MJC_H2_CHEM_P1_QP

Candi ______ CHEM Paper 1 Addition ______ INSTR Write yo There a four po record y Read v You are given fo Use Ens She Use Mul For If yo If yo date Nam __________ MISTRY Multiple-Cho nal Materials: __________ RUCTIONS our name, c are forty qu ssible ans w your choice very carefu e advised to or the transf T e of OMR A sure you h a eet. e a 2B pe n tiple shade shading of our register our register me ________ MERIDIAN JC 2 Prelim Higher 2 __________ Y oice Questio : Data Bookle __________ S TO CAND class and re uestions in t wers labell e e in soft pen lly the inst o fill in the O fer of answe This documen Answer She ave written ncil to shad d answers t f class regis number is number is _________ N JUNIOR minary Exam __________ ons et and OMR __________ DIDATES egister num this section ed A, B, C ncil on the O ructions on OMR Answ ers once the nt consists of eet your name, e your ans to a questio ster number 1, then sha 21, then sh __________ R COLLEGE mination _________ answer shee _________ mber in the s . Answer al and D. C h OMR answe n the OMR wer Sheet as e examinat f 22 printed , class regi swers on th on will not b r on the OM ade 01 in the hade 21 in th _____ E __________ et __________ spaces prov ll questions hoose the o er sheet. R answer sh s you go al ion has end pages (includ ster numbe e OMR sh e be accepted MR sheet, pl e index num he index nu Class __________ __________ vided at the s. For each one you c o heet. ong; no add ded. ding 1 blank er and clas s eet; erase . lease follow mber column umber colum C Reg Nu __________ 964 23 Septemb __________ top of this question, th onsider cor r ditional time page). s on the O M any mista k w the given n. mn. Calculator umber ______ 47/01 ber 2011 1 hour ______ page. here are rect and e will be MR Answer kes cleanly. examples: Model / N r o.

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2 [Turn over 1 W hen an excess of K I solution was added to 10.0 cm 3 of a 0.200 moldm -3 solution of JO4 3-, the iodine liberated was titrated against a standard solution of 0.100 moldm-3 of sodium thiosulfate, Na2S2O3, using starch as the indicator. 2S2O3 2- + I2 → S4O6 2- + 2I- If the volume of sodium thiosulfat e required to discharge the blue-black colouration is 40.00 cm3, what is the final oxidation state of J? A -3 B +1 C +2 D +3 2 The temperature of a 2.0 dm 3 sample of a gas was changed from 27ºC to kºC, with its pressure changed from 1 atm to 2 atm. Its final volume remained at 2.0 dm3. What is the value of k? A 13.5 C 327 B 54 D 600 3 Which of the following ions would und ergo the greatest deflection in an electric field? A 16O2 + B 16O18O+ C 16O18O2+ D 18O2+ 4 Compound formula b.p . / oC Water H 2O 100 Hydroxylamine NH 2OH 58 Ammonia NH 3 –33 Which of the following