Organic Chemist...

The following question has four choices out of which ONLY ONE is correct.
An organic compound having molecular mass 60 g is found to contain C = 20%, H = 6.67% and N = 46.67% while the rest is oxygen. On heating, it gives NH₃ along with a solid residue. The solid residue gives violet colour with alkaline copper sulphate solution. The compound is

In π (pi) bond formation, one of the below criteria is necessary. Choose the appropriate one.

The following question has four choices out of which ONLY ONE is correct.
An isopropyl group has molecular formula C₃H₇ –. In their structure, two methyl groups are attached to a carbon containing one hydrogen atom and this group is attached to carbon chain.
Which of the following organic compounds belongs to this category?

Change in hybridisation affects the carbon’s and the organic compound’s

Delocalisation of σ-electrons of C -H bond of an alkyl group directly attached to an atom of unsaturated system or to an atom with an unshared p-orbital is called :

Which of the following statements about resonance is not true?

Hybridisation in methane (CH4), ethene (C2H4), ethyne (C2H2) involves s and p orbitals. Choose the correct hybrid orbitals in the options given below for CH₄, C₂H₄ and, C₂H₂ respectively

Which of the following is not an aromatic compound?

Identify the main source(s) of organic compounds.