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प्रश्न
Name another metal oxide which behaves like aluminium oxide.
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उत्तर
Zinc oxide is another metal oxide that behaves like aluminium oxide.
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संबंधित प्रश्न
Name the following:
Metals which forms an amphoteric oxide.
Why is sodium kept immersed in kerosene oil?
State whether the following statement is true or false:
Non-metals react with dilute acids to produce a gas which burns with a 'pop' sound.
Name the metal which has been placed at the bottom of the reactivity series.
Name the metal which has been placed just below copper in the reactivity series.
Write equation for the reaction of sodium with oxygen.
What is the nature of the oxide Na2O? What happens when it is dissolved in water? Write the chemical equation of the reaction involved.
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.
You are given samples of three metals − sodium, magnesium and copper. Suggest any two activities to arrange them in order of their decreasing reactivities.
Write the equation for the reaction of Iron with dilute hydrochloric acid.
Name the products formed. Also indicate the physical states of all the substances involved.
Hydrogen is not a metal but still it has been assigned a place in the reactivity series of metals. Why?
The elements whose oxides can turn phenolphthalein solution pink are:
(a) Na and K
(b) K and C
(c) Na and S
(d) K and P
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
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
State and explain the reaction, if any, of the following metals with a solution of copper sulphate:
(a) Gold
(b) Copper
(c) Zinc
(d) Mercury
CuSO4(aq) + Fe(s) → FeSO4(aq) + Cu(s)
FeSO4(aq) + Zn(s) → ZnSO4(aq) + Fe(s)
On the basis of the above reactions, indicate which is most reactive and which is least reactive metal out of zinc, copper and iron.
Choose the correct alternative and rewrite the following:
Which of the following is lue in colour?
Which one among the following is an acidic oxide?
Find the odd one out:
