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प्रश्न
Why are bells made of metals?
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उत्तर
Metals have sonorous property. Ringing sound produce by metals is known as sonorous. So, the bells are made of metals.
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संबंधित प्रश्न
Name an alloy of lead and tin.
Fill in the blank
_______ is a soft metal.
Write ‘true’ or ‘false’ for the following statement :
Silver is used to make electric cables.
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
What was Mendeleev's basis for the classification of elements?
Name the following:
The chemical compound responsible for the green deposit on the surface of articles of copper.
Match the columns.
| Group A | Group B |
| 1) Copper and Zinc | a) Brass |
| 2) Copper and Tin | b) Bronze |
| c) Stainless steel |
The most abundant metal in the earth’s crust is ____________.
Which one of the following metals do not react with cold as well as hot water?
