Observe the following reactions:
The correct answer is:
Which of the following are present in DNA?
Identify the correct statements from the following:
[I.] At constant pressure, physical adsorption decreases with increase in temperature.
[II.] Enthalpy of physisorption is higher than enthalpy of chemisorption.
[III.] Gas mask used in coal mines consists of activated charcoal.
What is the percentage of carbon in the compound X, formed in the given sequence of reactions?
What are X and Y respectively in the following set of reactions?
What are X and Y respectively in the following reactions?
Which of the following are ambident nucleophiles?
[A.] CN$^{\,-}$
[B.] CH$_{3}$COO$^{\,-}$
[C.] NO$_{2}^{\,-}$
[D.] CH$_{3}$O$^{\,-}$
[E.] NH$_{3}$