List of top Questions asked in MHT CET

Identify 'Z' in the following series of reactions: \[ \text{Butan-2-ol} \xrightarrow{\text{PCl}_3} X \xrightarrow{\text{alc. KOH}} Y \xrightarrow{i) \, \text{H}_2\text{SO}_4, \, ii) \, \text{H}_2\text{O}/\text{heat}} Z \]

What is the boiling point of heavy water?

What is the effective atomic number of Fe in [Fe(CN)\(_6\)]\(^{4-}\) (At. no. of Fe = 26)?

The rate constant for a second-order reaction, A \(\rightarrow\) Product is 1.62 M\(^{-1}\)s\(^{-1}\). What will be the rate of reaction when the concentration of reactant is 2 \(\times\) 10\(^{-3}\) M?

Calcite crystals used in Nicol’s prism are formed of:

H\(_2\) molecule is more stable than Li\(_2\) molecule, because:

Which of the following monomers is used in manufacture of Neoprene rubber?

The unit of atomic mass, amu is replaced by u, here u stands for:

What is the lowest oxidation state possessed by phosphorus in its oxyacids?

Which of the following antihistamines contains the -CN group?

Identify the product Y in the following reaction: \[ \text{Maltose} \xrightarrow{\text{Hydrolysis}} X \xrightarrow{\text{dil.HNO}_3 (\text{excess})} Y \]

When carbolic acid is heated with concentrated nitric acid in the presence of concentrated sulphuric acid, it forms:

Which of the following compounds is obtained when t-butyl bromide is treated with alcoholic ammonia?

For the following reaction: \[ \text{Fe}_2\text{O}_3(s) + 3\text{CO}(g) \rightarrow 2\text{Fe}(s) + 3\text{CO}_2(g) \] Given that \(\Delta H^\circ = -29.8 \, \text{kJ}\) \text{and} \(\Delta S^\circ = 15 \, \text{J/K}\), what is the value of \(\Delta S_{\text{total}}\) at 298 K?

What is the oxidation number of carbon in glucose?

Sodium crystallizes in bcc structure with radius 1.86 \(\times\) 10\(^{-8}\) cm. What is the edge length of unit cell of sodium?

According to Andrews isothermals, at what temperature the carbon dioxide gas starts to condense at 73 atmosphere?

How many pi bonds and sigma bonds are present in the following molecule?

Which among the following coordination compounds does not have coordination number equal to the number of ligands?

Which among the following statements about terpenes is NOT true?

Identify ‘A’ in the following reaction: \[ R-\text{NO}_2 \xrightarrow{\text{Zn}/\text{NH}_4\text{Cl}, \text{neutral medium}} A + \text{H}_2\text{O} \]

Which among the following elements is a soft element as compared to others?

Which among the following gas is bubbled through the brine solution during the preparation of sodium carbonate in Solvay's process?

Which of the following is Rosenmund reduction?

Identify the polymer obtained by heating n moles of isobutylene with n moles of isoprene at 100°C in the presence of anhydrous AlCl\(_3\).