Saved Bookmarks
| 1. |
Plzzz upload practical question for all subject. 2 दिन mai upload kar digiyavna plzzz... |
| Answer» Of chemistry chemical reaction and equations1.you you want to study a decomposition reaction by taking ferrous sulphate crystal is a boiling tube list two precautions you would follow while doing this experiment.2. All keeping Iron nails in blue colour copper sulphate solution it is observed that the colour of the solution turns light green after some time give reasons for this colour change name the type of this reaction.3 student LED aluminium pieces in ferrous sulphate solution taken in a test you write down the colour change she observed in solution.4. Sarthak took to test tubes A and B containing pale green and blue solutions respectively write down the name of respective solutions taken in test tube a and b.5. Solution of ferrous sulphate zinc sulphate copper sulphate and Aluminium Sulphate were separatly taken in 4th test tubes and some iron nails were placed in each of the solution . what will you observe after few seconds. | |