List of top Chemistry Questions

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 ionic character ?
Which of the following has ester linkage ?
Which of the following has highest $pK_b$ value?
Which of the following has largest bond angle ?
Which of the following has maximum value of cation/anion ratio?
Which of the following has maximum boiling point ?
Which of the following has most acidic proton :
Which of the following has maximum value of flocculating power?
Which of the following has the highest boiling point?
Which of the following has the highest bond energy ?
Which of the following hydrocarbon is liquid at room temperature ?
Which of the following hydrohalic acids has the highest value of dipole moment ?