List of top Chemistry Questions on Organic Compounds and Hydrogenation asked in JEE Main

IUPAC name of the some alkenes are given below. Find out the correct stability order.
A. 2-Methylbut-2-ene
B. cis-But-2-ene
C. 2,3-Dimethylbut-2-ene
D. Prop-1-ene
Choose the correct answer from the options given below :
An organic compound "P" of molecular formula \(C_7H_{12}O\) (likely \(C_7H_{12}O_2\) or similar based on options), gives positive Iodoform test but negative Tollen's test. When "P" is treated with dilute acid, it produces "Q". "Q" gives positive Tollen's test and also Iodoform test. The structure of "P" is:
An alkene on reductive ozonolysis gives methanal as one of the products. Its structure is:
Which of the following is the correct IUPAC name of the complex [Ni(PPh\(_3\))\(_3\)(H\(_2\)O)\(_3\)]Cl\(_2\)?
The correct IUPAC nomenclature of the following compound is:
A compound 'X' absorbs 2 moles of hydrogen and 'X' upon oxidation with KMnO4 - H⁺ gives the following products:
A compound 'X' absorbs 2 moles of hydrogen and 'X' upon oxidation with KMnO4
The total number of \(\sigma\) bonds present in the compound 'X' is ----.
Thyroxine, the hormone has the given structure. The percentage of iodine in thyroxine is ............... % (nearest integer). (Given molar mass in g mol$^-$ C:12, H:1, O:16, N:14, I:127)

The correct structures of A and B formed in the following reactions are : 

 

Which one of the following compounds will liberate \(CO_2\) when treated with \(NaHCO_3\)?

The major product formed in the following reaction is : 

What is A in the following reaction ?