Question:

Statement-I: Be and Mg impart characteristic colour to the flame. Statement-II: As compared to other alkaline earth metals, ioni

Statement-I: Be and Mg impart characteristic colour to the flame.
Statement-II: As compared to other alkaline earth metals, ionisation
enthalpies of Be and Mg are low.
Statement-III. Mg is an essential element for biological function of
human beings.
Which of the following statement(s) is/are correct?
Only I
Only I and II
Only III
O I, II and III

Statement-I: Be and Mg impart characteristic colour to the flame. Statement-II: As compared to other alkaline earth metals, ionisation enthalpies of Be and Mg are low. Statement-III. Mg is an essential element for biological function of human beings. Which of the following statement(s) is/are correct? Only I Only I and II Only III O I, II and III