Chemistry · 2023
JEE Main · 31 January 2023, Shift 2 · Q32
Evaluate the following statements for their correctness. A. The elevation in boiling point temperature of water will be same for 0.1 M NaCl and 0.1 M…
Evaluate the following statements for their correctness.
A. The elevation in boiling point temperature of water will be same for $\displaystyle 0.1$ M NaCl and $\displaystyle 0.1$ M urea.
B. Azeotropic mixtures boil without change in their composition.
C. Osmosis always takes place from hypertonic to hypotonic solution.
D. The density of $\displaystyle 32 \% \mathrm{H}_2 \mathrm{SO}_4$ solution having molarity $\displaystyle 4.09$ M is approximately $\displaystyle 1.26 \mathrm{~g} \mathrm{~mL}^{-1}$.
E. A negatively charged sol is obtained when KI solution is added to silver nitrate solution.
Choose the correct answer from the options given below :
Official answer
From NTA’s final answer key for this paper.
(1)
B and D only
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JEE Main 2023 Chemistry question, with the answer from NTA’s final answer key. Where our answers come from.