हिंदी

State two important uses of following metal Uses of copper - Geography

Advertisements
Advertisements

प्रश्न

State two important uses of following metal 

Uses of copper  

State two uses of copper.

टिप्पणी लिखिए

उत्तर १

 Uses of copper:

  • It is used for making electric transmission wires.
  • It is used for making utensils.
shaalaa.com

उत्तर २

Two uses of copper are:

  1. Because of its excellent electrical conductivity, ductility, and malleability, it is commonly utilised in producing electric lines and equipment.
  2. It's used in the automotive and defence industries.
  3. Stainless steel, created by alloying it with iron and nickel, is commonly used in the production of cutlery and other products.
shaalaa.com
  क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
अध्याय 6: Metals and Non-metals - Additional questions 2

APPEARS IN

सेलिना Concise Chemistry [English] Class 7 ICSE
अध्याय 6 Metals and Non-metals
Additional questions 2 | Q 3.03
मॉर्निंग स्टार Total Geography [English] Class 10
अध्याय 11 Mineral Resources
EXERCISES | Q II. 3 (a) b | पृष्ठ १३३

संबंधित प्रश्न

State one use of  Iron.


State one use of Gold.


What is a thermite reaction? Explain with the help of an equation. State one use of this reaction.


How are the properties of an alloy different from those of the constitutent elements?


Mention two uses of the following metals and non-metals  

Gold 


Give two uses of Germanium  


Fill in the blank 

_______ is a soft metal. 


A metal which is neither ductile nor malleable is


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

A solution of a metal in mercury is called ________


Write ‘True’ or ‘False’ in front of following statement.  

Brass is an alloy of copper and zinc and has lustrous yellow colour. 


State two important uses of following metals: 

Uses of iron   


State the position of the following in the periodic table:

Alkali metals


Write scientific reason.

Generally the ionic compounds have high melting points.


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


What is it made from? Why?

Electric cables


Name the following:

A metal used in flexible pipes.


On heating which of the following substances i.e. copper carbonate, zinc carbonate, washing soda, copper sulphate, zinc nitrate, copper nitrate, lead nitrate, ammonium chloride and ammonium dichromate – relate to the reaction given below.

An amorphous substance which turns from pale green to black on strong heating evolving a colourless, acidic gas as the only gaseous product.


Aluminium: _______: gold : : electric insulator


Complete the following flowchart.


Name two major non-metals which are present in fertilisers and enhance the growth of plants.


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×