Q2.Connect pair of compounds which give blue colouration / precipitate and white precipi-tate respectively, when their Lassaigne’s test is separately done.
Answer : Option DExplaination / Solution: No Explaination.
Q5.A
sample of 0.5g of an organic compound was treated according to Kjeldahl’s
method. The ammonia evolved was absorbed in 50mL of 0.5M H2SO4.
The remaining acid after neutralisation by ammonia consumed 80mL of 0.5 MNaOH,
The percentage of nitrogen in the organic compound is.
Answer : Option BExplaination / Solution: No Explaination.