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- The IUPAC name of the compound H- is (a) 5-formylhex-2-en-3-one (b) 5-methyl-4-oxohex-2-en-5-al (c) 3-keto-2-methylhex-5-enal (d) 3-keto-2-methylhex-4-enal ( The correct statement regarding electrophile is (a) electrophile is a negatively charged species and can form a bond by accepting a pair of electrons from another electrophile (b) electrophiles are generally neutral species and can form a bond by accepting a pair of electrons from a nucleophile (c) electrophile can be either neutral or ar positively charged species and can form a bond by accepting a pair of electrons from a nucleophile (d) electrophile is a negatively charged species and can form a bond by accepting a pair of electrons from a nucleophile.. Which among the given molecules can exhibit tautomerism? Ph Ph I II III (a) III only (c) Both I and II (b) Both I and III (d) Both II and III 1) Which of the following biphenyls is optically active?The IUPAC name is: HO a) l,,4-trimethylcyclohexano) b) I,4,4 - trimethyl cyclohexanol C) 3,3,6-te?methyl cyclohexano) d) 2,5,5-trimethylayclohexano) The IUPAC name 9s: OH Br a) 6-bromo-2-methylcyclohew-1-en-3-01 b) 4 -bromo- a- methylycohen-2-en -\-0l C) S-bromo -1-methyicgclohex-l- en-2-01 d) 3-bromo-l-methylcyclohex-1-en-6-01 e) s-bromo-2-methylcyclohexol- en -2-017) The IUPAC name of this compound is: CH3 CH,CHCH,CH,CHCHO T CH₂CH3 2-ethyl-5-methyl-1-butanal A) B) 2-ethylheptanal 32 C) 2-ethyl-5-methylhexanal D) 2-ethyl-5-methyl-1-hexanone 1
- 30. Name the following compound using systematic IUPAC nomenclature. Br (A) 3-bromo-2-methylheptanone (B) 4-bromo-5-methylheptanone (C) 5-bromo-6-methyl-2-heptanone (D) 4-bromo-5-methylheptanal17. The name 2-methyl-4-butanal is incorrect. What is the correct IUPAC name for this compound? (a) 4-methyl-2-butanal (b) 3-methylbutanal (c) 2-methylbutanal (d) 2-methyl-1-butanal (e) 2-methyl-2-butanalWhat is the predicted product formed when cyclohexanecarbaldehyde reacts with excess 2-propanol in the presence of sulfuric acid? 01 0 1 0 ||| OIV OV OH OH لیکن پہلی بیٹی || IV
- H,C-CH-CH-CH, CHO (a) 3-ethyl-2-methybutanal (b) 2, 3-dimethylpentanal (c) 2-ethyl-3-methylbutanal (d) 2-ethyl-3-methylbutan-3-al CHO 2. The IUPAC name of is Br (a) 2-methyl-3-bromohexanal (b) 3-bromo-2-methylbutanal (c) 2-methyl-3-bromobutanal (d) 3-bromo-2-methylpentanal 3. The IUPAC name of the compound HO- is41840.202040X-MET What is the IUPAC name for this compound? O a (7-4-hydroxymethyl-3-methyl-3-heptene O b. (Z7-3-methyl-2-propyl-2-penten-1-ol Oc E-4-hydrorymethyl-3-methyl-3-heptene d. 0 E-3-methyl-2-propyl-2-penten-1-ol akerdedulmod/quiz/attemot.obeaName the following aldehydes and ketones according to IUPAC rules: lel CH3ČCH,CH,CH,ČCH,CH3 (b) CH2CH2CHO ta) CH3CH2CCHCH3 tel Id) ÇH3 H CH3CH=CHCH2CH;CH "сно CH3
- 28. What is the systematic (IUPAC) name for the compound shown below? OH (A) 2-ethyl-1,3-dimethyl-1-hexanol (B) 3-ethyl-4-methyl-2-heptanol (C) 3-ethyl-2-hydroxy-4-methylheptane (D) 3-hydroxyethyl-4-methylheptaneVhat kind of reaction should you subject it to in order to become 2-methylpentan-3-ol? A) Hydration B Halohydrin formation CHydroboration-oxidation D Hydroxylation7) ces Ac raw Sill Give the IUPAC name for the following compounds. 1- 2- 3- 4- 5- 6- 1,3- 2,4- 3,3- diethyl- dimethyl- ethyl- methyl- butanol pentanol hexanol А. с. Е. ОН ОН ОН ОН