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प्रश्न
Choose the correct answer:
The metal oxide which can react with acid as well as alkali is:
पर्याय
Silver oxide.
Copper (II) oxide.
Aluminium oxide
Calcium oxide
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उत्तर
C ( Aluminium oxide)
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संबंधित प्रश्न
A compound X (having 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: \[\ce{C2H5OH + X ->[Z] Y + H2O}\]
- Identify Y and Z.
- Write the structural formula of X.
- Name the above reaction.
Name the metal hydroxides which are:
Sparingly soluble
In caustic soda solution
Name the metal hydroxides which are :
(a) Insoluble (b) Soluble in
(i) Caustic soda solution (ii) Ammonium hydroxide solution.
What do you observe when caustic soda solution is added to the following solution: first a little and then in excess : CuSO4
Give two examples of amphoteric hydroxides.
Name: A strong alkali
Fill in the blank.
To distinguish soluble salts of zinc and lead ______ [NaOH / NH4OH]can be used.
One chemical test that would enable you to distinguish between the following pair of chemicals. Describe what happens with each chemical or state 'no visible reaction'.
Calcium nitrate solution and zinc nitrate solution.
Why the alkali is added drop by drop to the salt solution?
Write balanced equations for a metal that evolves a gas which burns with a pop sound when boiled with alkali solutions.
