2418765
Beschreibung
Karteikarten von Stephen Cole, aktualisiert more than 1 year ago
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Erstellt von Stephen Cole
vor mehr als 9 Jahre
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| Frage | Antworten |
| Observation(s) when concentrated sodium hydroxide is added to chromium hydroxide? | Green solid dissolves to form a green solution |
| Observation(s) when cobalt(II) hexammine is left to stand in air? | Yellow solution darkens to a red-brown solution |
| Observation(s) when an excess of concentrated ammonia is added to aqueous copper ions? | Blue solution turns deep blue |
| Observation(s) when sodium is burned in air? | Yellow flame and white powder |
| Observation(s) when dilute sulphuric acid is added to chromium hydroxide? | Green solid dissolves to form a green solution |
| Colour of a solution of chromate(VI) ions? | Yellow |
| Observation when hydrogen peroxide is added to a solution containing hexahydroxochromium(III) ions? | Green solution turns yellow |
| Observation when dilute sulphuric acid is added to a solution containing chromate(VI) ions? | Yellow solution turns orange |
| Colour of a solution of dichromate(VI) ions? | Orange |
| Colour of a solution of chromium(II) ions? | Blue |
| Observation(s) when sodium carbonate is added to a solution containing aluminium ions? | White precipitate and effervescence |
| Colour of cobalt carbonate? | Mauve |
| Colour of copper carbonate? | Blue-green |
| Colour of iron carbonate? | Green |
| Colour of a solution containing chromium(III) hexammine ions? | Purple |
| Colour of a solution containing cobalt(II) hexammine ions? | Yellow |
| Observation(s) when magnesium is burned in air? | Bright white flame and white powder |
| Colour of a solution containing cobalt(III) hexammine ions? | Red-brown |
| Colour of cobalt(II) hydroxide? | Blue |
| Colour of copper(II) hydroxide? | Blue |
| Colour of iron(II) hydroxide? | Green |
| Colour of iron(III) hydroxide? | Brown |
| Colour of a solution containing chromium(III) ions? | Green |
| Colour of a solution containing cobalt(II) ions? | Pink |
| Colour of a solution containing copper(II) ions? | Blue |
| Colour of a solution containing iron(II) ions? | Pale green |
| Colour of a solution containing iron(III) ions? | Yellow |
| Observation(s) when concentrated hydrochloric acid is added to a solution containing copper ions? | Blue solution turns green |
| Observation(s) when concentrated hydrochloric acid is added to a solution containing cobalt(II) ions? | Pink solution turns blue |
| Observation(s) when iron(II) hydroxide is left to stand in air? | Green solid darkens and turns orange around the top |
| Observation(s) when cobalt(II) hydroxide is left to stand in air? | Blue solid turns beige |
| Observation(s) when a solution containing chromium(II) ions is exposed to air? | Blue solution turns green |
| Observation(s) when ammonia is added to a solution containing iron(II) ions? | Green precipitate |
| Observation(s) when ammonia is added to a solution containing iron(III) ions? | Brown precipitate |
| Observation(s) when sodium carbonate is added to a solution containing chromium(III) ions? | Green precipitate and effervescence |
| Observation when sodium carbonate is added to a solution containing cobalt(II) ions? | Mauve precipitate |
| Observation(s) when magnesium is reacted with steam? | White precipitate and effervescence |
| Observation(s) when sodium carbonate is added to a solution containing copper ions? | Blue-green precipitate |
| Observation(s) when sodium carbonate is added to a solution containing iron(III) ions? | Brown precipitate and effervescence |
| Observation(s) when sodium hydroxide is added dropwise to a solution containing chromium(III) ions? | Green precipitate |
| Observation(s) when sodium hydroxide is added to a solution containing cobalt(II) ions? | Blue precipitate |
| Observation(s) when ammonia is added dropwise to a solution containing copper ions? | Blue precipitate |
| Observation(s) when sodium hydroxide is added to a solution containing copper ions? | Blue precipitate |
| Observation(s) when excess ammonia is added to copper(II) hydroxide? | Blue solid dissolves to form a deep blue solution |
| Observation when sodium carbonate is added to a solution containing iron(II) ions? | Green precipitate |
| Observation when sodium hydroxide is added to a solution containing dichromate(VI) ions? | Orange solution turns yellow |
| Observation when sodium hydroxide is added to a solution containing iron(II) ions? | Green |
| Observation when sodium hydroxide is added to a solution containing iron(III) ions? | Brown precipitate |
| Observation(s) when zinc and concentrated hydrochloric acid are added to a solution containing dichromate(VI) ions? | Orange solution turns green; slight effervescence due to hydrogen by-product |
| Observation(s) when sulphuric acid is added to cobalt(II) hydroxide? | Blue solid dissolves to form a pink solution |
| Observation(s) when sulphuric acid is added to a solution containing copper(II) hydroxide? | Blue solid dissolves to form a blue solution |
| Observation(s) when sulphuric acid is added to iron(II) hydroxide? | Green solid dissolves to form a green solution |
| Observation(s) when sulphuric acid is added to iron(III) hydroxide? | Brown solid dissolves to form a yellow solution |
| Observation(s) when ammonia is added dropwise to a solution containing chromium(III) ions? | Green precipitate |
| Observation(s) when excess ammonia is added to chromium(III) hydroxide? | Green solid dissolves to form a purple solution |
| Observation(s) when ammonia is added dropwise to a solution containing copper ions? | Blue precipitate |
| Observation(s) when white phosphorus is burned in air? | White smoke and white solid |
| Observation(s) when ammonia is added dropwise to a solution containing cobalt(II) ions? | Blue precipitate |
| Observation(s) when excess ammonia is added to cobalt(II) hydroxide? | Blue solid dissolves to form a yellow-brown solution |
| Observation when sulphuric acid is added to aluminium hydroxide? | White solid dissolves to form a colourless solution |
| Observation(s) when concentrated sodium hydroxide is added to aluminium hydroxide? | White solid dissolves to form a colourless solution |
| Observation(s) when magnesium is added to cold water? | Sparingly soluble white precipitate and very slow bubbling |
| Observation(s) when sodium is added to cold water? | Vigorous reaction with effervescence |
| Observation(s) when aluminium is burned in air? | Bright white flame and white powder |
| Observation(s) when sodium hydroxide is added dropwise to a solution containing aluminium ions? | White precipitate |
| Observation(s) when sulphur is burned in air? | Blue flame |
| Colour of chromium(III) hydroxide? | Green |
| Colour of aluminium hydroxide? | White |
| Colour of a solution containing aluminium ions? | Colourless |
| Observation(s) when ammonia is added to a solution containing aluminium ions? | White precipitate |
| Colour of a solution of manganese(II) ions? | Pale pink |
| Colour of a solution of manganate(VII) ions? | Purple |
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