Chemistry Paper 21
Oct / Nov 2017·5070·9 questions
Mock exam: 75 min, official timing
Question paper
Question A1
Question A2
Question A3
Question A4
Question A5
Question B6
Question B7
Question B8
Question B9
Mark scheme
Question A1
A1(a)(i)[1]
A1(a)(ii)[1]
A1(a)(iii)[1]
A1(a)(iv)[1]
A1(a)(v)[1]
A1(b)[4]
Question A2
A2(a)[2]
A2(b)[2]
A2(c)(i)[1]
A2(c)(ii)[1]
A2(c)(iii)[1]
A2(d)(i)[1]
A2(d)(ii)[2]
A2(d)(iii)[1]
A2(e)[2]
Question A3
A3(a)(i)[2]
A3(a)(ii)[1]
A3(b)[1]
A3(c)(i)[3]
A3(c)(ii)[2]
Question A4
A4(a)[1]
A4(b)[2]
A4(c)[2]
A4(d)(i)[2]
A4(d)(ii)[2]
Question A5
A5(a)[2]
A5(b)[2]
A5(c)[1]
Question B6
B6(a)[1]
B6(b)(i)[2]
B6(b)(ii)[2]
B6(c)(i)[1]
B6(c)(ii)[1]
B6(c)(iii)[1]
B6(c)(iv)[1]
B6(c)(v)[1]
Question B7
B7(a)(i)[2]
B7(a)(ii)[2]
B7(a)(iii)[1]
B7(b)(i)[3]
B7(b)(ii)[2]
Question B8
B8(a)[2]
B8(b)[1]
B8(c)[2]
B8(d)[2]
B8(e)[3]
Question B9
B9(a)[1]
B9(b)[2]
B9(c)[2]
B9(d)[2]
B9(e)[3]