MCQ 11 Mark______________ is used in nonstick cookware.APVC✓TeflonCPolystyreneDPolypropyleneAnswerCorrect option: B. TeflonTeflonView full question & answer→
MCQ 21 Mark______________ are used for making fragrance and flavouring agentsAEthersBEthanol✓EsterDEthanoic acidAnswerCorrect option: C. EsterEster View full question & answer→
MCQ 31 MarkMonomer of polythene is ______________A$CH=CH$✓$CH_2=CH_2$C$CH_3-CH_3$D$CH=CH$AnswerCorrect option: B. $CH_2=CH_2$$CH_2=CH_2$View full question & answer→
MCQ 41 MarkA small unit that repeats re-quality to form a polymers.AMacromoleculeBPolysaccharides✓MonomerDDinomerAnswerCorrect option: C. MonomerMonomerView full question & answer→
MCQ 51 MarkGas evolved during fermentation ______________A$O_2$B$CO$C$H_2$✓$CO_2$AnswerCorrect option: D. $CO_2$$CO_2$View full question & answer→
MCQ 61 Mark______________ is a natural macromoleculeAPolytheneBMonosaccharide's✓PolysaccharidesDDisaccharidesAnswerCorrect option: C. Polysaccharidespolysaccharides View full question & answer→
MCQ 71 MarkThe valency of carbon is ______________A2B3✓4D6AnswerCorrect option: C. 44View full question & answer→
MCQ 81 MarkA saturated hydrocarbon will have suffix ______________A-eneB-yne✓-aneD-oneAnswerCorrect option: C. -ane-aneView full question & answer→
MCQ 91 Mark$\text{IUPAC}$ name of $CH_3-CH_3$ is ______________Aethene✓ethaneCethyneDethyleneAnswerCorrect option: B. ethaneethaneView full question & answer→
MCQ 101 MarkThe reaction in which two molecules react to form a single product is known as ______________ reaction.Asubstitution✓additionChydrogenationDpolymerisationAnswerCorrect option: B. additionaddition View full question & answer→
MCQ 111 MarkDiamond and graphite have the same ______________ .✓chemical propertiesBsame degree of hardnessCelectrical conductivityDphysical formsAnswerCorrect option: A. chemical propertieschemical propertiesView full question & answer→
MCQ 121 MarkAfter the formation of four Covalent bonds, Carbon attains the electronic configuration of ______________ .AHelium✓NeonCArgonDKryptonAnswerCorrect option: B. Neonneon View full question & answer→
MCQ 131 MarkEthanol is used as an additive to increase the efficiency of petrol such a fuel is called ______________AethanolBcananol✓gasoholDmethanolAnswerCorrect option: C. gasoholgasohol View full question & answer→
MCQ 141 MarkThe functional group of alcohol is ______________ .A-COOH✓-OHCDAnswerCorrect option: B. -OH-OHView full question & answer→
MCQ 151 MarkWhat are the products obtained on complete combustion of hydrocarbons? ______________A$CO+H_2O$B$CO_2+H_2$✓$CO_2+H_2O$D$CO + H_2$AnswerCorrect option: C. $CO_2+H_2O$$CO_2+H_2O$View full question & answer→
MCQ 161 MarkEthane with the molecular formula $C_2H_6$ has ______________ covalent bonds.Asix✓sevenCeightDnineAnswerCorrect option: B. sevensevenView full question & answer→
MCQ 171 MarkThe ______________ hydrocarbon is also called marsh gas.AethaneBpropane✓methaneDbutaneAnswerCorrect option: C. methanemethaneView full question & answer→
MCQ 181 MarkA functional group mainly determines the ______________ properties.Aphysical✓chemicalCbothDboth none of the aboveAnswerCorrect option: B. chemicalchemical View full question & answer→
MCQ 191 MarkThe fundamental organic compounds are also known as_________________ compounds.✓parentBfatherCmotherDdaughterAnswerCorrect option: A. parentparent View full question & answer→