Types of chemical reactions

This will be a single replacement as the cations switched places: barium going with chlorine while hydrogen goes by itself.

Another indicator is that in your reactants, you have an element and a compound.

state the principle of separating two immiscible liquids by separating funnel. describe an activity with diagram to separate a mixture of water and kerosene oil. answer: immiscible layers separate out in layers depending on their densities in separating funne

a electronegativity decreases beacuse the size of nucleus is bigger.