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प्रश्न
What is meant by the reactivity series of metals? Arrange the following metals in an increasing order of their reactivities towards water:
Zinc, Iron, Magnesium, Sodium
उत्तर
The arrangement of metals in a vertical column in the order of their decreasing reactivity is called the reactivity series of metals.
The increasing order of these metals according to their reactivity with water is:
Iron < Zinc < Magnesium < Sodium
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संबंधित प्रश्न
Name the metal which has been placed just below copper in the reactivity series.
Write equation for the reaction of sodium with oxygen.
Complete and balance the following equation:
With the help of examples, describe how metal oxides differ from non-metal oxides.
What happens when calcium reacts with chlorine? Write an equation for the reaction which takes place
Describe the reaction of potassium with water. Write the equation of the reaction involved.
Give one example, with equation, of the displacement of hydrogen by a metal from an acid.
The elements whose oxides can turn litmus solution blue are:
(a) carbon and sulphur
(b) sodium and carbon
(c) potassium and magnesium
(d) magnesium and sulphur
A metal less reactive and another metal more reactive than hydrogen are:
(a) aluminium and lead
(b) iron and magnesium
(c) copper and tin
(d) copper and mercury
If A, B, C, D, E, F, G, H, I, J and K represent metals in the decreasing order of their reactivity, which one of them is most likely to occur in a free state in nature?
