What is an indicator electrode?
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Why is mercuric chloride added?
Why do we feel chilly in damp clothes ?
What is mole?
What is Liquation ?
Why is sometimes a succession of echoes heard ?
Differentiate between organic and inorganic chemistry?
What is hydrogenation of oils ?
Which is the hottest part of a flame ?
What is the limitation of cod?
pH is having unit?
What is positive testing in relation to chemistry? For example, the sentence reads "Sample solutions are solutions known to contain one of each of the following ions, silver ion, Ag+(aq), barium ion, Ba2+(aq), and iron (III) ion, Fe3+(aq). Testing solutions are the solutions containing a polyatomic ion that can react with one of the metal ions to give a positive test." I am then asked to define what a "positive test" is. I am currently a student who is pretty new to chemistry, please try and make your answer as simply as possible. Thanks for the help.
What is determining factor in the oxidation reduction reaction?