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प्रश्न
Name a metal which is best conductor of electricity :
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उत्तर
Silver
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संबंधित प्रश्न
Give a reason for Alkali metals are good reducing agents.
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.
Fill in the blank
_______ is a soft metal.
Name a metal which is not malleable :
State two important uses of following metal:
Uses of aluminium
State two important uses of following metal
Uses of lead
Give the general characteristics of:
Alkali metals,
(i) bonding
(ii) action of air
(iii) action of water
(iv) action of acid
Take an element from an alkali metal and one from an alkaline earth metal and write an equation for their action with:
Oxygen
Take an element from an alkali metal and one from an alkaline earth metal and write an equation for their action with:
Sulphuric acid
What was Mendeleev's basis for the classification of elements?
What is it made from? Why?
Pots and pans
With reference to the following metals state their use in daily life metal:
copper
With reference to the following metals state their use in daily life metal:
iron
Name the following:
A metal used in packaging.
Match the columns.
| Group A | Group B |
| 1) Copper and Zinc | a) Brass |
| 2) Copper and Tin | b) Bronze |
| c) Stainless steel |
Compare the properties of metals and nonmetals. Give three examples for each.
Which one of the following four metals would be displaced from the solution of its salts by other three metals?
Which of the following is not a metal?
The metal can be cut with a knife ______.
Why do metals appear shiny?
