Day 455: JEE Mains Chemistry
5 questions. Try each one first, then open its answer.
Question 1
Aldehydes, Ketones and Carboxylic Acids. Asked once: 9 Apr 2024
44What is the structure of ?Tap an option to check your answer.
Question 2
Amines. Asked once: 28 Jan 2025
118Identify correct statements : (A) Primary amines do not give diazonium salts when treated with in acidic condition. (B) Aliphatic and aromatic primary amines on heating with and ethanolic KOH form carbylamines. (C) Secondary and tertiary amines also give carbylamine test. (D) Benzenesulfonyl chloride is known as Hinsberg's reagent. (E) Tertiary amines reacts with benzenesulfonyl chloride very easily. Choose the correct answer from the options given below :Tap an option to check your answer.
Question 3
Biomolecules. Asked once: 12 Apr 2023
53In an oligopeptide named Alanylglycylphenyl alanyl isoleucine, the number of hybridised carbons is___Question 4
Chemical Bonding and Molecular Structure. Asked once: 15 Apr 2023
35Consider the following statements: (A) molecule has a trigonal planar structure. (B) Bond length of is shorter than . (C) Isoelectronic molecules or ions have identical bond order. (D) Dipole moment of is higher than that of water molecule. Choose the correct answer from the option below:Tap an option to check your answer.
Question 5
Chemical Kinetics. Asked once: 22 Jan 2025
104Consider the given figure and choose the correct option :Tap an option to check your answer.