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सी.आई.एस.सी.ई.आईसीएसई ICSE Class 7

With Reference to the Following Metals State Their Use in Daily Life Metal: Lead - Chemistry

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प्रश्न

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

Lead

एक पंक्ति में उत्तर
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उत्तर

Lead:

  1. Flexible pipes as it is malleable and reactant to corrosion.
  2. Bullets as it has high specific gravity and also is moulded into castings.
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अध्याय 6: Metals and Non-metals - Exercise

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संबंधित प्रश्न

Fill in the following blank with suitable word:

Brass is an alloy of copper and .........


Fill in the following blank with suitable word:

The electrical conductivity and melting point of an alloy is ........... than that of pure metals.


Statements given below are incorrect. Write the correct statements : 

Zinc is used for making power transmission wires.  


Name a metal which is not malleable : 


State two important uses of following metal 

Uses of tin  


State the position of the following in the periodic table:

Aluminium


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

Water.


Write name.

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


State why telegraph poles are painted with aluminium paint.


Compare the properties of metals and nonmetals. Give three examples for each.


Assertion: Mercury is solid in room temperature.

Reason: Mercury is a non-metal.


What is ductility?


The most abundant element in the universe is ____________.


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?


Which one of the following four metals would be displaced from the solution of its salts by other three metals?


Which of the following metals can displace the other two metals from their salt solutions?


In the following figure, you find that the bulb glows when an iron nail is placed between two ends of wire. Complete the following sentences on the basis of this fact.

  1. ______  is a metal.
  2. Metals are good ______ of electricity. 

Why do metals appear shiny?


Compare the conductivity of metals and non–metals.


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