WebJul 30, 2024 · Thus a precipitate is formed when sodium or potassium hydroxide solution is added to any solution containing transition metal cations. Fe(OH)2 Co(OH)2 Cu(OH)2 Al(OH)3 Cr(OH)3 Fe(OH)3 Green Blue pale blue white Green/grey brown in … WebWhich cation or cations may be present in a pale blue solution that turns deep blue and forms a white precipitate upon addition of \( 6 \mathrm{M} \mathrm{NH}_{3}(\mathrm{aq}) \) ? Show transcribed image text. Expert Answer. Who are the experts? Experts are tested by Chegg as specialists in their subject area. We reviewed their content and use ...

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WebCopper hydroxide is also called cupric hydroxide is a pale blue precipitate produced when sodium or potassium hydroxide is added in excess to a solution of a copper salt. Copper hydroxide is crystalline but inert … WebE Pale-blue precipitate; Q8: What color precipitate is formed when a few drops of aqueous ammonia are added to a salt or a solution containing the following? A F e 2 + cation. A White precipitate; B Pale-blue precipitate; C Yellow precipitate; D Pale-green precipitate; E Red-brown precipitate; movies hilton head island south carolina

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Procedure turn on stir plate slowly add ammonia until a pale blue precipitate forms add more ammonia until a deep blue solution forms add sulfuric acid until the pale blue precipitate reforms continue to add sulfuric acid until the original clear, pale blue solution reforms Safety Precautions The ammonia solution gives off ammonia gas vapor. WebAnswer. Part 1. When F e 2 + cations react with the hydroxide ion from dilute N a O H () a q, the following reaction occurs: F e () + 2 O H () F e ( O H) () 2 + – 2 a q a q s. The iron (II) hydroxide precipitate that is formed is pale green in color, and so the correct answer is option D, pale green. Part 2. WebThis pale blue precipitate dissolves in excess ammonium hydroxide giving an inky blue solution. What is the cation [positive ion] present in solution B? What is the probable colur of solution B. Solve Study Textbooks Guides. Join / Login. Question . movies hilton head island sc