How do you know if a reaction between a metal halide and a halogen will work?

They react with metals to form metal halides, and with hydrogen to form acidic hydrogen halides. Reactivity decreases down the group.

- aluminum and copper chloride.

- the chloride ion to separate the aluminum from the oxygen so that the aluminum can react with the copper ions (and the water molecules).

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