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Complex ion colours

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asabir95's version from 2017-06-03 16:28

Section 1

Question Answer
Colour of [Cu(H2O)6]2+Blue Solution
Colour of [Co(H2O)6]2+Pink Solution
Colour of [Fe(H2O)6]2+Green Solution
Colour of [Al(H2O)6]3+Colourless Solution
Colour of [Cr(H2O)6]3+Dark Green Solution
Colour of [Fe(H2O)6]3+Brown Solution
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Colour of (Cr(H20)6) 2+: Blue Solution

Section 2

Question Answer
Colour of [Cu(H2O)4(OH)2]Pale Blue Precipitate
Colour of [Co(H2O)4(OH)2]Blue Precipitate
Colour of [Fe(H2O)4(OH)2]Pale Green Precipitate
Colour of [Al(H2O)3(OH)3]White Precipitate
Colour of [Cr(H2O)3(OH)3]Dark Green Precipitate
Colour of [Fe(H2O)3(OH)3]Brown Precipitate
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Section 3

Question Answer
Colour of [Cu(H20)2(NH3)4]2+Deep Blue Solution
Colour of [Co(NH3)6]2+Straw Coloured Solution
Colour of [Cr(NH3)6]3+Purple Solution
Colour of [Co(NH3)6]3+Brown Solution
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Section 4

Question Answer
Colour of [Al(OH)6]3-Colourless Solution
Colour of [Cr(OH)6]3-Dark Green Solution
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Section 5

Question Answer
Colour of CuCO3blue green Precipitate
Colour of CoCO3Purple Precipitate
Colour of FeCO3green Precipitate
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Section 6

Question Answer
Colour of [Co(CI4)2-Blue solution
Colour of [Cu(CI4)2-yellow solution
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Section 7

Mno2: black solid
Question Answer
Colour of CuIwhite precipitate
Colour of CrO4 2-yellow
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Section 8

Question Answer
Colour of VO2 + OXIDATION NUMBER 5YELLOW
Colour of VO 2+ OXIDATION NUMBER 4BLUE
Colour of V 3+ OXIDATION NUMBER 3GREEN
Colour of V 2+ OXIDATION NUMBER 2VIOLET
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Section 9

Question Answer
Reaction Of Sodium With Waterextremely vigorous, Na floats on water and fizzes.
Reaction of Sodium with O2 flame colourYellow flame White
Reaction of Magnesium with O2 flame colourWhite flame
Sulfur +O2 flameblue flame
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