MDCAT MCQs | Admissions | Results MDCAT Solved MCQs paper 2020 by Farhan gabolApril 18, 2021April 24, 2021 Part 02: MDCAT CHEMISTRY 60 MCQs Year 2020 (41 To 50 ) Part 2- Chemistry 1. Alkyl halides involving –C –X bond breakage and –C –Nu bond formation simultaneously would follow the mechanism………….. E2 E1 SN1 SN2 2. R-X on reaction with alcohol forms…………. R-OH ROR RH R-X-OH 3. IUPAC name of C6H5O ( CH3)2 is………. 4 – Methyl – 3- hexanone 2,6 – Himethyl cyclohexanone 3 – Methyl cyclohexanone 2-Methyl-3-Hexanone 4. Phenol is known as…………. Carbonylic acid Carboxylic acid Carbolic acid Carbolic acid 5. Phenol is more acidic than alcohols because of the following reason…………. Delocalization of negative charge in the OH group Delocalization of negative charge in the ring Delocalization of positive charge on the OH group Delocalization of positive charge on the carbon atom in the ring 6. The common name of the following aldehyde is…………… β – chloro – a – methyl propionaldehyde β – methyl – a – Chloropropionaldehyde β – chloro – a – methyl propionaldehyde α – methyl – Y – Chloropropionaldehyde 7. which of the following reagent is used to separate and purify carbonyl and non- carbonyl compounds? HCN NaHSO3 BrMgCH3 H2O 8. Which of the following is the strongest acid? Flouroethanoic acid Propionic acid Nitroethanoic acid Trichloroethanoic acid 9. Hydrolysis of acyl chloride results in the formation of………… Amides Carboxylic acid Acid anhydride Esters 10. The exact reactivity order for carboxylic acid derivatives is……… Anhydride >acylchloride> ester Acychloride> anhydride > Ester Amide >acylchloride> ester Ester > anhydride >acylchloride Loading … Pages: 1 2 3 4 5 6
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Mdcat solved mcq physics
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