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सी.आई.एस.सी.ई.आयसीएसई ICSE Class 7

State Two Important Uses of Following Metal Uses of Tin - Chemistry

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प्रश्न

State two important uses of following metal 

Uses of tin  

एका वाक्यात उत्तर
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उत्तर

Uses of tin :

  • It is used for tinning food cans and the cooking vessels made from copper or iron.
  • It is used for making alloys, such as brass and bronze.
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पाठ 6: Metals and Non-metals - Additional questions 2

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सेलिना Concise Chemistry [English] Class 7 ICSE
पाठ 6 Metals and Non-metals
Additional questions 2 | Q 3.05

संबंधित प्रश्‍न

What happens when Iron nails are placed in copper sulphate solution?

Write word equations of the reactions involved.


Name two alloys of iron. What elements are present in these alloys?


Mention two uses of the following metals and non-metals 

Iodine    


Give two uses of Germanium  


Take an element from an alkali metal and one from an alkaline earth metal and write an equation  for their action with:

Hydrochloric acid,


Take an element from an alkali metal and one from an alkaline earth metal and write an equation for their action with:

Oxygen


Write name.

The oxide that forms salt and water by reacting with both acid and base.


Write name.

The device used for grinding an ore.


What is it made from? Why?

Pots and pans


Name the following:

A halogen which is a solid at room temperature.


Write the name.

Two highly reactive metals-


Electronic configuration of metal A is 2,8,1. Electronic configuration of metal B is 2,8,8,2. Which of the above metals is more reactive? Explain with reason.


Generally, metals are solid in nature. Which one of the following metals is found in a liquid state at room temperature?


Which of the following property is generally not shown by metals?


The ability of metals to be drawn into thin wire is known as


Name one metal and one non-metal that exist in liquid state at room temperature. Also name two metals having melting point less than 310 K (37°C)


Give an example of a metal which

  1. is liquid at room temperature.
  2. is the best conductor of heat.

Which of the following is not a metal?


Match the following

i. Silica a. Caustic potash
ii. Potassium hydroxide b. Sand
iii. Sodium hydroxide c. Calamine
iv. Zinc carbonate d. Caustic soda

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


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