📚NCERT Questions — CBSE12
275 solved questions with detailed explanations
Among isomeric dihalobenzenes, which isomer generally has the highest melting point?
Which of the following carbohydrates is a reducing sugar?
What is the name of the reaction where the diazonium group is replaced by a hydroxyl group by allowing the diazonium salt solution to rise to 283 K?
Which reducing agent is expensive and primarily used for preparing special chemicals due to its cost?
Arrange the following compounds in increasing order of their acid strength: CH₃COOH, FCH₂COOH, ClCH₂COOH, BrCH₂COOH.
What is the product formed when phenol reacts with zinc dust upon heating?
When glucose is oxidised with nitric acid, it yields saccharic acid. What does this reaction indicate about the structure of glucose?
What is the product of the reaction between aniline and bromine water at room temperature?
According to the chemical definition provided, carbohydrates are optically active polyhydroxy compounds that are either aldehydes or ketones, or compounds which produce such units upon what process?
A carbohydrate that cannot be hydrolysed further to give simpler units of polyhydroxy aldehyde or ketone is called a: