Industrial materials thermal power stations are coated with__________________?
Industrial materials thermal power stations are coated with__________________? A. Polyester resinsB. Epoxy paints C. polyamide resins D. Polyvinyl chloride
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Industrial materials thermal power stations are coated with__________________? A. Polyester resinsB. Epoxy paints C. polyamide resins D. Polyvinyl chloride
The common name of propane -1 3-dioic acid is____________________? A. Oxalic acid B. Succinic acidC. Malonic acid D. Fumaric acid
Which one does not exhibit aldol condensation___________________? A. Ethanal B. AcetoneC. Benzaldehyde D. Butanone
The process of fermentation involves all the enzymes except__________________? A. Diastase B. Invertase C. ZymaseD. Sucrase
Which one of the following is not a good leaving group ? A. HSO4- B. Cl-C. OH- D. Br-
When toluene reacts with chlorine in sunlight the first major product is__________________? A. Benzy1 chloride B. Benzal dichloride C. O-chlorotoluene D. O-chlorotoluene and P-chlorotoluene
Vinyl acetylene combines with hydrochloric acid produces___________________? A. Diviny1 acetylene B. Ethylidine dichlorideC. Chloroprene D. 1 – 3 – 3 – trichloro butane
A great variety of the organic compounds is due to its property of carbon_________________? A. Show tetravalencyB. Exhibit catenation C. Show isomerism D. Can form multiple bonds
In the complex [Cr(OH)3(H2O)3] the coordination number is __________________? A. 2 B. 3 C. 4D. 6
When chlorine is passed through hot solution of caustic soda the reaction is said as___________________? A. Displacement B. ReductionC. Disproportionation reaction D. Double displacement reaction