List of top Chemistry Questions

Among the following molecules or ions, which has the longest $ C-N $ bond?
lodoform test is not answered by:
Which of the following is the correct electronic configuration of $Cr$?
Hydrogen peroxide is prepared in the laboratory by:
A gas has a vapour density $11.2$. The volume occupied by 1 gm of gas at NTP is:
The most suitable reagent for the conversion of $ RC{{H}_{2}}OH\xrightarrow[{}]{{}}RCHO $ is
The major product in the above reaction is
The number of isomers for the compound with the molecular formula $ {{C}_{2}}BrClFI $ is
Aldol condensation would not occur in
Which of the following is not a colligative property?
The main product obtained from phenol with $PCl_{5}$ is:
The first ionisation potential of $ Na,\,Mg,\,Al $ and $ Si $ are in the order:
Which of the following has maximum root mean square velocity at the same temperature ?
If the four tubes of a car are filled to the same pressure with $N_2, O_2, H_2$ and He separately, then which one will be filled first ?
Two vitamins absorbed from intestine along with fats are
Which is fight and flight organ ?
Which of the following gives blood red colour with KCNS ?
Which of the following graphs represents the correct Boyle?? law?
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Which of the following halides is not oxidised by $MnO_2$ ?
Which of the following halogens has metallic character ?
Which of the following halogens exhibit only one oxidation state in its compounds ?
Which of the following halides is the most acidic ?
Which of the following halogen acid is better reducing agent ?
Which of the following has highest $pK_b$ value?
Which of the following has ester linkage ?