The first four ionisation energies for element X are shown in the table. ionisation energy 1st 2nd 3rd 4th --- --- --- --- --- value / $\text{kJ mol}^{-1}$ 577 1980 2960 6190 Which ion of X is produced by removing an electron from a filled shell? Options A $\text{X}^+$ B $\text{X}^{2+}$ C $\text{X}^{3+}$ D $\text{X}^{4+}$

Chemistry 9701/11 — October/November 2018

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Topics Atoms, Molecules and Stoichiometry · Group 2 · States of Matter · Equilibria · Introduction to Organic Chemistry · Hydroxy Compounds · +13 more

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Q11MAtomic StructureFree sample

The first four ionisation energies for element X are shown in the table.

ionisation energy	1st	2nd	3rd	4th
value / $\text{kJ mol}^{-1}$	577	1980	2960	6190

Which ion of X is produced by removing an electron from a filled shell?

Options

A $\text{X}^+$
B $\text{X}^{2+}$
C $\text{X}^{3+}$
D $\text{X}^{4+}$

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