List of top Chemistry Questions asked in BITSAT

Which of the following method gives better yield of p-nitrophenol?

At what temperature, the rate of effusion of $N_2$ would be $1.625$ times than that of $SO_2$ at $50^{\circ} C$ ?

Nucleotides are joined together by between $ 5' $ and $ 3' $ carbon atoms of pentose sugar

$1.25\, g$ of a sample of $Na _{2} CO _{3}$ and $Na _{2} SO _{4}$ is dissolved in $250\, ml$ solution. $25 ml$ of this solution neutralises $20\, ml$ of $0.1\, N\, H _{2} SO _{4}$. The $\%$ of $Na _{2} CO _{3}$ in this sample is

The average kinetic energy of an ideal gas per molecule in SI unit at $25^{\circ} C$ will be

The hypothetical complex chloropentaamminecobalt (III) chloride can be represented as

The degree of dissociation of $P C l_{5}(\alpha)$ obeying the equilibrium $PCl _{5} \rightleftharpoons PCl _{3}+ Cl _{2}$ is related to the equilibrium pressure by

Give the possible structure of $X$ in the following reaction : $C_6 H_6 + D_2 SO_4 \xrightarrow{D_2O} X$

Which of the followings forms the base of talcum powder?

The normality of $26\%$ (wt/vol) solution of ammonia (density $= 0.855$ ) is approximately :

Based on data provided, the value of electron gain enthalpy of fluorine would be :

Which one the following removes temporary hardness of water ?

Graphite is a

Thomas slag is

One of the lines in the emission spectrum of $Li ^{2+}$ has the same wavelength as that of the $2^{\text {nd }}$ line of Balmer series in hydrogen spectrum. The electronic transition corresponding to this line is $n =12 \rightarrow n = x$. Find the value of $x$.

The prefix $10^{18}$ is

The carbylamine reaction is

The number of elements present in the $d$-block of the periodic table is

Cobalt $(60)$ isotope is used in the treatment of :

The boiling point of alkyl halide are higher than those of corresponding alkanes because of

The common name of $K \left[ PtCl _{3}\left(\eta^{2} \cdot C _{2} H _{4}\right)\right]$ is:

The metal present in vitamin $B_{12}$ is

What is the correct increasing order of Bronsted bases?

Laughing gas is

The by product of Solvay-ammonia process is