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Which of the Following Elements Would Yield a Neutral Oxide? Na, S, C, K, H - Science

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प्रश्न

Which of the following elements would yield a neutral oxide?

Na, S, C, K, H

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उत्तर

H would yield neutral oxides.

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  क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
अध्याय 3: Metals and Non-metals - Exercise 1 [पृष्ठ १३३]

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लखमीर सिंग Chemistry (Science) [English] Class 10
अध्याय 3 Metals and Non-metals
Exercise 1 | Q 38.4 | पृष्ठ १३३

संबंधित प्रश्न

Metal A has electronic configuration (2, 8, 1) and metal B has (2, 8, 8, 2). Which is more reactive? Why? Identify these metals.


_________ solution is blue in colour.
(a) CuSO4
(b) FeSO4
(c) ZnSO4
(d) Al2(SO4)3


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


What will happen if a strip of zinc is immersed in a solution of copper sulphate?


How would you show that silver is chemically less reactive than copper?


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


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 type of oxides are formed when metals combine with oxygen? Explain with the help of an example.


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.


Name two metals which cannot displace hydrogen from dilute acids.


You are given samples of three metals − sodium, magnesium and copper. Suggest any two activities to arrange them in order of their decreasing reactivities.


Which non-metal has been placed in the reactivity series of metals?


Out of aluminium, copper, calcium and tin, the most reactive metal is:
(a) aluminium
(b) copper
(c) tin
(d) calcium


The least reactive metal among the following is:
(a) sodium
(b) silver
(c) copper
(d) lead


The metals which can produce amphoteric oxides are:
(a) sodium and aluminium
(b) zinc and potassium
(c) calcium and sodium
(d) aluminium and zinc


In a solution of lead acetate, a strip of metal M was dipped. After some time, lead from the solution was deposited on the metal strip. Which metal is more reactive, M or lead?


When calcium metal is added to water, the gas evolved does not catch fire but the same gas evolved on adding sodium metal to water catches fire. Why is it so?


Choose the correct alternative and rewrite the following:

Reaction of iron nails whith copper sulphate solution is an example of _____________________


Rewrite the following statement by selecting the correct option.
A solution of Al2(SO4)3 in water is _____________.


Metals are generally hard. Which of the following metals is an exception and can be cut with a knife?


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