which substance dissolved in solvent has the particle size of less than 10-9 m or 1 nm. Simple solution of sugar in water is an example of true solution. Particles of true solution cannot be filtered through filter paper and are not visible to naked eye.