Day 36: JEE Mains Chemistry
5 questions. Try each one first, then open its answer.
Question 1
Chemical Kinetics. This type asked 4 times: 24 Jan 2023, 8 Apr 2023, 3 Apr 2025, 22 Jan 2026 S2. This one: 22 Jan 2026 S2 See all 4 of this type
32Correct statements regarding Arrhenius equation among the following are : (A) Factor corresponds to fraction of molecules having kinetic energy less than Ea. (B) At a given temperature, lower the Ea, faster is the reaction. (C) Increase in temperature by about doubles the rate of reaction. (D) Plot of vs gives a straight line with slope . Choose the correct answer from the options given below:Tap an option to check your answer.
Question 2
Some Basic Concepts of Chemistry. This type asked 4 times: 1 Feb 2024, 9 Apr 2024, 3 Apr 2025, 22 Jan 2026 S2. This one: 22 Jan 2026 S2 See all 4 of this type
40Identify the correct statements : (A) Hydrated salts can be used as primary standard. (B) Primary standard should not undergo any reaction with air. (C) Reactions of primary standard with another substance should be instantaneous and stoichiometric. (D) Primary standard should not be soluble in water. (E) Primary standard should have low relative molar mass. Choose the correct answer from the options given below :Tap an option to check your answer.
Question 3
Alcohols, Phenols and Ethers. This type asked 4 times: 29 Jan 2024, 30 Jan 2024, 6 Apr 2024, 22 Jan 2026 S1. This one: 22 Jan 2026 S1 See all 4 of this type
28Given below are two statements : Statement I: Phenol on treatment with aq. KOH under refluxing condition, followed by acidification produces -hydroxy benzladehyde as the major product and -hydroxybenzaldehyde as the minor product. Statement II : The mixture of -hydroxybenzaldehyde and -hydroxybenzaldehyde can be easily separated through steam distillation. In the light of the above statements, choose the correct answer from the options given below :Tap an option to check your answer.
Question 4
Organic Chemistry - Some Basic Principles and Techniques. This type asked 4 times: 24 Jan 2023, 27 Jan 2024, 9 Apr 2024, 21 Jan 2026 S1. This one: 21 Jan 2026 S1 See all 4 of this type
37From the following, the least stable structure is :Tap an option to check your answer.
Question 5
The p-Block Elements. This type asked 4 times: 6 Apr 2023, 27 Jan 2024, 23 Jan 2025, 21 Jan 2026 S1. This one: 21 Jan 2026 S1 See all 4 of this type
26Consider the following reactions.(Hot solution)In the above reactions, and X are respectively.Tap an option to check your answer.