Question

Which of the following is a combination and which is a displacement reaction?

1. \[\ce{Cl2 + 2KI -> 2KCl + I2}\]
2. \[\ce{2K + Cl2 -> 2KCl}\]

Answer 1

Combination reaction	Displacement reaction
\[\ce{2K + Cl2 -> 2KCl}\]	\[\ce{Cl2 + 2KI -> 2KCl + I2}\]