RVHS H2 Chem 2013 Prelim P2 Soln
Uploaded by admin · 21 February 2026
Preview
River Valley High School 9647/02/PRELIM/13 [Turn over Preliminary Examination 2013 RIVER VALLEY HIGH SCHOOL YEAR 6 PRELIMINARY EXAMINATION CANDIDATE NAME CLASS 6 CENTRE NUMBER S INDEX NUMBER H2 CHEMISTRY 9647/02 Paper 2 Structured Questions 24 September 2013 2 hours Candidates answer on the Question Paper. Additional Materials: Data Booklet READ THESE INSTRUCTIONS FIRST Write your name, class, Centre number and index number on all the work you hand in. Write in dark blue or black pen on both sides of the paper. You may use a soft pencil for any diagrams, graphs or rough working. Do not use staples, paper clips, highlighters, glue or correction fluid. Answer all questions in the space provided. A Data Booklet is provided. Do NOT write anything on it. At the end of the examination, fasten all your work securely together. The number of marks is given in brackets [ ] at the end of each question or part question. ____________________________________________________________________________ This document consists of 17 printed pages and 1 blank page. For Examiner’s Use Paper 2 Question Number 1 2 3 4 5 6 Total Marks 12 14 4 11 16 15 72 Paper 1 40 Paper 3 80 Total 192 1054
River Valley Preliminary 1 Pl a Ru res by or z A s ma Sh aci ele (a) (b) (c) High School Examination 20 anning (P) st is mai n stored by s coating th zinc using student trie aterials tha e remove d d. Then s ectrolysis. T Write a that rem 3H2SO Other t acid to Acid wi Comple up for c the com Cu(s) 013 ) nly made u submerging e iron box electrolysi es to ada p t are availa d the rust she coat s The diagra a balance d moves rust 4(aq) + Fe than safe t remove ru ill also reac ete and la b coating the mposition o 96 up of iron g the box i x with a la y is. pt this pro c able in the on the b o s the rust am below s d equation t from the b 2O3(s) F y issues, ust from the ct with fres bel the di a e rust free of a suitabl 647/02/PRELIM 2 (III) oxid e n acid solu yer of meta cess to re s school lab ox by sub m free bo x shows part n, includin g box using Fe2(SO4)3( what is t h e box? shly expose agram abov box with c le electroly 1 1 mol d CuSO4( A A 11 va M/13 e. An old ution to rem als such as store a ru s boratory. merging it x with a l of the exp g state sy m sulfuric ac aq) + 3H2O he disadv a ed iron afte ve to sho w copper met yte. m3 (aq) ariable res rusty iron move the r s chromium sty iron b o in 1 mol ayer of c perimental mbols, for id. O(l) antage of er rust is re w the exp e tal by elect istor [T box can rust, follow m, aluminiu ox using o dm3 sulf u copper us set up. the react using str o emoved. erimental s trolysis. G Fe box Turn over be wed um nly uric ing ion [1] ong [1] set- ive [2] 1055
River Valley High School 9647/02/PRELIM/13 [Turn over Preliminary Examination 201
Content continues in the PDF.
Related notes
- 2026 H2 Timed Practice Paper 2 Solutions + Examiner Comments (updated 17 July)MYEs/CAs/Other Tests · 2026
- 2026 H2 Timed Practice Paper 2 QP (to upload)MYEs/CAs/Other Tests · 2026
- 2026 H2 Timed Practice Paper 1 MCQ (Question Paper)MYEs/CAs/Other Tests · 2026
- 2026 H2 Timed Practice Paper 1 MCQ Combined + answer (finalised)MYEs/CAs/Other Tests · 2026
- Mock chem paper 2 suggested solutions (corrected)User Mock Papers
- NJC Organic Chem 2026Notes/Practices · 2026

