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प्रश्न
Name a metal that evolves a gas which burns with a pop sound when boiled with alkali solutions.
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उत्तर १
Aluminium
उत्तर २
Zinc (Zn)
संबंधित प्रश्न
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.
Name the metal hydroxides which are:
Sparingly soluble
In caustic soda solution
What do you observe when caustic soda solution is added to the following solution: first a little and then in excess : ZnSO4
What is the reaction of freshly precipitated aluminium hydroxide with caustic soda solution? Give equation.
Name a coloured metallic oxide which dissolves in alkalis to yield colourless solutions.
Fill in the blank.
The hydroxide which is soluble in excess of NaOH is _________ [Zn(OH)2 / Fe(OH)3 / Fe(OH)2].
Choose the correct answer from the options given below :
Metal + alkali → salt + _________
Choose the correct answer:
The metal oxide which can react with acid as well as alkali is:
Write balanced equations for a metal that evolves into a gas which burns with a pop sound when boiled with alkali solutions.
