# What is the lead discharge battery?

##### 1 Answer
Apr 3, 2016

$P b \left(s\right) + P b {O}_{2} \left(s\right) + 2 {H}_{2} S {O}_{4} \left(a q\right) \rightarrow 2 P b S {O}_{4} \left(s\right) + 2 {H}_{2} O \left(l\right)$

#### Explanation:

This is one of the oldest types of recheargable batteries. It is (as you know) still the standard battery for automobiles, which need a high surge current to turn the starter motor. Of course, once the ICE is going, it can recharge the battery, and this cell allows very efficient recharge.