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Date November 2009 Marks available 1 Reference code 09N.1.sl.TZ0.6
Level SL Paper 1 Time zone TZ0
Command term Deduce Question number 6 Adapted from N/A

Question

Which species have the same number of electrons?

I.     \({{\text{S}}^{2 - }}\)

II.     \({\text{C}}{{\text{l}}^ - }\)

III.     Ne

 

A.     I and II only

B.     I and III only

C.     II and III only

D.     I, II and III

Markscheme

A

Examiners report

[N/A]

Syllabus sections

Core » Topic 2: Atomic structure » 2.2 Electron configuration
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