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Which of the following is suitable to use when forming grignard reagent
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- Using the Ka value of , place Al(H2O)63+ in the correct location in Figure 14.8.2. Arrange the following in order of decreasing acidity (strongest 1"). COH CH,SO,H O,N- -он HCI он C D E strongest weakest 3. Arrange the following in order of decreasing basicity (strongest 1") -ONa O,N- Nal Na Cl,CCO,Na A B D >_>_>_: strongest weakestPredict the stronger acid in each pair: (a) HCl or HF;(b) H3PO4 or H3AsO4; (c) HBrO3 or HBrO2; (d) H2C2O4 orHC2O4-; (e) benzoic acid (C6H5COOH) or phenol (C6H5OH).
- Consider the following reaction: CH, ÇH, + :çi-A-Ci: H,C- A-: H,C- 50 CH3 Based on the reaction above, the reactant which acts as a Lewis base is CAICL CAICIs o(CH);CCI O(CH),C* The product which is a Lewis acid is OAICI O(CH,),cCI CAICI o(CH)C" The following salts can replace AICla in the reaction, except OBeCl OMgCl OFeCl ocrClsWhich is the strongest acid? А B с E OF A D ‘ОН ОН E OH ‘ОН F О ОН ОНleast acidic I < || < III most acidic least acidic II < I < III most acidic least acidic III < || < I most acidic least acidic III < | < || most acidic
- Ammonia can react as an acid or a base. a) What is the conjugate acid of ammonia? b) What is the conjugate base of ammonia? c) arist dit ons servbed as Complete the following acid-base reaction in which NH3(e) acts as both an acid and a base: OcH 6 HOONH3() + NH3() = OOH (d FOZH (s *АНИ (1 sqz ions to biosqu adtaviðIn the following reaction in aqueous solution, the acid reactant is and its conjugate base is CH;COOH(aq) + H2O * CH3CO0 (aq) + H30 (aq) A CH3COOH; CH3C00 B CH3COOH; NH4 NH3; CH3CO0 D) NH3; NH4" E CH3COOH; H30*1. Et O 1. CH3MGCI; 2.heat; H3C- 3. dil. HCI H3C = -CH2OH m. NC heat EN Ph OEt N2 n. Rh2(OAc)4 heat p.
- Which of the following can complete the reaction below? O Bry/Febry O NBS Ph.CO₂)2 H₂, Pt. Ethanol at 130 atm O H₂SO4 in boling water ?Anwer numbers 7 and 8 - show complete solution Find : (a) pOH (b) [H3O+] (c) [OH-]Proivde your view on this "The acidity of HA increases when the conjugate base A:− is resonancestabilized" ?