Một số polyme phát quang được sử dụng trong màn hình OLED.

... (CH3)2CHCH2CH3, and trimethylethylene, (CH3)2C = CHCH3, the graphs '§ 1 and '§ 2 are uniquely derived from the respective constitutional formulae; they are ... Justification: 9) Cr or Si. Justification: 10) H2O or SiO2. Justification: 11) MgO or BaO. Justification: 12) CH3CH2CH2CH2CH3 or (CH3)2CHCH2CH3. Justification: Mar 31, 2020 ... 回忆了一下高中化学……首先计算化学最简式：C₅H₁₂。由于其满足的通式，因此是一个烷烃。 再画出其… ... 2CHCH2CH3 (3), Cy3PO·(HOO)2CH(CH2)2CH3 (4), Cy3PO·(HOO)2CH(CH2)3CH3 (5), and ... The conformations of a series of organophosphine oxides, OP(CH3)2R ... Feb 24, 2020 ... 1,1-dimethylpropane hexane O 1,1-dimethylbutane 2-methylhexane methylbutane 1,1-dimethylethane 2-methylpropane 2-methylpentane pentane Mar 26, 2019 ... CH 3 C(CH 3 ) 2 CH 2 CH 3. A-A2. 2,2-dimethylbutane. Q-A2. CH 2 ... (CH3)2CHCH(CH3)2d) (CH3)2CHCH2CH3 A-C2. d) (CH3)2CHCH2CH3 Q-C2. Double ... (B) (CH3)2CHCH2CH3 < CH3(CH2)3CH3 < (CH3)4C. (C) (CH3)4C < CH3(CH2)3CH3 < (CH3)2CHCH2CH3. (D) (CH3)4C < (CH3)2CHCH2CH3 < CH3(CH2)3CH3. (v) What is the IUPAC ... or (ii) (CH3)2CHCH2CH3. (b) Which compound has the larger heat of combustion: (i) CH3(CH2)3CH3 or (ii) (CH3)2CHCH2CH3. (c) Which one is a geminally ... Jul 1, 2022 ... Is this the right IUPAC Name for the following compound : CH3C (CH3)2CH(CH2CH3)CH2CH2CH(CH3)CH3 3-ethyl 2,2,6-trimethyl heptane Bài 12.9 trang 39 Sách bài tập Hóa học 11: . Hydrocarbon Y có công thức cấu tạo như sau: (CH3)2CHCH2CH3. Khi cho Y phản ứng với bromine có thể thu được bao ...