ҹԡ

ҹԡṡ 2 ѧ
1. 컰 (primary cell) ¶֧ ҹԡ軯ԡԴҧó öԴԡ͹Ѻ Ҿ Ѵա ҧ컰
- ҹ俩 (dry cell) ͤѧ (leclanche cell) ѡɳдѧٻ

ͧСͺͧҹ俩

NH3 Դ鹨зкդѹ H2O зкԴҡ Դԡ仹ҹ зᵡ ѧ鹨֧աŴѹҡ NH3 ¡ԴԡҡѺ Zn ͹ԧ͹ ѧ


͹ԧ͹ [Zn(NH3)4] [Zn(H2O)2(NH3)2] ЪŴѹҡ NH3 Ъ¤Ǻ鹢ͧ Zn ٧ ѡ俿Ңͧ줧˹
ѡ俿ҢͧդҡѺ 1.5 ŵ Тʹբͧҹ俩¤ҤҶ١

2. ص (secondary cell) reversible cell) ¶֧ ҹԡ軯ԡԴöԴ͹Ѻա ¡Ѵ (charging) öѴա
- 俿ẺС (lead storage battery) ͷ¡ѹ· "ẵ" ѹҡö¹ Сͺ¢ǵС͹ѹ 2 H2SO4  40 繵 (ҳ 5.3 ŵ١ȡഫ .. 1.3) ҧ稵ͧѴ信͹֧Ш ͨöѴա 1 դҧѡ 2 ŵ
Ѵ俤á ѡɳŵ еͧѧҹҡ¹͡仡͹


ԡҷԴ鹨ҡѴ俤á繴ѧ


( Pb)


( Pb ¹ŧ)



ѧ鹨ҡѴ俤á⹴С PbO2 (չӵ)
è ѡɳҹԡ 
(ԡ ---> ѧҹ俿) ѧٻ

ԡҷԴѧè繴ѧ


Ѵ俤駷 2 Ф駵 ѡɳŵա (ѧҹ俿 ---> ԡ) ͷ PbSO4 繢 Pb PbO2 ѧٻ

ԡҡѴ俤駷 2 Ф駵 仡ͻԡҡ͹Ѻͧè俹ͧ ѧ


͹俿ẺСҵ͹ءѹ 6 ҧѡ 12 ŵѺẵö¹ ѧٻ

ͤ÷Һ ԡҡèСѴ