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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
When a metallic oxide is dissolved in water, the solution formed has a high concentration of ____________ ions (H+, h3O+, OH-)
Choose the most appropriate answer from the following list of oxides which fit the description
[SO2, SiO2, Al2O3, MgO, CO, Na2O]
An oxide which dissolves in water forming an acid
State one relevant observation for the following.
Lead nitrate solution is treated with sodium hydroxide solution dropwise till it is excess.
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 two colourless metal ions.
Name a metal that evolves a gas which burns with a pop sound when boiled with alkali solutions.
What do you observe when freshly precipitated aluminium hydroxide reacts with caustic soda solution? Give balanced equation.
Give two examples of amphoteric hydroxides.
Fill in the blank.
To distinguish soluble salts of zinc and lead ______ [NaOH / NH4OH]can be used.
Write the equation for the following reaction :
Zinc oxide is treated with sodium hydroxide solution.
