Related InterviewSolutions

• The IUPAC name of `CH_(3)CHO` is :A. AcetaldehydeB. MethylaldehydeC. Formyl chlorideD. Ethanal
• The IUPAC name of tertiary butyl chloride isA. 4-chlorobutaneB. 2-chlorobutaneC. 1-chloro-3-methylpropaneD. 2-chloro-2-methylpropane
• Which of the following molecular formula belongs to alkyne series ?A. `C_(7)H_(14)`B. `C_(10)H_(22)`C. `C_(9)H_(16)`D. `C_(16)H_(32)`
• A mixture of naphthalene and oxalic acid can be separated by :A. chromatographyB. sublimationC. fractional crystallisationD. distillation.
• If 0.2 g of an organic compound containing carbon, hydrogen and oxygen on combustion yielded 0.147 g of `CO_(2)` and 0.12 g of `H_(2)O`. What will be the content of oxygen in the substance ?A. `73.29 %`B. `78.45 %`C. `83.23 %`D. `89.50 %`
• Separation of two substances by fractional crystallisation depends upon their differences in:A. densitiesB. volatilityC. solubilityD. crystal shape.
• Sublimation is a process in which a solid :A. changes into another allotropic formB. changes into liquid formC. changes into vapour formD. None of the above
• In graphite, electrons are :A. localised on every third carbonB. present in antibonding orbitalC. localised on each carbonD. spread out between the structures
• Carbogen is :A. Pure form of carbonB. `COCl_(2)`C. mixture of `CO` and `CO_(2)`D. mixture of `O_(2)` and `CO_(2)`