KVPY PROBLEMS (PREVIOUS YEARS)

In the polymerization of alkenes by Ziegler-Natta reaction, the catalyst and the co-catalyst, respectively, are____.

The compound that will give lactide on heating is -

A naturally occuring polymer is:

Among $\mathrm{i}-\mathrm{iv}:$

The compound that does not undergo polymerization under radical initiation is:

Acetylsalicylic acid is a pain killer and is commonly known as:

In the DNA of E. coli, the mole ratio of adenine to cytosine is $0.7.$ If the number of moles of adenine in the DNA is $350000,$ the number of moles of guanine is equal to:

$\mathrm{D}$-Glucose, upon treatment with bromine-water, gives:

The number of peptide bonds in the given compound

 are: