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Jun 15 MS.pdf


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MARK SCHEME – A-LEVEL CHEMISTRY – CHEM1 – JUNE 2015

1(d)(i)

1

F

Cl

Or any structure with 3 bonds and 2 lone pairs

F

Ignore any angles shown

F

C
Cl

1(d)(ii)

Cl

Bent / v shape

1

Or a structure with 2 bonds and 1 lone pair

1

Ignore non-linear, angular and triangular
Apply list principle

1(d)(iii)

1
Cl
2 2

3
2

+ F2

ClF3

1

No multiples
Ignore state symbols

4 of 20