📚NCERT Questions
1,675 solved questions with detailed explanations
1391
In the double helix structure of DNA, adenine (A) forms hydrogen bonds with which base?
CBSE12
1392
In the reaction CuO + H₂ → Cu + H₂O, which substance is being oxidised?
NCERT10
1393
What does entropy (S) measure?
CBSE11
1394
What is the conjugate acid of NH2-?
CBSE11
1395
What is required for a proper sideways overlap in a π (pi) bond formation?
NCERT11
1396
Which of the following is an example of an amalgam?
CBSE10
1397
What type of species is formed as a result of homolytic cleavage?
NCERT11
1398
Which of the following carboxylic acids is the strongest acid?
CBSE12
1399
Which of the following is the general formula for most carbohydrates?
CBSE12
1400
The order of reactivity of alcohols with a given haloacid (HX) is:
CBSE12