List of top Chemistry Questions asked in Bihar Board XII

Write Raoult's law of relative lowering of vapour pressure.
The IUPAC name of \( \text{CH}_3\text{CH}_2\text{CH}_2\text{OH} \) is
What are network solids? Give an example.
Discuss electrochemical principle regarding rusting of iron.
What is the effect of dilution on molar conductance?
What are the main differences between physical adsorption and chemical adsorption?
What is Brownian movement?
What is mole fraction?
Lucas reagent is
Which of the following is a tertiary alcohol?
When ethyl bromide is treated with dry silver oxide, then we get
Which of the following alkyl halides is hydrolyzed by \( S_N 1 \) mechanism?
\( \text{C}_2\text{H}_5\text{Br} + \text{NaOH} \rightarrow \text{C}_2\text{H}_5\text{OH} + \text{NaBr} \) is an example of which of the following types of reaction?
Chloroform on reduction with Zn and water gives
Butan-2-ol is a
Vitamin B12 contains
The IUPAC name of \( \text{CH}_3\text{CH}_2\text{CH}_2\text{Cl} \) is
Which of the following has the highest bond energy?
Which of the following has the highest molar electrical conductance in aqueous solution?
The oxidation state of Ni in \( \text{Ni(CO)_4 \) is}
The IUPAC name of \( K_3[\text{Fe(CN)_6] \) is}
Which of the following metals is generally found in free state?
Which of the following statements is true?
Electrometallurgical process is used for the extraction of which of the following metals?
An ore having two different metal atoms is