Question

27. Which of the following statements is wrong?
(a) Using Lassaigne's test nitrogen and sulfur present in an
organic compound can be tested.
(b) Using Beilstein's test, the presence of halogens in a
compound can be tested.
(c) In Lassaigne's filtrate, the nitrogen in an organic
compound is converted to NaCN.
(d) Lassaigne's test fail to identify nitrogen in diazo
compound.
(e) In the estimation of the carbon, an organic compound is
heated with CaO in a combustion tube.
(Kerala P.E.T. 2003)​

Answer 1

Statement (b) is wrong.

(b) Using Beilstein's test, the presence of halogens in a compound can be tested.

Answer 2

Answer:

In estimation of C, organic compound is heated with CuO