Pbr3 - Study guides, Class notes & Summaries

CHEM 231 Exam 1 Guide with Questions and Answers what do you have to do to alcohols before they can react with other things? ANSWER you must activate them what are the ways you can activate alcohols so they convert to alkyl halides? ANSWER protonation, or using PCl3,PBr3, SOCl2, or TsCl on pyridine what is a primary alcohol? ANSWER OH group bonded to 1 other carbon what is a secondary alcohol? ANSWER OH group bonded to 2 other carbons what is a tertiary alcohol? ANSWER OH group bo...

Inorganic Chemistry Exam 2 With 100% Correct Answers 2024 The electron domain and molecular geometry of H2S is - answertetrahedral, bent The electron-domain geometry of _______ is tetrahedral. A) CBr4 B) PH3 C) CCl2Br2 D) XeF4 E) all of the above except XeF4 - answerE) all of the above except XeF4 Of the following species, _______ will have bond angles of 120 degrees. A) PH3 B) ClF3 C) NCl3 D) BCl3 E) all of these will have bond angles of 120 degrees - answerD) BCl3 The molecular ...

CHM 231 Final Exam Prep with Questions and Answers Alternative sources of Cl ANSWER SOCl2 + pyridine Alternative sources of Br ANSWER PBr3 Alternative sources or Cl and Br are limited to what? ANSWER 1* and 2* alcohols only Zaitsev's law ANSWER major product of elimination is the most stable alkene -> carbon neighbors How many products form for each elimination reaction? ANSWER -1* = 1 product -2* = 2 products -3* = 3 products Reagents that form ketones ANSWER -CrO3 -N...

A-Level Edexcel Mathematics Pure Maths Paper 1 2023 (Summer 2023) How do you make tertiary chloroalkanes? - ANS-Tertiary alcohol + concentrated HCl How do you make bromoalkanes? - ANS-Alcohols + HBr or PBr3 What compound is used to oxidise alcohols? - ANS-Acidified potassium dichromate (can be used to distinguish between types of alcohols) What does a primary alcohol oxidise to? - ANS-first: aldehyde second: carboxylic acid What does a secondary alcohol oxidise to? - ANS-Ketone Why ...

Knewtons Exam 3 Questions With Verified Answers. Which of the following is very reactive and can readily combine with molecules containing atoms with lone pairs? hypervalent molecues odd-electron molecules electron-deficient molecules all of the above - answerelectron-deficient molecules Electron-deficient molecules that do not have filled valence shells can readily combine with molecules containing atoms with lone pairs. When drawing a Lewis structure for a free radical, which type of...

A-Level Edexcel Mathematics Pure Maths Paper 1 2023 (Summer 2023) How do you make tertiary chloroalkanes? - ANS-Tertiary alcohol + concentrated HCl How do you make bromoalkanes? - ANS-Alcohols + HBr or PBr3 What compound is used to oxidise alcohols? - ANS-Acidified potassium dichromate (can be used to distinguish between types of alcohols) What does a primary alcohol oxidise to? - ANS-first: aldehyde second: carboxylic acid What does a secondary alcohol oxidise to? - ANS-Ketone Why ...

Organic Chemistry Chem 202): Top Exam Questions & Answers, 100% Accurate. Verified. H–Br Markovnikov addition of Br onto more substituted carbon H–Br, ROOR, heat Anti–Markovnikov addition of Br onto least substituted carbon Br2 heat Br Addition to more substituted carbon Br2, H2O2 Br addition to least substituted carbon H2SO4 (aq) Markovnikov addition of OH onto more substituted carbon Hg(OAc)2, H2O, NaBH3, –OH Markovnikov addition of OH onto more substituted carbon ...

Organic Chemistry 202 Synthetic Transformations, Top Exam Questions & answers, Rated A+ reduction of an aldehyde or ketone to an alcohol LiAlH4 or NaBH4 H3O H2O lithium dialkyl cuprate reagent from an alkyl halide 4 Li metal CuI reduction of a nitro group to an amine Zn(Hg) HCl reduction of a benzyl carbonyl H2/Pd or Zn(Hg) HCl NAS (normal condition must be 1 EWG ortho/para to leaving group) nucleophile (–OH, –OR, R3N) benzyne reactions 1) NaOH 2) dilute acid benzyne...

Primary Alcohol - correct answer the -OH of alcohol is attached to an end carbon Secondary Alcohol - correct answer An alcohol in which the -OH group is attached to a carbon atom that is attached to two carbon chains and one hydrogen atom. Tertiary Alcohol - correct answer An alcohol in which the -OH group is attached to a carbon atom that is attached to three carbon atoms and no ...

Bromine is a reactive element. It combines with other non-metals to form covalent compounds. Phosphorus tribromide, PBr3, and iodine monobromide, IBr, are examples of covalent compounds used in organic synthesis. (a) PBr3 can be prepared by heating bromine with phosphorus, P4. (i) Write an equation for this reaction. …………………………………………………………………………………………. [1] (ii) How many molecules are present in 1.3535 g of PBr3? ...