WB JEE 2025 | WB JEE Year Wise Previous Years Questions

WB JEE 2025

MCQ (Single Correct Answer)

-0.25

Identify the major product (G) in the following reaction

WB JEE 2025

MCQ (Single Correct Answer)

-0.25

Increasing order of solubility of AgCl in (i) $\mathrm{H}_2 \mathrm{O}$, (ii) 1 M NaCl (aq.), (iii) 1 M CaCl 2 (aq.) and (iv) $1 \mathrm{M}~ \mathrm{NaNO}_3$ (aq.) solution

$\mathrm{CaCl}_2<\mathrm{NaNO}_3<\mathrm{NaCl}<\mathrm{H}_2 \mathrm{O}$

$\mathrm{CaCl}_2>\mathrm{H}_2 \mathrm{O}>\mathrm{NaCl}>\mathrm{NaNO}_3$

$\mathrm{CaCl}_2>\mathrm{NaCl}>\mathrm{H}_2 \mathrm{O}>\mathrm{NaNO}_3$

$\mathrm{CaCl}_2<\mathrm{NaCl}<\mathrm{H}_2 \mathrm{O}<\mathrm{NaNO}_3$

WB JEE 2025

MCQ (Single Correct Answer)

-0.25

Arrange the following compounds in order of their increasing acid strength

I $<$ II $<$ III $<$ IV

IV $<$ III $<$ II $<$ I

I $<$ IV $<$ II $<$ III

II $<$ I $<$ III $<$ IV

WB JEE 2025

MCQ (Single Correct Answer)

-0.25

Which of the following hydrogen bonds is likely to be the weakest?

$\mathrm{C}-\mathrm{H} \cdots \mathrm{O}$

$\mathrm{N}-\mathrm{H} \cdots \mathrm{O}$

$\mathrm{O}-\mathrm{H} \cdots \mathrm{O}$

$\mathrm{O}-\mathrm{H} \cdots \mathrm{F}$

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