IB
IBO
Chemistry
October 2016
QP-201610-Chemistry-P1-SL · Question 17
Question (excerpt):
17. Which experimental methods could be used to observe the progress of the following reaction? Cr2O7 2- (aq) + 6I- (aq) + 14H+ (aq) → 2Cr3+ (aq) + 3I2 (aq) + 7H2O (l) I. Change in colour II. Change i…
17. Which experimental methods could be used to observe the progress of the following reaction? Cr2O7 2- (aq) + 6I- (aq) + 14H+ (aq) → 2Cr3+ (aq) + 3I2 (aq) + 7H2O (l) I. Change in colour II. Change i…
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