Q1.The nitrogen containing organic compound, when heated with copper oxide in an atmosphere of carbon dioxide, yields:
Answer : Option CExplaination / Solution:
The nitrogen containing organic compound, when heated with copper oxide in an atmosphere of carbon dioxide, yields free nitrogen
If an –[NH2 functional group is present in an organic compound it is called amine. If a −CONH2 functional group is present in an organic compound then it is called
Q7.The fragrance of flowers is due to the presence of some steam volatile organic compounds called essential oils. These are generally insoluble in water at room temperature but are miscible with water vapour in vapour phase. A suitable method for the extraction of these oils from the flowers is:
Answer : Option CExplaination / Solution:
A suitable method for the extraction of these oils from the flowers is Steam distillation
Q8.During hearing of a court case, the judge suspected that some changes in the documents had been carried out. He asked the forensic department to check the ink used at two different places. According to you which technique can give the best results?
Answer : Option AExplaination / Solution:
TLC will give the best results.