List of top Chemistry Questions asked in MHT CET

Identify the alkyne formed by reaction of calcium carbide with water?

Identify the major product formed in the following reaction. Chlorobenzene \( \xrightarrow[\text{Anhydrous FeCl}_{3}]{\text{Cl}_{2}} \) Product}

Which of the following compounds has lowest solubility in water?

Which of the following is structural formula of mesityl oxide?

Calculate the standard enthalpy change for synthesis of ammonia gas from following data. i. \( 2H_{2(g)} + N_{2(g)} \rightarrow N_{2}H_{4(g)} \); \( \Delta_{r}H^{\circ}_{1} = 95.4\text{ kJ} \) ii. \( N_{2}H_{4(g)} + H_{2(g)} \rightarrow 2NH_{3(g)} \); \( \Delta_{r}H^{\circ}_{2} = -187.6\text{ kJ} \)}

Calculate the cryoscopic constant of solvent if depression in freezing point of 0.4 m solution of nonvolatile solute is 1.8 K .

Calculate the volume of bcc unit cell if radius of an atom present in it is \( 1.86 \times 10^{-8} \) cm.

What is the value of spin only magnetic moment for \( Mn^{2+} \) in BM?

Identify acidic amino acid from following list represented by three letter symbols.

What is EAN of Co in \( [Co(NH_{3})_{6}]^{3+} \)?

Which from following statements is true regarding the cell emf at 298 K for \( \ominus Ni_{(s)} | Ni^{+2}(0.01M) || Ag^{+}(0.01M) | Ag_{(s)} \oplus \)?

Which of the following interhalogen compounds is in liquid state at room temperature?

Rate law for the reaction, \( NO_{2(g)} + CO_{g} \rightarrow NO_{(g)} + CO_{2(g)} \) is as \( R = k[NO_{2}]^2 \). What is the order of reaction w.r.t. CO?

How many chiral carbon atoms are present in 2-chloro-3,4,5-trimethylhexane?

Which from following compounds is least soluble in water at STP?

If pH of solution changes from 4 to 5, then the $\text{H}_3\text{O}^+$ion concentration of solution}

What is the wavenumber of the photon emitted during transition from the orbit $\text{n} = 5$ to that of $\text{n} = 2$ in hydrogen atom? $[ \text{R}_\text{H} = 109677\text{ cm}^{-1} ]$}

Find the mass of potassium chlorate required to liberate $5.6 \text{ dm}^3$ of oxygen gas at STP? (molar mass of $\text{KClO}_3 = 122.5\text{ g/mol}$ )}

Rate law for the reaction,
$\text{C}_2\text{H}_5\text{I}_{(g)} \longrightarrow \text{C}_2\text{H}_{4(g)} + \text{HI}_{(g)}$ is $\text{r} = \text{k} [\text{C}_2\text{H}_5\text{I}]$
What is the order and molecularity of this reaction?

Which transition series includes elements Co and Mo respectively?

Identify the element from following such that the last electron is placed in $(\text{n} - 1)\text{d}$ orbital.

Identify pair of complexes that exhibits solvate isomerism?

Which of the following statements is NOT correct regarding voids in lattice structure?

Identify the product ' B ' in the following series of reactions.
Chlorobenzene $\xrightarrow{\text{i) NaOH, 623 K / 150 atm}{\text{ii) H}_3\text{O}^+} \text{A} \xrightarrow{\text{Br}_2\text{ water}} \text{B}$}