Assertion. Alkali metals impart colour to the flame . Reason. Their ionization energies are low .

Assertion. Alkali metals impart colour to the flame . Reason. Their i

1.	Assertion. Alkali metals impart colour to the flame . Reason. Their ionization energies are low .
Answer» If both ASSERTION and REASON are TRUE, and reason is the true EXPLANATION of the assertion. If both assertion and reason are true, but reason is not the true explanation of the assertion. If assertion is true, but reason is false If both assertion and reason are false. Answer :a