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JEE Advanced Model Paper 18 with solutions for online practice

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For Questions 31 & 32

X
Water‌soluble‌salt
Excess‌K‌I
→
 Y ↓ +
Z
Colured(solution)
Na2S2O3
→
Y
white
 ↓ + Colourless products
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Question : 31 of 60
 
Marks: +1, -0
Salt ‘X’ is
Validate
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