Advertisements
Advertisements
प्रश्न
With reference to the following metals state their use in daily life metal:
Silver
उत्तर
Silver:
- For making Jewellery.
- As is conducts more electricity and heat than any other metal which makes it a prime source of use in electronics.
APPEARS IN
संबंधित प्रश्न
Write the name and formulae of a metal hydride.
Which property of graphite is utilised in making electrodes?
What is an alloy? Give two examples of alloys.
Mention two uses of the following metals and non-metals
Iodine
Write ‘True’ or ‘False’ in front of following statement.
Magnesium is used in making light weight alloys of aluminium.
State two important uses of following metals:
Uses of iron
State the position of the following in the periodic table:
Iron and zinc
Take an element from an alkali metal and one from an alkaline earth metal and write an equation for their action with:
Water.
Write scientific reason.
Anodes need to be replaced from time to time during the electrolysis of alumina.
What was Mendeleev's basis for the classification of elements?
What is it made from? Why?
Ornaments
When a copper coin is dipped in the solution of silver nitrate, it shows a lustre on its surface. Explain this process with the help of a chemical equation.
Why are bells made of metals?
Which of the following two combinations are correct?
| Metal | Gas Evolved | |
| (i) | Copper | Yes |
| (ii) | Iron | Yes |
| (iii) | Magnesium | No |
| (iv) | Zinc | Yes |
The ability of metals to be drawn into thin wire is known as
Why are bells made of metals?
The typical shine of metals is called ______.
Metals have high melting points.
Compare the conductivity of metals and non–metals.
