Chemistry · 2026
JEE Main · 5 April 2026, Shift 1 · Q70
Given below are two statements: Statement I: Sodium dichromate and potassium dichromate are classified as primary standards in titrimetric analysis.…
Given below are two statements:
Statement I: Sodium dichromate and potassium dichromate are classified as primary standards in titrimetric analysis.Statement II: Phenolphthalein is a weak base, therefore it dissociates in acidic medium.In the light of the above statements, choose the correct answer from the options given below
Official answer
From NTA’s final answer key for this paper.
(2)
Both Statement I and Statement II are false
More from Ionic Equilibrium
- M_3 A_2 is a sparingly soluble salt of molar mass y g mol^-1 and solubility x g L^-1. The ratio of the molar…2026
- Identify the colour of compound ' X ' in the sequence of the reaction.2026
- The pH of a solution obtained by mixing 5 mL of 0.1 M NH_4 OH solution with 250 mL of 0.1 M NH_4 Cl solution…2026
- Given is a concentrated solution of a weak electrolyte A_x B_y of concentration ' c ' and dissociation…2026
- Arrange the following resultant mixtures in increasing order of their pH values A. 10 mL 0.2 M Ca(OH)_2+25 mL…2026
- At 25°C, 20.0 mL of 0.2 M weak monoprotic acid HX is titrated against 0.2 M NaOH. The pH of the solution at…2026
- The first and second ionization constants of a weak dibasic acid H_2 A are 8.1 × 10^-8 and 1.0 × 10^-13…2026
- 20 mL of a solution of acetic acid required 28.4 mL of 0.1 M NaOH for its neutralization. A solution (X) was…2026
JEE Main 2026 Chemistry question, with the answer from NTA’s final answer key. Where our answers come from.