Voltaic Cell Basic Construction and Working of Voltaic Cell

A simple voltaic cell is made by immersing one zinc plate and one copper plate inside a water diluted sulfuric acid solution. As shown in the figure, if the copper plate and zinc plate are connected externally with an electrical load, an electric current starts flowing from copper plate to zinc plate through the load. … Read more

Types of Battery

Different types of battery with various configurations are available. With the inventions of various new consumer electronic devices, electric vehicles, renewable energy storage needs, space and military applications, battery power nowadays is consumed as food. If we look around us, we find a bunch of batteries hiding inside almost every device we have, wall clocks, … Read more

Daniell Cell Construction and Working of Daniell Battery Cell

Daniell Cell is the modified version of Voltaic Cell. Polarization drawback of Voltaic Cell is overcome in a Daniell Cell and it can be considered as an improved version of Voltaic Cell. Constructionwise Daniell Cell is quite simple. Construction of Daniell Cell It consists of a copper container filled with a concentrated solution of copper … Read more

Testing of Storage Battery

In today’s world, storage batteries are playing an important role, generally, as a backup or standby power to many applications like in telecom sectors, electric power systems, computer application to protect from data loss, etc. Battery Chargers are automatic D.C. power sources meant to feed the connected load and simultaneously charge the connected battery. It … Read more

Maintenance of Lead Acid Battery

Electrolyte of Lead Acid Battery Electrolyte of lead acid battery cell is a solution of sulfuric acid and distilled water. The specific gravity of pure sulfuric acid is about 1.84 and this pure acid is diluted by distilled water until the specific gravity of the solution becomes 1.2 to 1.23. Although, in some cases specific … Read more

Construction of Zinc Carbon Battery | Leclanche Cell

Construction of Leclanche’ Battery In commonly available cylindrical Leclanche’ cell available in the market has following constructional features. A cylindrical can made by thin sheet of zinc, serves as anode and it also holds all other active and electrolyte materials of the battery. Ideally, zinc used in the battery should be 99.99% pure. Although, the … Read more

Mercuric Oxide Battery | Chemistry Construction Advantages Uses

During World war II it became essential to have constant voltage, high capacity, long life battery system for using under extreme tropical condition. The technology of zinc mercuric oxide battery had been known for more than 100 years, but it was first practically used by Samuel Ruben during World war II. Because of its constant … Read more

Charging of Battery and Discharging of Battery

Before going in detail of this subject i.e. charging and discharging of battery , we will first try to understand what is oxidation and reduction. Because, battery are discharged or charged due to oxidation and reduction reactions. For understanding the theory of oxidation and reduction, we can directly go to an example of chemical reaction. … Read more

Magnesium Battery | Chemistry Construction of Magnesium Battery

Magnesium is used as anode materials in primary battery because of its high standard potential. It is a light metal. It is also easily available being a low-cost metal. Magnesium/manganese dioxide (Mg/MnO2) battery has twice the service life i.e. capacity of the zinc/manganese dioxide (Zn/MnO2) battery of same size. It also can retain its capacity, … Read more