📚NCERT Questions — CBSE12
275 solved questions with detailed explanations
The reaction of carboxylic acids with alcohols in the presence of a mineral acid catalyst to form esters is known as:
Based on Table 10.1, a monosaccharide with 5 carbon atoms and a keto group would be classified as a:
Glucose pentaacetate does not react with hydroxylamine. What does this observation indicate about the structure of glucose?
What is the hybridization state of the nitrogen atom in amines?
What is the common name for the simplest dimethyl ketone?
The reaction of phenoxide ion with carbon dioxide, a weak electrophile, to form salicylic acid is known as:
What are the two main types of nucleic acids?
Oxidation of glucose with mild oxidising agent like bromine water yields gluconic acid. This reaction indicates the presence of which functional group?
What is the primary reason for the higher boiling points of alcohols compared to hydrocarbons of comparable molecular masses?
When ethanol is dehydrated in the presence of sulphuric acid at 413 K, what is the main product?