Essays Tagged: "negative electrode"

What Is Electrolysis

electrolyte), resulting in the migration of ions to the electrodes: positive ions (cations) to the negative electrode (cathode) and negative ions (anions) to the positive electrode (anode). During el ...

(1 pages) 23 0 3.0 Jul/2004

Subjects: Science Essays > Physics

The application of Electrolysis?

t electricity.We know that for current to pass through a conductor, it has to have a positive and a negative junction. The positive junction (connected to the positive end of the battery) is called an ... to the positive end of the battery) is called an anode and the negative junction (connected to the negative end of the battery) is called a cathode. The dissolved or molten ionic compound which is to ...

(6 pages) 12 0 0.0 Nov/2007

Subjects: Science Essays > Chemistry

Nickel metal hydrive battery for electric vehical

s reduced. In fact, the hydrogen which was separated from water come to react with the metal in the negative electrode to form MH. On the other hand, the hydroxyl ion ( from water) reacts with Ni(OH)2 ...

(2 pages) 735 0 0.0 Feb/2008

Subjects: Science Essays > Chemistry

Conductivity

he solution is a result of the movement of the ions to the electrodes. Cations are attracted to the negative electrode and the anions are attracted to the positive electrode. Changes in the number and ... ion of ions in an electric field. At high concentrations, an ion is surrounded by both positive and negative ions. The field affecting any particular ion changes slightly because of the ions surroundi ...

(4 pages) 6 0 0.0 Sep/2008

Subjects: Science Essays > Chemistry

Batteries Name a few batteries in the market and describe their uses,durability, shelf life etc

ous pot. The positive electrode consists of manganese dioxide with a little carbon mixed in and the negative electrode consists of a zinc rod. The electrolyte is a solution of ammonium chloride. The w ... ons move away from the anode which gains an excess of electrons from the zinc atom and becomes more negatively charged than the cathode. The zinc anode's excess electrons then flow through the circuit ...

(6 pages) 16 0 1.0 Oct/2008

Subjects: Science Essays > Chemistry

Silver Button Cell Americium-241 Aplha parical in Smoke detectors there There are Pictures, diagrams and a Bibliography in the uploaded files

positively charged particles, Alpha particles and positively charged Oxygen molecules, move to the negative electrode in the smoke detector. Negatively charged particles, electrons, move to the posit ... s, electrons, move to the positive electrode.The electrically charged ions carry a current from the negative to the positive. When smoke is present, Alpha particles attach themselves to the smoke whic ...

(2 pages) 2916 0 0.0 Nov/2008

Subjects: Science Essays > Chemistry

How are Car batteries made and how they work ?

rochemical cells, each of which consists of two half-cells or electrodes. One half-cell, called the negative electrode, has an overabundance of the tiny, negatively charged subatomic particles called ... s. When the two halves are connected by a wire or an electrical cable, electrons will flow from the negative electrode to the positive electrode. We call this flow of electrons electricityAutomobile m ...

(3 pages) 11 0 3.0 Jan/2009

Subjects: Science Essays

Investigating a factor that affects the volume of H2 at the cathode in an electrolysis reaction

g the ions through oxidation and reduction reactions. The power source pushes electrons towards the negative electrode where they enter the electrolyte. They are released at the positive terminal and ...

(2 pages) 985 0 2.0 Jan/2010

Subjects: Science Essays > Chemistry