The table gives the successive ionisation energies for an element X. 1st 2nd 3rd 4th 5th 6th --- --- --- --- --- --- --- ionisation energy / $\text{kJ mol}^{-1}$ 950 1800 2700 4800 6000 12300 What could be the formula of a chloride of X? Options A $\text{XCl}$ B $\text{XCl}_2$ C $\text{XCl}_3$ D $\text{XCl}_4$

Chemistry 9701/13 — October/November 2015

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Topics Chemical Bonding · Introduction to Organic Chemistry · Chemical Periodicity · Carbonyl Compounds · Carboxylic Acids and Derivatives · Atomic Structure · +14 more

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Q11MAtomic StructureFree sample

The table gives the successive ionisation energies for an element X.

	1st	2nd	3rd	4th	5th	6th
ionisation energy / $\text{kJ mol}^{-1}$	950	1800	2700	4800	6000	12300

What could be the formula of a chloride of X?

Options

A $\text{XCl}$
B $\text{XCl}_2$
C $\text{XCl}_3$
D $\text{XCl}_4$

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