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प्रश्न
Arrange the following metals in the increasing order of their reactivities:
Copper, Zinc, Aluminium, and Iron
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उत्तर
Among the following given metals, aluminum is most reactive and copper is least reactive in nature. The reactivity order of the given metals is Al>Zn>Fe>Cu.
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संबंधित प्रश्न
Why is sodium kept immersed in kerosene oil?
From amongst the metals sodium, calcium aluminium, copper and magnesium, name the metal:
(i) which reacts with water only on boiling, and
(ii) another which does not react even with steam.
What name is given to those metal oxides which show basic as well as acidic behaviour?
Name the metal which has been placed at the top of the reactivity series.
What will happen if a strip of copper is kept immersed in a solution of silver nitrate (AgNO3)?
An element X forms two oxides XO and XO2. The oxide XO is neutral but XO2 is acidic in nature. The element X is most likely to be:
(a) sulphur
(b) carbon
(c) calcium
(d) hydrogen
Zinc oxide is a metal oxide. Which of the following term best describes the nature of zinc oxide:
(a) an acidic oxide
(b) a basic oxide
(c) an amphoteric oxide
(d) a neutral oxide
Where does the metal aluminium, used in the thermit process, occurs in the reactivity series of metals?
Which property of metals is used for making bells and strings of musical instruments like Sitar and Violin?
Why is acidified water considered to be a good conductor of electricity?
