MHT CET 2019 2nd May Evening Shift

Isobutylene on hydroboration followed by oxidation with hydrogen peroxide in presence of base yields

The enzyme which converts maltose to glucose is

Which of the following molecules form a Zwitter ion?

Which among the following compounds is obtained when ethane nitrile is acid hydrolysed?

In ozone molecule the formal charge on the central oxygen atom is

The number of $\sigma$ and $\pi$-bonds in 2-formylbenzoic acid are respectively

The activation energy of a reaction is zero. Its rate constant at 280 K is $1.6 \times 10^{-6} \mathrm{~s}^{-1}$, the rate constant at 300 K is

For a chemical reaction rate law is, rate $=k[A]^2[B]$. If $[A]$ is doubled at constant $[B]$, the rate of reaction

In the reaction, $\mathrm{H}_2 \mathrm{O}_2(a q) \xrightarrow{\mathrm{I_{(aq)}^-}} \mathrm{H}_2 \mathrm{O}(I)+\frac{1}{2} \mathrm{O}_2(g)$ iodide ion acts as

Which of the following is not a broad spectrum antibiotics ?

Veronal is used as a/an

Identify the amine formed when ethyltrimethyl ammonium iodide is treated with silver hydroxide and further heated strongly

According to Werner's theory the geometry of the complex is determined by

Which among the following is a neutral complex?

When a mixture of manganese dioxide, potassium hydroxide and potassium chlorate is fused, the product obtained is

Which of the following acts as oxidising agent in hydrogen-oxygen fuel cell ?

The correct representation of Nernst's equation for half-cell reaction $\mathrm{Cu}^{2+}(\mathrm{aq})+\mathrm{e}^{-} \longrightarrow \mathrm{Cu}^{+}(\mathrm{aq})$ is

Standard hydrogen electrode (SHE) is a

Which among the following is a set of nucleophiles ?

Which reaction is useful in exchange of halogen in alkyl chloride by iodide?

$\alpha$-chlorosodium acetate on boiling with aqueous sodium nitrite gives

How many gram of sodium (atomic mass $23u$) is required to prepare one mole of ethane from methyl chloride by Wurtz reaction?

Propene when treated with cold conc. $\mathrm{H}_2 \mathrm{SO}_4$ forms a compound which on heating with water gives

The reaction in which 2 molecules of chlorobenzene reacts with metallic sodium in presence of dry ether forming diphenyl is an example of,

The bond angle $\mathrm{H}-\mathrm{O}-\mathrm{O}$ in $\mathrm{H}_2 \mathrm{O}_2$ in gaseous phase is

How many isomers are possible for an alkane having molecular formula $\mathrm{C}_5 \mathrm{H}_{12}$ ?

How many metameric ethers are represented by the molecular formula $\mathrm{C_4H_{10}O}$ ?

Relationship between van't Hoff's factor (i) and degree of dissociation $(\alpha)$ is

9 gram anhydrous oxalic acid (mol. $\mathrm{wt} .=90)$ was dissolved in 9.9 moles of water. If vapour pressure of pure water is $p_1^{\circ}$ the vapour pressure of solution is

Which of the following sets of solutions of urea ( mol . mass $60 \mathrm{~g} \mathrm{~mol}^{-1}$ ) and sucrose ( mol . mass $342 \mathrm{~g} \mathrm{~mol}^{-1}$ ) is isotonic?

Limestone is used as a flux in the extraction of

Which of following metals occurs in native state?

Which of the following is also called as nitrogen sesquioxide?

Which among the following does not form polyhalide ion?

In which oxidation state, group 15 elements act as Lewis base?

Which of following elements does not react with hot concentrated sulphuric acid?

What is the atomicity of aluminium phosphate?

Which of the following is a natural polymer?

The monomers used in the preparation of dextron are

The oxidation number of sulphur in $\mathrm{S}_8$ molecule is

The oxidation state of sulphur in $\mathrm{H}_2 \mathrm{S}_2 \mathrm{O}_7$ is

The ionic charges of manganate and permanganate ion are respectively

Which of following elements does not form amide when reacted with ammonia?

How many total constituent particles are present in simple cubic unit cell?

The percentage of unoccupied volume in simple cubic cell is

The volume of 1 mole of any pure gas at standard temperature and pressure is always equal to

What is the density of water vapour at boiling point of water?

Identify the equation in which change in enthalpy is equal to change in internal energy

Two moles of an ideal gas is expanded isothermally and reversibly at 300 K from 1 L to 10 L . The enthalpy change in kJ is

$$\begin{aligned} & \text { If } \mathrm{C}(s)+\mathrm{O}_2(g) \rightarrow \mathrm{CO}_2(g), \Delta H=-X \\ & \mathrm{CO}(g)+\frac{1}{2} \mathrm{O}_2(g) \rightarrow \mathrm{CO}_2(g), \Delta H=-Y \end{aligned}$$ Calculate $\Delta_f H$ for $\...