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प्रश्न
Write balanced equation for a metal that evolves a gas which burns with a pop sound when boiled with alkali solutions.
उत्तर
\[\ce{2Al + \underset{Hot and conc.}{2NaOH} + 2H2O -> \underset{(colourless)}{\underset{Sodium meta aluminate}{2NaAlO2}} + 3H2}\]
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संबंधित प्रश्न
Choose the most appropriate answer from the following list of oxides which fit the description.
[SO2, SiO2, Al2O3, MgO, CO, Na2O]
A basic oxide.
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2) Write the structural formula of X.
3) Name the above reaction.
Name a metallic oxide soluble in excess of caustic soda solution.
Name a weak alkali.
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Name two bases which are not alkalis but dissolves in strong alkalis.
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Name a coloured metallic oxide which dissolves in alkalis to yield colourless solutions.
Fill in the blank.
The substance/s which react with hot conc. NaOH solution and undergoes a neutralization reaction ______ [Al2O3 / Al / Al(OH)3]
What do you see when sodium hydroxide solution is added to zinc sulphate solution, till it is in excess?
