字典翻译 问答 小学 英语 【问一些化学问题（英文的）1)Thestepwiseformationconstantsforthecomplex[Ni(NH3)6]Cl2arelog10K1=2.72,log10K2=2.17,log10K3=1.66,log10K4=1.12,log10K5=0.67andlog10K6=-0.03.Thelog10β6istherefore:】
问题标题：
【问一些化学问题（英文的）1)Thestepwiseformationconstantsforthecomplex[Ni(NH3)6]Cl2arelog10K1=2.72,log10K2=2.17,log10K3=1.66,log10K4=1.12,log10K5=0.67andlog10K6=-0.03.Thelog10β6istherefore:】
问题描述：

问一些化学问题（英文的）

1)

Thestepwiseformationconstantsforthecomplex[Ni(NH3)6]Cl2are

log10K1=2.72,

log10K2=2.17,

log10K3=1.66,

log10K4=1.12,

log10K5=0.67and

log10K6=-0.03.

Thelog10β6istherefore:-

A.8.31

B.8

C.8.34

D.4.04

2)

Therearefivedimethylhexaneisomers.Whichone(s)canexhibitopticalactivity?(SelectALLcorrectanswers)

A.3,3-dimethylhexane

B.2,3-dimethylhexane

C.2,4-dimethylhexane

D.2,5-dimethylhexane

E.2,2-dimethylhexane

3)

Selecttheactivenitratingspeciesinaromaticnitrationreactionsinvolvingamixtureofconcentratednitricandconcentratedsulfuricacids:

A.HO-NO2

B.NO2-

C.NO2+

D.HO-SO2-ONO2

E.[H2O-NO2]+

4)

Whatclassoforganiccompoundishydrolysedinaqueousacidtoproduceacarboxylicacidandanalcohol?

古永红回答：
　　1)? 　　2)abce 　　3)d 　　4)Ester
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