List of practice Questions

The net number of molecule(s) of NADH formed from one molecule of glucose in glycolysis under aerobic conditions is/are _______.

The number of possible unique combination(s) of linear tetrapeptides that can be made from four different amino acids using each amino acid only once in the chain is/are _____.

Among $K^+, Li^+, Rb^+, Cs^+$, the number of cation(s) having ionic radii more than $Na^+$ is/are _____.

Among the five fragments given below, <br> the number of fragment(s) accelerated to the analyzer tube in mass spectrometer with electron ionization is/are _________.

The order of differential equation $\frac{𝑑^3𝑦}{dx^3} + 2 \frac{𝑑^2𝑦}{dx^2} − 3 \frac{𝑑𝑦}{dx} + 6𝑥^4𝑦$ = 0 is _______.

The value of $\lim_{𝑥→−3}\frac{(2𝑥+6)}{(𝑥+3)}$ is

Given data consists of distinct values of $𝑥_𝑖$ occurring with frequencies $𝑓_𝑖.$ The mean value for the data is _____. (rounded off to one decimal place)

$X_i$	5	6	8	10
$F_i$	8	10	10	12

A protein solution of 1 µM has transmission of 40 % at 280 nm, when measured in a 1 cm cuvette using a UV-Visible spectrophotometer. The transmission of the same solution, when measured using a 2 cm cuvette is ______ %. (rounded off to the nearest integer)

For the given elementary reactions, the steady-state concentration of X is

The geometry of [VO(acac)₂] is

The products X and Y in the following reaction sequence, respectively, are

The correct order of the energy of the d orbitals of a square planar complex is

X and Y in the following reactions, respectively, are

The correct order of energy levels of the molecular orbitals of N₂ is

Free heme in aqueous solution when exposed to dioxygen is finally converted to (circle around iron in the given choices represents the protoporphyrin IX)

Correct statement(s) about Q and R is/are

The correct statement(s) is/are

The reaction(s) that yield(s) Ph-CH₂-CH₂-CO₂ Me as the major product is/are

The correct option(s) of the reagents required for the following reaction is/are

The reaction(s) that yield(s) 1-naphthol as the major product is/are

The correct relation(s) for an ideal gas in a closed system is/are

The molecule(s) that follow(s) 𝐼_𝑎< 𝐼_𝑏=𝐼𝑐 (𝐼_𝑎, 𝐼_𝑏, and 𝐼_𝑐 are the principal moments of inertia) is/are

The role(s) of fluorspar in the electrolytic reduction of Al₂O₃ is/are to

The correct statement(s) about the complexes I (K3[CoF₆]) and II (K₃[RhF₆]) is/are

The diatomic molecule(s) that has/have bond order of one is/are