## PASSAGE 5 Ionization energies of five elements in kcal/mol are given below : |…

CHEMISTRY · Single correct · A Level · Chemistry · Periodicity and periodic trends · Periodicity and periodic trends

Problem

## PASSAGE 5 Ionization energies of five elements in kcal/mol are given below :

- If Q reacts with fluorine and oxygen, the molecular formula of fluoride and oxide will be respectively : (1)

QF_3, Q_2O_3

(2)

QF, Q_2O

(3)

QF_2, QO

(4) None of these