Zusammenfassung der Ressource
Frage 1
Frage
Upon addition of excess ammonia a solution containing chromium turns what colour?
Frage 2
Frage
Which of these are the correct colours for the metal aqua ions listed?
Antworten
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Cu (II) - Blue Solution
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Fe (III) - Green Solution
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Cr (III) - Purple Solution
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Ni (II) - Blue Solution
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Mn (II) - Pale Pink Solution
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Zn (II) - White Solution
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Fe (II) - Green Solution
Frage 3
Frage
Which of the following transition metals display a change upon the further addition of hydroxide ions (assuming small amounts have already been added)?
Antworten
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Cu (II)
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Cr (III)
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Ni (II)
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Zn (II)
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Fe (II)
Frage 4
Frage
Copper (II) forms a deep blue solution upon addition of excess hydroxide ions.
Frage 5
Frage
Which of these is the correct change observed for the transition metal ion listed upon the addition of small amounts of hydroxide ions or ammonia?
Antworten
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Cu (II) - Blue ppt forms
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Fe (III) - Green ppt forms
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Fe (II) - Brown ppt forms
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Mn (II) - Pink ppt forms
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Zn (II) - White ppt redissolves to form colourless solution
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Cr (III) - Green ppt forms
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Ni (II) - Green ppt forms
Frage 6
Frage
Chromium is the only transition metal to display amphoteric behaviour?
Frage 7
Frage
Zn (II) will have how many ammonia groups bonded to it as a complex ion?
Frage 8
Frage
+6 is the most stable ion of Chromium.
Frage 9
Frage
Copper is the only transition metal for form +1 ions.
Frage 10
Frage
Cu (I) is unstable and will undergo disproportionation in solution.
Frage 11
Frage
Cu (I) compounds aren't coloured due to it having a full 3d subshell.
Frage 12
Frage
Cisplatin is what shape?
Antworten
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Tetrahedral
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Linear
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Square Planar
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Octahedral
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Trigonal Planar