問題詳情
45. The compound, 2-methy1-2-propanol, is an isomer of .
(A) butane
(B) propane
(C) butanol
(D) propanol
(E) methanol
(A) butane
(B) propane
(C) butanol
(D) propanol
(E) methanol
參考答案
無參考答案
內容推薦
- The number of possible dichloronitrobenzene isomers is(A)3 (B)4 (C)6 (D)8 (E)9
- If f is continuously differentiable and z = f(x−y ) , then zx+zy =0 . (A)O(B)X
- The 1H nmr spectrum of acetone consists of a singlet with a chemical shift of 07 ppm. What was
- 圖(十一)為扇形DOF與直角△ABC的重疊情形，其中O、D、F分別在 上，且 與 相切於E點。若 =3，∠DOF=∠ACB=90°，且 = 2 : 1，則AB的長度為何？(A)6(B)3√3
- If f :(a,b)→ R has a relative extremum at c∈(a,b) , then either f′(c) 0 = or f′(c) does not exis
- ( )如（乙）圖，正五邊形 ABCDE 及正六邊形 BFGHIJ邊長皆為 2，且點 A、B、F 在同一條直線上，則∠BJC為多少度?(A) 66 ° (B)68° (C) 62° (D) 60°
- 【題組】Butter can be a solid or a liquid depending on how hot or cold it gets. What evidence in the
- 一袋子中有4個圓球，球上分別標記號碼4。已知每一個球被取到的機會相等，若自袋中任取兩次球(一次一球，取後放回)，則取出的兩球號碼是4或3的機率為何？(A)1/2(B)1/4
- Let f (x) = xsin x , then = ?(A) 1 (B) (C) (D) 2 (E)
- All the following groups are activating ortho, para directors when attached to a benzene ring EXC
內容推薦
- 若a、b兩數滿則102a+1 = 1000b-1 = 1000000000，則a+b=?(A)8(B)15(C)25/2(D)43/6
- According to the VSEPR theory, which of the following statements is correct?(A) The expected geom
- Which of the following statements is correct?(A)In O2, O22-, O2-, and O2+ species, only the O22-m
- Which of the following statements is not true?(A)trans-1,3-dimethylcyclohexane is more stable tha
- The approximate pKaof NH3 is 36; that of C2H5OH is From this information, which (if any) of t
- How many constitutional isomers are there for C5H11Br?(A)3 (B)7 (C)8 (D)10 (E)
- The activation energy(Eact) of a give reaction is unrelated to which of the following parameters?
- Who characterized alpha, beta and gamma radiation?(A)Thomson (B)Einstein (C)Rutherford (D)Heisenb
- Which of the following molecules has the highest bond order?(A)BN (B)CO (C)NO (D)Ne2 (E)F2
- Thiols are alcohol analogs in which the oxygen has been replaced by sulfur (e.g., CH3SH). Given t
- Rank the transition states which occur during the following reaction steps in order of increasing
- Which of the following atoms is paramagnetic?(A)Cd (B)Tl1-(C)Nb1+ (D)Ni (E)Ru1+
- An alkane with a molecular formula C6H14 reacts with chlorine in the presence of light and heat.
- In the traction of a reagent such as HBr with an alkene, the frist step of the reaction is theto
- Markovnikov’s rule “works” because:(A)The most stable transition state is the one leading to the
- The product from the reaction of 1-pentene with Cl2 in H2O is named:(A)1-Chloro-2-pentanol (B)2-C
- Treatment of 2-methyl-2-butene with HBr in the presence of peroxide yields(A)A primary alkyl brom
- Which of the following is least able to serve as a nucleophile in a chemical reaction?(A)Br-(B)OH
- The strongest evidence for the formation of a bridged bromonium ion as an intermediate in the add
- A compound having a molecular formula of C20H36 is inert to catalytic hydrogenation. Which of the
- The bimolecular subsittution reactionCH3Br + OH- →CH3OH + Br-is represented by the kinetic equati
- The solvoysis reactions of optically active halides generally proceed with(A)Complete racemizatio
- Which of the following statements pertaining to an SN2 reaction are true?The rate of reaction i
- Which of the following phrases are not correctly associated with SN1 reactions?Rearrangements p
- Carboxylic acids exist in the vapor state as:(A)Monomeric species (B)Cyclic esters (C)Cyclic dime