List of top Chemistry Questions

Self condensation of two moles of ethyl acetate in presence of sodium ethoxide yields:

A carbonyl compound reacts with hydrogen cyanide to form cyanohydrin which on hydrolysis forms a racemic mixture of α-hydroxy acid. The carbonyl compound is:

Nucleophilic addition reaction will be most favoured in:

A plot of \(log\ \frac {x}{m}\) versus \(log \ p\) for the adsorption of a gas on a solid gives a straight line with slope equal to:

The major organic product in the reaction, CH₃ – O – CH(CH₃)₂ + HI \(→\) Product is:

[Cr(H₂O)₆]Cl₃ (at. no. of Cr = 24) has a magnetic moment of 3.83 BM, the correct distribution of 3d electrons in the chromium of the complex is:

What amount of bromine will be required to convert 2 g of phenol into 2,4,6-tribromo phenol ?

Methyl bromide is converted into ethane by heating it in ether medium with

The crystal field splitting energy for octahedral $(\Delta_0)$ and tetrahedral $(\Delta_{t})$ complexes is related to :

The molar volume of $CO_2$ is maximum at:

How many asymmetric carbon atoms are present in : (i) $1,2$-dimethylcyclohexane, (ii) $3$-methylcyclopentene and (iii) $3$-methylcyclohexene ?

In $2 HI \rightleftharpoons H _{2}+ I _{2}$ , the forward reaction is not affected by change in :

Which one of the following product is formed when calcium salt of adipic acid is heated ?

The probability of finding the electron in the orbital is :

When glucose reacts with bromine water the main product is :

Nylon-$66$ is an example of:

Which of the following species has a bond order other than $3$ ?

Which of the following is called Berthelot�s salt ?

\(SO_2\) does not acts as :

In the reaction $CH_3CN + 2H \xrightarrow [SnCl_2] {HCl}X \xrightarrow {\text{boiling} \, H_2 O} Y, $ The term $Y$ is :

Name the complex Ni(PF)

If pH of a solution is 4, then $ {{\text{H}}^{\text{+}}} $ is:

If a mixture of $CO$ and $N_{2}$ in equal amount have total $1 \,atm $pressure, then partial pressure of $N_{2}$ in the mixture is

Which of the following pairs constitutes a buffer?