हिंदी

Name the Metal Which Has Been Placed Just Below Copper in the Reactivity Series.

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प्रश्न

Name the metal which has been placed just below copper in the reactivity series.

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उत्तर

Mercury is the metal that has been placed just below copper in the reactivity series.

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अध्याय 3: Metals and Non-metals - Exercise 1 [पृष्ठ १३२]

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लखमीर सिंग Chemistry [English] Class 10
अध्याय 3 Metals and Non-metals
Exercise 1 | Q 16.3 | पृष्ठ १३२

संबंधित प्रश्न

A solution of CuSO4 in water is .................... in colour.
(a) Pink
(b) Blue
(c) Colourless
(d) Green


Iron is
(a) More reactive than zinc
(b) More reactive than aluminium
(c) Less reactive than copper
(d) Less reactive than aluminium


Why is sodium kept immersed in kerosene oil?


Give reasons why copper is used to make hot water tanks and not steel (an alloy of iron).


The solution of Aluminium sulphate in water is .....................

(a) Green

(b) Colourless

(c) Pink

(d) Blue


Name two metals which form amphoteric oxides.


Write equation for the reaction of sodium with oxygen.


Give reason for the following:
Blue colour of copper sulphate solution is destroyed when iron filings are added to it.


With the help of examples, describe how metal oxides differ from non-metal oxides.


Which of the following elements would yield an acidic oxide.

Na, S, C, K, H


Which of the following elements would yield a neutral oxide?

Na, S, C, K, H


What type of oxides are formed when non-metals react with oxygen? Explain with an example.


Arrange the following metals in order of their chemical reactivity, placing the most reactive metal first:
Magnesium, Copper, Iron, Sodium, Zinc, Lead, Calcium.


A copper plate was dipped in AgNO3 solution. After certain time, silver from the solution was deposited on the copper plate. State the reason why it happened. Give the chemical equation of the reaction involved.


Write the equation for the reaction of Aluminium with dilute hydrochloric acid.

Name the products formed. Also indicate the physical states of all the substances involved.


The elements whose oxides can turn litmus solution red are:
(a) lithium and sodium
(b) copper and potassium
(c) carbon and hydrogen
(d) phosphorus 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


Name a metal which does not react with cold as well as hot water but reacts with steam.


Choose the correct alternative and rewrite the following:

Which of the following is lue in colour?


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