Is Matter Aroun...

When a solution is formed, there are attractions between the solute and the solvent.
Consider a solution formed when solid potassium chloride is dissolved completely into liquid water.
Which of the following particle diagram CORRECTLY represents the way that the particles of the solute (potassium chloride) form attractions toward the molecules of the solvent (water)?

Ionic solids do not sustain/conduct an electric current in the solid-state but do sustain/conduct an electric current when dissolved in water because:

Which method is used to obtain copper sulphate from an impure sample?

Which substances show variations in composition on a particulate and macroscopic level?

The mixture in which one substance of microscopically dispersed insoluble particles is suspended throughout another substance is called _______.

Statement I (Assertion): Iron is an element.
Statement II (Reason): It cannot be broken into smaller units that retain its physical and chemical properties.

Which of these is the solvent used in the case of an 'aqueous' solution?

The technique utilized to separate a mixture of liquids based on the difference in their boiling points is

Which apparatus is used to keep copper sulphate for mixing water during crystallisation?

Depending upon their boiling point different gases from air separated from _____________.