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Chemical formula for Calomel: Hg2Cl2
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∙ 13y ago
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Why mercury placed at the bottom of calomel electrode?
because calomel act as a reference electrode
What is the advantages of calomel electrode?
It cannot be used above 50 degree because the Hg2Cl2 breaks down,yielding an unstable readings. Mercurous chloride used in calomel electrode is a toxic substance
Where can you buy saturated calomel reference electrode?
(UK) ACM, scimed, Sentek
Is Standard Calomel Electrode can act as cathode?
SCE can act as both anode and cathode according to the nature of other electrode.
What is the relationship between empirical formula and formula unit?
A formula unit is an empirical formula.
What are the uses of calomel electrodes?
The calomel electrodes are usually used as the salt bridge.
Why mercury placed at the bottom of calomel electrode?
because calomel act as a reference electrode
How do you use calomel in a sentence?
Calomel is a colorless, white, or brown, tasteless compound most commonly used as an insecticide.
Is calomel ionic or covalent?
Calomel is mercury(I) chloride (mercurous chloride). It is ionic and contains the Hg22+ ion and the Cl- ion.
Where to purchase calomel?
black market
Where is Mercury found in earth?
Mercury is obtained from an ore called cinnabar or another called calomel. The places cinnabar and calomel can be mined in the world
Why calomel electrode dip into kcl solution after the use?
because that tip of the calomel electrode is made up of porous nature..If we keep it in environment, its get oxidised,,
What is electrode potential of calomel electrode?
246 mV
What is the advantages of calomel electrode?
It cannot be used above 50 degree because the Hg2Cl2 breaks down,yielding an unstable readings. Mercurous chloride used in calomel electrode is a toxic substance
What is the dis advantages of calomel electrode?
It cannot be used above 50 degree because the Hg2Cl2 breaks down,yielding an unstable readings. Mercurous chloride used in calomel electrode is a toxic substance
Where can you buy saturated calomel reference electrode?
(UK) ACM, scimed, Sentek
Describe the construction of calomel electrode?
It consists of tube in the bottom of which is a layer of mercury ,over which is placed a paste of Hg+HgCl2.The remaining portion of cell is filled with a solution of normal or decinormal or saturated solution of KCl. a platinum wire dipping into the mercury layer is used for making electrical contact. the side tube is used for electrode is formulated as;Hg,Hg2Cl2,KCl. the electrode can be coupled with the hydrogen electrode of unknown pH.
