chemical formula of sodium thiosulphate by Criss cross method
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Answer :
on arranging them lowest to highest = Na2S2O3
The Oxygen has got 3 because it had 1 valency of sodium and 2 of sulphur . When combined ( 1 + 2 ) =3 .
What you need to know ?
Criss cross method is basically a method of finding a chemical formula.
How to carry out the method of Criss cross ?
First step is to write the symbols and valencies.
Apply Criss cross method as shown in above attachment.
The sodium thiosulphate is composed of sodium and thiosulfate ions in a 2:1 ratio.
Toxicity of sodium thiosulphate:
Contains low order for toxicity.
Reactivity :
Sodium thiosulphate reacts with dilute acid to produce sulphur dioxide, sulphur and water.
Uses :
Medical , photography (making film)
Formula for thiosulphate is Na2S2O3
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Answer:
It is also called sodium hyposulfite or 'hypo'. Formula and structure: The chemical formula of sodium thiosulfate is Na2S2O3 and its molar mass is 158.11 g/mol.
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