Questions
The reaction of ions with iodide ions gives an intense blue colour when starch is added. By which of the following blue colour disappeared?
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Correct option is C
When iodine is consumed by S2O3-, blue colour disappears.
Similar Questions
Statement I: The electrons are transferred from zinc to copper through the wire which connects the two rods.
Statement II: Electricity flows through the salt-bridge by migration of ions from one beaker to other.
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