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प्रश्न
Write the chemical equation for the following reaction:
Manganese dioxide is heated with aluminum powder.
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उत्तर
\[\ce{\underset{\text{Manganse dioxide}}{3MnO2}+\underset{\text{Aluminium}}{4Al}->\underset{\text{Mangenese metal}}{2Al2O3}+\underset{\text{Aluminium oxide}}{Heat}}\]
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संबंधित प्रश्न
The solution of Aluminium sulphate in water is .....................
(a) Green
(b) Colourless
(c) Pink
(d) Blue
Why are metals called electropositive elements whereas non-metals are called electronegative elements?
Which of the following elements would yield a basic oxide.
Na, S, C, K, H
Arrange the following metals in order of their chemical reactivity, placing the most reactive metal first:
Magnesium, Copper, Iron, Sodium, Zinc, Lead, Calcium.
What happens when a rod of zinc metal is dipped into a solution of copper sulphate? Give chemical equation of the reaction involved.
What is the action of water on sodium ? Write equation of the chemical reaction involved.
Name one metal which displaces copper from copper sulphate solution and one which does not.
Name a metal which does not react with cold as well as hot water but reacts with steam.
Rewrite the following statement by selecting the correct option.
A solution of Al2(SO4)3 in water is _____________.
Find the odd one out:
