हिंदी
सी.आई.एस.सी.ई.आईसीएसई ICSE Class 7

Name a Metal Which is Not Malleable :

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प्रश्न

Name a metal which is not malleable : 

एक शब्द/वाक्यांश उत्तर
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उत्तर

Zinc

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अध्याय 6: Metals and Non-metals - Additional questions 2

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एस पी सिंग Concise Chemistry [English] Class 7 ICSE
अध्याय 6 Metals and Non-metals
Additional questions 2 | Q 2.4

संबंधित प्रश्न

The alloy in which one of the metals is mercury is called an ______.


Explain how, a reduction reaction of aluminium can be used for welding cracked machine parts of iron. Write a chemical equation for the reaction involved.


For the reduction of a metal oxide, suggest a reducing agent other than carbon.


Mention two uses of the following metals and non-metals  

Gold 


Write ‘true’ or ‘false’ for the following statement. 

Iodine acts as an antiseptic in the form of a tincture of iodine. 


Fill in the blank spaces by choosing the correct words from the given list.
List: amalgam, chlorine, gallium, sodium chloride, silver chloride  

Salt of silver, such as ________ is used for making photographic films.


Statements given below are incorrect. Write the correct statements : 

Zinc is used for making power transmission wires.  


State the position of the following in the periodic table:

Aluminium


Write name.

The nonmetal having electrical conductivity.


Which is the non-ionic compound in the compounds given below.
AgNO3 + Nacl → AgCl + NaNO3


 Match the alloys given in column I to the uses given in column II : 

Column I Column II
(i) Duralumin  A. Electrical fuse
(ii) Solder B. Surgical instruments 
(iii) Brass  C. Aircraft body 
(iv) Stainless Steel   D. Decorative articles

 


With reference to the following metals state their use in daily life metal:

Aluminium


State why telegraph poles are painted with aluminium paint.


Match the columns.

Group A Group B
1) Copper and Zinc a) Brass
2) Copper and Tin b) Bronze
  c) Stainless steel

The metal which is liquid at room temperature is ______.


An element which is always lustrous, malleable and ductile is ______.


The electronic configurations of three elements X, Y and Z are X – 2, 8; Y – 2, 8, 7 and Z – 2, 8, 2. Which of the following is correct?


Which of the following is not a metal?


The metals which are found in both free state as well as combined state are ______.


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