Chemistry · 2023
JEE Main · 15 April 2023, Shift 1 · Q86
20 mL of 0.5 M NaCl is required to coagulate 200 mL of As_2 S_3 solution in 2 hours. The coagulating value of NaCl is ____.
$\displaystyle 20$ mL of $\displaystyle 0.5$ M NaCl is required to coagulate $\displaystyle 200$ mL of $\displaystyle \mathrm{As}_2 \mathrm{~S}_3$ solution in $\displaystyle 2$ hours. The coagulating value of NaCl is $\displaystyle \_\_\_\_$.
Official answer
From NTA’s final answer key for this paper.
50
More from Surface Chemistry
- Given below are two statements: one is labelled as Assertion and the other is labelled as Reason (R). Assertion: In expensive scientific instruments,…2023
- The enthalpy change for the adsorption process and micelle formation respectively are2023
- Coagulating value of the electrolytes AlCl_3 and NaCl for As_2 S_3 are 0.09 and 50.04 respectively. The coagulating power of AlCl_3 is x times the…2023
- The number of statement/s which are the characteristics of physisorption is ____ A. It is highly specific in nature B. Enthalpy of adsorption is high…2023
- Which of the following represent the Freundlich adsorption isotherms? Choose the correct answer from the options given below:2023
- The number of incorrect statement/s from the following is/are ____ A. Water vapours are adsorbed by anhydrous calcium chloride. B. There is a…2023
- Which of the following salt solutions would coagulate the colloid solution formed when FeCl_3 is added to NaOH solution, at the fastest rate?2023
- Match List I with List II Choose the correct answer from the options given below:2023
JEE Main 2023 Chemistry question, with the answer from NTA’s final answer key. Where our answers come from.