[{"id":253500,"question":"Which of the following compound is least reactive","choices":[{"text":"HCHO","value":"A"},{"text":"CH3CHO","value":"B"},{"text":"CH3COCH3","value":"C"},{"text":"C6H5CHO","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":253498,"question":"Which of the following test is not given by aldehvde","choices":[{"text":"2. 4 DNPH test","value":"A"},{"text":"NaHSO3 test","value":"B"},{"text":"Tollen's test","value":"C"},{"text":"Sodium nitroprusside test","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":253496,"question":"The red brown ppt. of Fehling solution and benedict solution tests are of","choices":[{"text":"Ag","value":"A"},{"text":"Cu2O","value":"B"},{"text":"CuO","value":"C"},{"text":"AgBr","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":253495,"question":"which of the following is not a symmetrical ketone","choices":[{"text":"4-heptanone","value":"A"},{"text":"Butanone","value":"B"},{"text":"Propanone","value":"C"},{"text":"3-pentanone","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":253491,"question":"Reactivity of carbonyl compounds is due to","choices":[{"text":"Electrophilic carbon","value":"A"},{"text":"Less stearic hindrance","value":"B"},{"text":"Unsaturation of Co","value":"C"},{"text":"Polarity of bond","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":253490,"question":"C=O and C=C bonds are differentiated by","choices":[{"text":"Hybridization of C-atom","value":"A"},{"text":"Bond angles","value":"B"},{"text":"Ammonical AgNO3","value":"C"},{"text":"<span style=\"font-size:11.0pt;line-height:115%;\r\nfont-family:&quot;Calibri&quot;,&quot;sans-serif&quot;;mso-fareast-font-family:SimSun;mso-bidi-font-family:\r\n&quot;Times New Roman&quot;;mso-ansi-language:EN-US;mso-fareast-language:ZH-CN;\r\nmso-bidi-language:AR-SA\">Conc. HNO3</span>","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":253488,"question":"Formalin is used as:","choices":[{"text":"Fungicide","value":"A"},{"text":"Germicide","value":"B"},{"text":"Sterilizing of surgical instruments","value":"C"},{"text":"All three","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":253485,"question":"Which one of the followings is resistant to oxidation under normal conditions","choices":[{"text":"Methyl alcohol","value":"A"},{"text":"Acetaldehyde","value":"B"},{"text":"Ethyl alcohol","value":"C"},{"text":"Acetone","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":253484,"question":"Acetone reacts with HCN to form a cyanohydrin. It is an example of","choices":[{"text":"Nucleophilic addition","value":"A"},{"text":"Electrophilic substitution","value":"B"},{"text":"Electrophilic addition","value":"C"},{"text":"Nucleophilic substitution","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":253482,"question":"Acetaldehyde cyanohydrin upon hydrolysis prodnces","choices":[{"text":"Tartaric acid","value":"A"},{"text":"Malonic acid","value":"B"},{"text":"Formic acid","value":"C"},{"text":"Lactic acid","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":253479,"question":"Formalin contains-------% alcohol.","choices":[{"text":"37","value":"A"},{"text":"80","value":"B"},{"text":"8","value":"C"},{"text":"52","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":253477,"question":"Which of the following will undergo nucleophilic addition reaction more easily?","choices":[{"text":"Aldehyde","value":"A"},{"text":"Alkene","value":"B"},{"text":"Aldehyde and ketone equally","value":"C"},{"text":"Neither aldehyde nor alkenes","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":253438,"question":"What forces operate between ethyl group of ethyl alcohol and oxygen of water","choices":[{"text":"H-bonding","value":"A"},{"text":"attractive forces","value":"B"},{"text":"repulsive forces","value":"C"},{"text":"dipole forces","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":253437,"question":"Which will not react with phenol","choices":[{"text":"NaOH","value":"A"},{"text":"Br2","value":"B"},{"text":"KMn04/OH-","value":"C"},{"text":"Na","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":253436,"question":"Alcohol is less acidie than phenol due to","choices":[{"text":"higher ka value","value":"A"},{"text":"Instability of alkoxide ion","value":"B"},{"text":"stability of carbocation","value":"C"},{"text":"Stability of phenol","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":253435,"question":"<div>Formation of Picric acid from phenol needs heating, one possible reason for it is</div>","choices":[{"text":"acidity of phenol","value":"A"},{"text":"e- donating nature of-OH","value":"B"},{"text":"acidity of picric acid","value":"C"},{"text":"e- with drawing effect of- NO2","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":253434,"question":"An electron with drawing group attached to e-position in phenol","choices":[{"text":"makes it basic","value":"A"},{"text":"Stabilises the phenoxide ion","value":"B"},{"text":"decreases its basicity","value":"C"},{"text":"allows it to precipitate in aqueous solution","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":253433,"question":"What is true about an alcohol and phenol","choices":[{"text":"Both are more acidic than water","value":"A"},{"text":"Both react with NaOH","value":"B"},{"text":"Both produce CO2 with Na2CO3","value":"C"},{"text":"Both, produce H2 with Na","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":253432,"question":"Which reactant does hnof liberate water on reaction with alcohol","choices":[{"text":"NH3","value":"A"},{"text":"K2Cr2O7/15H2O","value":"B"},{"text":"HCI","value":"C"},{"text":"PCI3","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":253431,"question":"The compound that reacts the slowest in Lucas test","choices":[{"text":"1-Pentanol","value":"A"},{"text":"sec-butyl alcohol","value":"B"},{"text":"3-Pentanol","value":"C"},{"text":"ter- butyl alcoho","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":253430,"question":"Esterification of CH3COOH isreaction","choices":[{"text":"Acid base","value":"A"},{"text":"Electrophilic","value":"B"},{"text":"Redox","value":"C"},{"text":"Nucleophilic","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":253429,"question":"The alcohol that does not form curbonyl compound on oxidation","choices":[{"text":"iso-butyl alcohol","value":"A"},{"text":"neo pentyl alcohol","value":"B"},{"text":"Ethanol","value":"C"},{"text":"ter-butyl alcohol","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":253428,"question":"Tertiary alcohols have alpha bydrogens","choices":[{"text":"1","value":"A"},{"text":"Zero","value":"B"},{"text":"2","value":"C"},{"text":"3","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":253427,"question":"<div>1, 3, 5-Pentanetriol has secondary carbon</div>","choices":[{"text":"3","value":"A"},{"text":"1","value":"B"},{"text":"2","value":"C"},{"text":"Zero","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":253426,"question":"CH3CH2CH2OH--------A---------B Here B is","choices":[{"text":"Propyne","value":"A"},{"text":"Propanal","value":"B"},{"text":"Propene","value":"C"},{"text":"Propane","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":253425,"question":"The synthesis of ethene from ethyl alcohol is a reaction","choices":[{"text":"Dehydration","value":"A"},{"text":"Polymerization","value":"B"},{"text":"Addition","value":"C"},{"text":"Substitution","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":253424,"question":"The number of resonating structures of phenoxide ion are","choices":[{"text":"3","value":"A"},{"text":"5","value":"B"},{"text":"6","value":"C"},{"text":"4","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":253423,"question":"The strongest conjugate base is","choices":[{"text":"OH-","value":"A"},{"text":"CH3O-","value":"B"},{"text":"C6H5O-","value":"C"},{"text":"CH3COO-","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":253422,"question":"One of the following can produce greater number of moles of ethyl chloride on reacting with escess of ethanol","choices":[{"text":"PCI5","value":"A"},{"text":"PCI3","value":"B"},{"text":"HCI/ZnCl2","value":"C"},{"text":"SOCI2","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":253421,"question":"During esterifcation, the alcobol molecule acts as:","choices":[{"text":"Oxidizing agent","value":"A"},{"text":"Electrophile","value":"B"},{"text":"Reducing agent","value":"C"},{"text":"Nucleophile","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":253420,"question":"The acidity of phenol is due to its","choices":[{"text":"Nature of Benzene","value":"A"},{"text":"Double bond in benzene ring","value":"B"},{"text":"Natute of phenoxide ion","value":"C"},{"text":"Hydroxyl group","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":253419,"question":"Reaction of alcohol with hydrogen chloride, in the presence of Zinc chloride yields","choices":[{"text":"Ketone","value":"A"},{"text":"Carboxylic","value":"B"},{"text":"Alkyl halide","value":"C"},{"text":"Ester","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":253418,"question":"Which one of the following is an appropriate indication of positive iodoform test?","choices":[{"text":"Formation of H2O","value":"A"},{"text":"Brick red precipitate","value":"B"},{"text":"Release of H2 gas","value":"C"},{"text":"Yellow precipitate","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":253417,"question":"Which one of the following groups is indicated when HCI is formed by reaction of ethanol with phosphorous pentachloride?","choices":[{"text":"Amino group","value":"A"},{"text":"Halide group","value":"B"},{"text":"Hydroxyl group","value":"C"},{"text":"Hydride group","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":253416,"question":"Which one of the following alcohol is indicated by formation of yellow crystals in lodoform tesr?","choices":[{"text":"Methanol","value":"A"},{"text":"Ethanol","value":"B"},{"text":"Butanol","value":"C"},{"text":"Propanol","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":253415,"question":"Primary, secondary aad tertiary alcohols can be identified and distinguished by","choices":[{"text":"Lucas test","value":"A"},{"text":"lodoform test","value":"B"},{"text":"Baeyer's test","value":"C"},{"text":"Silver mirror test","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":253414,"question":"The dehydration of ethyl alcohol with concentrated H2SO4 at 140°C gives","choices":[{"text":"Ethene","value":"A"},{"text":"Alcohol","value":"B"},{"text":"Diethyl ether","value":"C"},{"text":"Carboxylic acid","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":253413,"question":"Relative acidic strength of alcohol, phenol, water and carboxylie acid is","choices":[{"text":"Carboxylic acid &gt; Alcohol &gt; Phenol &gt; Water","value":"A"},{"text":"Carboxylic acid &gt; Phenol &gt; Water&gt; Alcohol","value":"B"},{"text":"Water &gt; Alcohol&gt; Phenol &gt; Carboxylic acid","value":"C"},{"text":"Phenol &gt; Carboxylic acid &gt; Alcohol&gt; Water","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":253412,"question":"ln ethyl alcohol, the bond that undergoes heterolytic cleavage most readily is","choices":[{"text":"C-C","value":"A"},{"text":"C-O","value":"B"},{"text":"C-H","value":"C"},{"text":"O-H","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":253411,"question":"Which of the following is soluble in water?","choices":[{"text":"СН3ОН","value":"A"},{"text":"CCL4","value":"B"},{"text":"CHCI3","value":"C"},{"text":"CS2","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":253410,"question":"Which one of the following is more acidic","choices":[{"text":"Phenol","value":"A"},{"text":"Carboxylic acid","value":"B"},{"text":"Alcohols","value":"C"},{"text":"Amines","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":253409,"question":"<div>Temperature required for the dehydration of ethanol into ethene in the presence of HaSOu is</div>","choices":[{"text":"130°C","value":"A"},{"text":"170°C","value":"B"},{"text":"175°C","value":"C"},{"text":"180°C","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":253408,"question":"Which of the following alcohol is more soluble in H2O","choices":[{"text":"Propanol","value":"A"},{"text":"Butanol","value":"B"},{"text":"Pentanol","value":"C"},{"text":"Hexanol","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":253407,"question":"Phenol is completely soluble in water above","choices":[{"text":"25°C","value":"A"},{"text":"62.3℃","value":"B"},{"text":"68.5°C","value":"C"},{"text":"66.50°c","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":253406,"question":"<div>Phenol is colourless, crystalline and solid</div>","choices":[{"text":"Hygroscopie","value":"A"},{"text":"Deliquescent","value":"B"},{"text":"Moistening","value":"C"},{"text":"Odourless","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":253405,"question":"Phenol can be diatingushed from ethyl alcohol by all of the following reagents except","choices":[{"text":"lodoforrn test","value":"A"},{"text":"Na","value":"B"},{"text":"Br2 /H2O","value":"C"},{"text":"NaOH","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":253404,"question":"Which of the substance is not going to react the sodium metal:","choices":[{"text":"Acetic acid","value":"A"},{"text":"Methanol","value":"B"},{"text":"Di methyl ether","value":"C"},{"text":"Ethanol","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":253403,"question":"<div>Which of the following alcohols is least reactive with respect to 0-H bond</div>","choices":[{"text":"CH3OH","value":"A"},{"text":"CH-CH2-OH","value":"B"},{"text":"(CH3)2-CH-OH","value":"C"},{"text":"(CH3)3OH","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":253402,"question":"The starting substance for the preparation of iodoform is any of the following, except","choices":[{"text":"<div>СН3СН(ОН)CН3</div>","value":"A"},{"text":"CH3CH2ОН","value":"B"},{"text":"HCH2OH","value":"C"},{"text":"CH3COCH3","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":253401,"question":"Ethanol reacts with sodium metal to liberate","choices":[{"text":"CO2 gas","value":"A"},{"text":"CO gas","value":"B"},{"text":"H2 gas","value":"C"},{"text":"Steam","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":253400,"question":"Which of the following is more reactive where 0-H bonds break","choices":[{"text":"P°alcohol","value":"A"},{"text":"T° alcohol","value":"B"},{"text":"S°alcohol","value":"C"},{"text":"Cannot be predicated","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":253399,"question":"Alcohols of low molecular weight are:","choices":[{"text":"Soluble in water","value":"A"},{"text":"Insoluble in water","value":"B"},{"text":"Soluble in water on heating","value":"C"},{"text":"Insoluble in all solvents","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":253398,"question":"Which is most acidic?","choices":[{"text":"H2O","value":"A"},{"text":"C2H5OH","value":"B"},{"text":"C4H9OH","value":"C"},{"text":"CH3-CH2-CH2OH","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":253397,"question":"Which alcohol is most reactive towards sodium metal?","choices":[{"text":"Ter Butyl alcohol","value":"A"},{"text":"n-Propyl alcolol","value":"B"},{"text":"Isopropyl alcohol","value":"C"},{"text":"Have same reactivity","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":253396,"question":"A compound z' decolorizes bromine water and produces white ppt. The compound 'z'is","choices":[{"text":"Alkane","value":"A"},{"text":"Alcohol","value":"B"},{"text":"Phenol","value":"C"},{"text":"Benzene","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":253395,"question":"Ethyl alcohol reacts with PCL and produces:","choices":[{"text":"Haloalkane","value":"A"},{"text":"Alkyl halide &amp; H3PO3,","value":"B"},{"text":"Alkyl halide &amp; POCl3","value":"C"},{"text":"Alkyl halides &amp;H3PO4.","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":253394,"question":"Tertiary aleohols producewith acidified KMno,","choices":[{"text":"Ketones","value":"A"},{"text":"Aldehydes","value":"B"},{"text":"Malonic acid","value":"C"},{"text":"Alkene","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":253393,"question":"2,4,6-Trinitrophenol is commonly called as","choices":[{"text":"Phthalic acid","value":"A"},{"text":"Tartaric acid","value":"B"},{"text":"Malonic acid","value":"C"},{"text":"Picric acid","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":253392,"question":"Which of the following undergoes easy dehydration?","choices":[{"text":"3-MethyIbutan-2-ol","value":"A"},{"text":"Ethanol","value":"B"},{"text":"2.Methylpropan-2-ol","value":"C"},{"text":"Methanol","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":253391,"question":"Which of the following reactions does not involve formation of carbocation?","choices":[{"text":"SN1 and E1","value":"A"},{"text":"El and E2","value":"B"},{"text":"SN1 and SN2","value":"C"},{"text":"E2 and SN2","value":"D"},{"value":"E"}],"correctAnswer":4}]