在Pt|H<sub>2</sub>(101.325Pa)/ H<sup>+</sup>(1mol.L<sup>-1</sup>) || Fe<sup>3+</sup>(1mol.L<sup>-1</sup>),Fe<sup>2+</sup>(1mol.L<sup>-1</sup>)| Pt 电池中,电子转移是()
A、Fe2+→Fe3+
B、H2→Fe3+
C、H2→H+
D、Fe2+→H+
A、Fe2+→Fe3+
B、H2→Fe3+
C、H2→H+
D、Fe2+→H+
A、Pt,H<sub>2sub>(p1)│HCl(m1)│H<sub>2sub>(p2),Pt B、Pt,H<sub>2sub>(p)│HCl(m1)‖HCl(m2)│H<sub>2sub>(p),Pt C、Pt,H<sub>2sub>(p)│HCl(m1)┆HCl(m2)│H<sub>2sub>(p),Pt D、Pt,H<sub>2sub>(p)│HCl(m1)│AgCl,Ag-Ag,AgCl│HCl(m1) │H<sub>2sub>(p),Pt
A、330kV及以上:总烃<10μL/L,H<sub>2sub><50μL/L,C<sub>2sub>H<sub>2sub>=0.1 B、330kV及以上:总烃<10μL/L,H<sub>2sub><100μL/L,C<sub>2sub>H<sub>2sub>=0.1 C、220kV及以下:总烃<10μL/L,H<sub>2sub><50μL/L,C<sub>2sub>H<sub>2sub>=0.1 D、220kV及以下:总烃<10μL/L,H<sub>2sub><100μL/L,C<sub>2sub>H<sub>2sub>=0.1
A、H<sub>1sub>、H<sub>2sub>A、H<sub>2sub>B、H<sub>3sub> B、H<sub>1sub>、H<sub>2sub>A、H<sub>2sub>B、H<sub>3sub>A C、H<sub>2sub>A、H<sub>2sub>B、H<sub>3sub>、H<sub>4sub> D、H<sub>2sub>A、H<sub>2sub>B、H<sub>3sub>A、H<sub>4sub>
A、CH<sub>4sub>、CO、C<sub>2sub>H<sub>4sub>、C<sub>2sub>H<sub>6sub> B、CH<sub>4sub>、CO、C<sub>2sub>H<sub>4sub>、C<sub>2sub>H<sub>6sub>、C<sub>2sub>H<sub>2sub> C、CH<sub>4sub>、C<sub>2sub>H<sub>2sub>、C<sub>2sub>H<sub>4sub>、C<sub>2sub>H<sub>6sub> D、CO、CO<sub>2sub>、H<sub>2sub>、CH<sub>4sub>、C<sub>2sub>H<sub>4sub>、C<sub>2sub>H<sub>6sub>
A、C<sub>6sub>H<sub>6sub>N<sub>4sub> B、C<sub>6sub>H<sub>5sub>NO<sub>2sub> C、C<sub>9sub>H<sub>10sub>O<sub>2sub> D、C<sub>8sub>H<sub>15sub>O<sub>2sub>
A、H<sub>2sub>→C<sub>2sub>H<sub>4sub>→C<sub>3sub>H<sub>6sub>→C<sub>2sub>H<sub>2sub>→CO B、H<sub>2sub>→CO→C<sub>2sub>H<sub>4sub>→C<sub>3sub>H<sub>6sub>→C<sub>2sub>H<sub>2sub> C、H<sub>2sub>→C<sub>2sub>H<sub>4sub>→C<sub>3sub>H<sub>6sub>→CO→C<sub>2sub>H<sub>2sub> D、CO→H<sub>2sub>→C<sub>2sub>H<sub>4sub>→C<sub>3sub>H<sub>6sub>→C<sub>2sub>H<sub>2sub>