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प्रश्न
Name two coloured metal ions.
उत्तर १
Fe2+, Mn2+
उत्तर २
Cupric (Blue) [Cu2+], Ferric (Yellow) [Fe3+]
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संबंधित प्रश्न
Name
a metallic hydroxide soluble in excess of NH4OH.
What do you observe when freshly precipitated aluminium hydroxide reacts with caustic soda solution? Give balanced equation.
Name the metal hydroxides which are soluble in caustic soda solution.
Give two examples of amphoteric hydroxides.
Name: A weak alkali.
Name: Two coloured ions
Write the equation for the following reaction :
Zinc oxide is treated with sodium hydroxide solution.
Write balanced equation for a metal that evolves a gas which burns with a pop sound when boiled with alkali solution.
Write balanced equations for a metal that evolves a gas which burns with a pop sound when boiled with alkali solutions.
Write balanced equations for a metal that evolves a gas which burns with a pop sound when boiled with alkali solutions.
