Hint | Answer | % Correct |
---|---|---|
[Cu(H2O)6]2+(aq) | Blue Solution | 92%
|
[Fe(H2O)6]2+(aq) | Green solution | 88%
|
[Fe(H2O)6]3+(aq) | Purple/yellow/brown solution | 85%
|
Colour litmus paper becomes whn dipped in OH- | Blue | 77%
|
Flame test colour of calcium ions Ca2+ | Brick red | 73%
|
Flame test colour of Barium ions, Ba2+ | Green | 65%
|
AgCl | White | 58%
|
Fe(H2O)3(OH)3(s) | Brown precipitate | 54%
|
Al(H2O)3(OH)3(s) | White precipitate | 42%
|
[Al(H2O)6]3+(aq) | Colourless solution | 38%
|
Colour of iodine crystals | Grey | 38%
|
Colour of [CuCl4]2–(aq) formed when HCl is added to [Cu(H2O)6]2+(aq) | Yellow solution | 35%
|
When an excess of ammonia is added to [Cu(H2O)6]2+(aq) what colour is the solution formed | Deep blue | 31%
|
Colour of Vanadium's different oxidation states, in the order V, VI, III, II | Yellow, Blue, Green, Purple | 15%
|
Colour change [Co(H2O)6]2+(aq) + 2NH3(aq) ▬►Co(H2O)4(OH)2(s)+2NH4+(aq) | Pink to Blue | 12%
|
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