GATE CY 2018 Question Paper (04-Feb-2018) (Shift 2)

The spacing between the two adjacent lines of the microwave spectrum of $H^{35}Cl$ is $6.35\times 10^{11}\text{ Hz}$. Given that the bond length of $D^{35}Cl$ is 5% greater than that of $H^{35}Cl$, the corresponding spacing for $D^{35}Cl$ is ____________ $\times 10^{11}\text{ Hz}$. (Up to two decimal places)

For a diatomic vibrating rotor, in vibrational level $v=3$ and rotational level J, the sum of the rotational and vibrational energies is $11493.6{\text{ cm}}^{-1}$. Its equilibrium oscillation frequency is $2998.3{\text{ cm}}^{-1}$, anharmonicity constant is 0.0124 and rotational constant under rigid rotor approximation is $9.716{\text{ cm}}^{-1}$. The value of J is ____________ (Up to nearest integer)

Number of carbonyl groups present in the final product of the following reaction sequence is ____________.

A tetrapeptide, made up of natural amino acids, has alanine as the N-terminal residue which is coupled to a chiral amino acid. Upon complete hydrolysis, the tetrapeptide gives glycine, alanine, phenylalanine and leucine. The number of possible sequences of the tetrapeptide is ____________

The strongest band observed in the IR spectrum of the final product of the following reaction appears, approximately, at ____________ $\times 100{\text{ cm}}^{-1}$. (Up to one decimal place