下列物种中,属于N<sub>2</sub>H<sub>5</sub><sup>+</sup>的共轭碱是()
A、NH3
B、N2H4
C、N2H62+
D、N2H5OH
A、NH3
B、N2H4
C、N2H62+
D、N2H5OH
A、(C<sub>6sub>H<sub>5sub>)<sub>-sub>N=N<sub>-sub>(C<sub>6sub>H<sub>5sub>) B、C<sub>6sub>H<sub>5-sub>N≡N+HSO<sub>4-sub> C、(CH<sub>3sub>)<sub>2sub>NH<sub>2sub>+Cl- D、(CH<sub>3sub>)<sub>4sub>N+Cl-
A、n=2,L=2,m<sub>1sub>=0,m<sub>2sub>=1/2 B、n=3,L=1,m<sub>1sub>=-1,m<sub>2sub>=-1/2 C、n=1,L=2,m<sub>1sub>=1,m<sub>2sub>=1/2 D、n=1,L=0,m<sub>1sub>=1,m<sub>2sub>=-1/2
A、CH<sub>3sub>CH<sub>2sub>NO<sub>2sub> B、CH<sub>3sub>CH<sub>2sub>NH<sub>2sub> C、CH<sub>3sub>CONH<sub>2sub> D、CH<sub>3sub>-N=N-CH<sub>3sub>
A、(C<sub>6sub>H<sub>5sub>)-N=N-(C<sub>6sub>H<sub>5sub>) B、C<sub>6sub>H<sub>5-N+HSO<sub>4- C、(CH<sub>3sub>)<sub>2sub>NH<sub>2sub>+Cl- D、(CH<sub>3sub>)<sub>4sub>N+Cl-sub>sub>
A、(CH<sub>3sub>)<sub>3sub>N B、(CH<sub>3sub>)<sub>3sub>CNH<sub>2sub> C、CH<sub>3sub>NHCH<sub>2sub>CH<sub>3sub> D、CH<sub>3sub>CH<sub>2sub>NH<sub>2sub>
A、O<sub>2sub> B、N<sub>2sub> C、CO D、CO<sub>2sub>
A、n<sub>1sub>≈n<sub>2sub> B、n<sub>1sub>=n<sub>2sub> C、n<sub>1sub>>>n<sub>2sub> D、n<sub>1sub><<n<sub>2sub>
A、H(CH<sub>2sub>)<sub>nsub>X B、CH<sub>3sub>—[CH<sub>2sub>]<sub>nsub>—CH<sub>3sub> C、H-(CH<sub>2sub>)<sub>5sub>—X D、C<sub>nsub>H<sub>2sub><sub>nsub>
A、H<sub>2sub>的辐射能力比N<sub>2sub>大得多 B、H<sub>2sub>比热系数N<sub>2sub>大得多 C、H<sub>2sub>比重比N<sub>2sub>小得多 D、H<sub>2sub>导热系数比N<sub>2sub>大得多