What happens when-
(1)Silver article is kept in the open for few days.
(2)copper nitrate undergoes heating.
(3)Aluminium metal is added to dilute hydrochloric acid.
(4)Molten NACL is electrolysed.
(5)Iron sulphate reacts with zinc metal
Answers
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(1) Silver sulphide is formed on its surface (Ag2S)
(2) Copper oxide is formed with the release of nitrogen dioxide (CuO)
(3) Aluminum chloride is formed with the release of hydrogen gas ( AlCl3)
(4) Sodium and chlorine are separated
(5) Zinc displaces iron from its salt solution.( ZnNO3)
(2) Copper oxide is formed with the release of nitrogen dioxide (CuO)
(3) Aluminum chloride is formed with the release of hydrogen gas ( AlCl3)
(4) Sodium and chlorine are separated
(5) Zinc displaces iron from its salt solution.( ZnNO3)
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Answer:
Explanation:
(1) Silver sulphide is formed on its surface (Ag2S)
(2) Copper oxide is formed with the release of nitrogen dioxide (CuO)
(3) Aluminum chloride is formed with the release of hydrogen gas ( AlCl3)
(4) Sodium and chlorine are separated
(5) Zinc displaces iron from its salt solution.( ZnNO3)
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