Question

The eight elements sodium to argon are in the same period of the Periodic Table. The equation corresponding to the first ionisation energy is shown. X(g) X+(g) + e– For which of these eight elements is the electron in this equation removed from a filled orbital? A Mg, Al, Si, P, S, Cl and Ar B Al, Si, P, S, Cl and Ar only C Mg, S, Cl and Ar only D S, Cl and Ar only

Answer 1

Answer:

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