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Q. The petrol having octane number 80 has…………

Q. On heating glycerol with conc. H2SO4 a compound is obtained which has a bad odour. The compound is…..

Q. Methane and ethane both can be obtained in single step from …………

Q. Aldol condensation of acetaldehyde involves the formation of which of the following intermediate?

Q. The addition of tetraethyl lead to petrol…………

Q. The number of possible enantiomeric pairs that can be produced during monochlorination of 2- methylbutane is ……..

Q. Which of the following statements regarding chemical properties of acetophenone are wrong…… (1) It is reduced to methyl phenyl carbinol by sodium and ethanol (2) It is oxidised to benzoic acid with acidified KMnO4 (3) It does not undergo iodoform electrophilic substitution like nitration at meta position (4) It does not undergo iodoform reaction with iodine and alkali

Q. Which of the following compound has maximum boiling point……..

Q. Sodium ethoxide is a specific reagent for……………

Q. A sample of gasoline contains 81% iso-octane and 19% nheptane. Its octane number will be……..