chemistry Essay

Section teacher: Supratim Giri

Email: [email protected] com

Office: BMBT 416

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CY 101: Electrochemistry

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Submarines can pass on on the ocean surface similar to a ship Unless it's a indivisible submarine; similar to a ship, submarine's propulsion comes by a diesel powered engine

The sub content oxygen by air to operate its diesel engine.

However in order to affect an foe ship, it needs to take jump in deep sea and remain submerged for a period between one to two days!

How the boat is power when it is within the sea??

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How persons power their particular households in Rourkela in the instance of a power cut?

Power supply supplies the electricity during the electricity failure

When the power supply has returned, the inverter's battery gets recharged

The same principle applies to the submarines also!

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Submerged state

Battery run

Along with a diesel-powered engine, submarines do include a battery pack room exactly where hundreds of electric batteries are held. These electric batteries supply forces to the sub in submerged state. appearing state

Diesel-powered powered,

battery pack recharging

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In 1971 these kinds of submarines led India to victory for sea throughout a war!

Batteries helped submarines to stay underwater and reach the opponent!

Submarine battery packs are nothing although electrochemical cellular material!

That's why electrochemistry is so important and everyone need it!!

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Inside a space craft:

Just how can people receive oxygen within a space craft?

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Electrolysis is an important part of

electrochemistry!

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So there are numerous reasons why we need to learn electrochemistry! From submarines to space crafts to our daily life, electrochemistry is linked to many varieties!

We would study the following through this section:

•Redox processes

•Thermodynamics of redox reactions

•Electrode potential

•Chemical reaction occurring at electrodes

•Electrochemical skin cells

• Electrolytic cells

• Galvanic cellular material

• Voltaic cells

•Hydrogen fuel skin cells

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Quick history

Luigi Galvani

(Italy, 18th century)

Brass catch

Steel scalpel

His operate marked the birth of electrochemistry

Founder with the concept of bioelectricity

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Brief history

Alessandro Volta

(Italy, 18th century)

A voltaic cell

Father of power supply (electrochemical cells)

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Brief history

Eileen Faraday

(England,

19th

century)

Svante Arrhenius

Laws of electrolysis

Ideas on electrolytes

(Sweden, 19th century)

Walther Nernst

(Germany, 20th century)

Thermodynamics of

electrochemistry: Nernst equation

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Electrochemistry is all about the biochemistry between

two chemical types, where a single loses electron and

the other accepts that!

This kind of exchange of electrons is known as REDOX techniques.

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Oxidation process Reduction techniques (REDOX processes):

These operations are responsible pertaining to electrochemical phenomena goes to

LEO

Losing Electron is Oxidation

GERmany

Increasing Electron is definitely Reduction

Oxidation process Is Dropping

Reduction Is definitely Gaining

OIL RIG

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Model:

Identify the species which can be getting oxidized or decreased:

ClO3

&

I

NO3- + Sb

I2 &

Cl

Sb4O6 + NOT ANY

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(in acidic medium)

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electrons

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DO it yourself!

Equilibrium the following reaction occurring in acidic multimedia:

MnO-4 (aq) + Fe2+ (aq)

Mn2+ (aq) + Fe3+ (aq)

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Recommended Text catalogs:

An introduction to electrochemistry simply by Samuel Glasstone

Physical Biochemistry by Peter Atkins and Julio Para Paula (9th edition)

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