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 Form 3 Nitrogen and Its Compounds Questions and Answers

(a) A few drops of freshly prepared iron (II) sulphate solution were added to potassium nitrate solution in a test-tube. Concentrated sulphuric (VI) acid was then carefully added to the mixture. State the observations that were made.
(b) Write an equation for the reaction that occurs when solid potassium
nitrate is strongly heated.

 (2m 15s)
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