List of top Chemistry Questions asked in NEET (UG)

If a beam of light is passed through true solution, it is
Which of the following is a redox reaction ?
A reaction occurs spontaneously if :
About 20 km above the earth, there is an ozone layer. Which one of the following statements about ozone and ozone layer is true?
Which of the following protein destroy the antigen when it enters in body cell?
500 mL of nitrogen at $27^\circ C$ is cooled to $-5^\circ C$ at the same pressure. The new volume becomes

The oxide which cannot act as a reducing agent is

The $\alpha$-D-glucose and $\beta$-D-glucose differ from each other due to difference in carbon atom with respect to its
Phenol, p-Methylphenol, m-Nitrophenol and p-Nitrophenol follows order of increasing acidic strength
Sodium is made by the electrolysis of a molten mixture of about 40% NaCl and 60% $CaCl_2$ because
Which of the following statements about enzymes are true?
The electronic configuration of an element is $1s^2,2s^2 2p^6,3s^2 3p^3$. What is the atomic number of the element, which is present just below the above element in the periodic table?
The figure indicates the energy level diagram of an atom and the origin of six spectral lines in emission (e.g. line no. 5 arises from the transition from level B to A). Which of the following spectral lines will occur in the absorption spectrum?
A certain compound X when treated with copper sulphate solution yields a brown precipitate. On adding hypo solution, the precipitate turns white. The compoundXis
Phosphorus has the oxidation state of + 3 in
Lassaigne's test for the detection of nitrogen fails in
Zerevitinov?? determination of active hydrogen in a compound is based upon its reaction with
The temperature of the gas is raised from $27^\circ C\, to\, 927^\circ C$ the root mean square velocity is
1.1 mol of A is mixed with 2.2 mol of B and the mixture is kept in one litre flask till the equilibrium is reached. At equilibrium, 0.2 mol of C is formed. If the equilibrium reaction is $A + 2B \rightarrow 2C + D,$ the value of equilibrium constant is
Among the lanthanides, the one obtained by synthetic method is
In which of the following reactions, there is no change in valency ?
Brown ring test is used to detect
The weakest among the following types of bond is

The O-O-H bond angle in \(H_2O_2\) is

Schotten-Baumann reaction is a reaction of phenols with