JEE Advanced Model Paper 18 with solutions for online practice

For Questions 31 & 32

X_{\downarrow\text{Water soluble salt}}

\rightarrow \uparrow {\text {Excess KI}}

Y ↓ +

Z_{\downarrow}{\text{(solution)}}

→↖{Na_2S_2O_3}

Y\downarrow{}

↓ + Colourless products

Question : 31 of 60

Marks: +1, -0

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