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प्रश्न
Name two colourless metal ions.
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उत्तर १
Na+, Ca2+
उत्तर २
Potassium ion (K+), Sodium ion (Na+)
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संबंधित प्रश्न
A compound X (having the vinegar-like smell) when treated with ethanol in the presence of the acid Z, gives a compound Y which has a fruity smell.
The reaction is:
1) Identify Y and Z.
2) Write the structural formula of X.
3) Name the above reaction.
Name
a metallic hydroxide soluble in excess of NH4OH.
Name two coloured metal ions.
Name a metal that evolves a gas which burns with a pop sound when boiled with alkali solutions.
What is the reaction of freshly precipitated aluminium hydroxide with caustic soda solution? Give equation.
Give two examples of amphoteric hydroxides.
Name: A weak alkali.
Name a coloured metallic oxide which dissolves in alkalis to yield colourless solutions.
Name the chloride of a metal which is soluble in excess of ammonium hydroxide.
Write balanced equations for a metal that evolves into a gas which burns with a pop sound when boiled with alkali solutions.
