A.三维多孔海绵状Zn具有较高的表面积,所沉积的ZnO分散度高 |
B.充电时阳极反应为Ni(OH)2(s)+OH−(aq)−e−NiOOH(s)+H2O(l) |
C.放电时负极反应为Zn(s)+2OH−(aq)−2e−ZnO(s)+H2O(l) |
D.放电过程中OH−通过隔膜从负极区移向正极区 |
同类型试题
y = sin x, x∈R, y∈[–1,1],周期为2π,函数图像以 x = (π/2) + kπ 为对称轴
y = arcsin x, x∈[–1,1], y∈[–π/2,π/2]
sin x = 0 ←→ arcsin x = 0
sin x = 1/2 ←→ arcsin x = π/6
sin x = √2/2 ←→ arcsin x = π/4
sin x = 1 ←→ arcsin x = π/2
y = sin x, x∈R, y∈[–1,1],周期为2π,函数图像以 x = (π/2) + kπ 为对称轴
y = arcsin x, x∈[–1,1], y∈[–π/2,π/2]
sin x = 0 ←→ arcsin x = 0
sin x = 1/2 ←→ arcsin x = π/6
sin x = √2/2 ←→ arcsin x = π/4
sin x = 1 ←→ arcsin x = π/2