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प्रश्न
With reference to the following metals state their use in daily life metal:
Silver
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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.
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संबंधित प्रश्न
Fill in the blank
A metal that gives dazzling effect to crackers when they explode is ______
Fill in the blank spaces by choosing the correct words from the given list.
List: amalgam, chlorine, gallium, sodium chloride, silver chloride
Salt of silver, such as ________ is used for making photographic films.
Fill in the blank spaces by choosing the correct words from the given list.
List: amalgam, chlorine, gallium, sodium chloride, silver chloride
A solution of a metal in mercury is called ________
Tick (√) the most appropriate answer.
Graphite is used :
Name a metal which is not malleable :
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 device used for grinding an ore.
Molecular formula of the chloride of an element X is XCl. This compound is a solid having high melting point. Write name of any element present in the same group as X
Which is the non-ionic compound in the compounds given below.
AgNO3 + Nacl → AgCl + NaNO3
Give a reason why iron objects rust easily but the iron pillar at Qutab Minar has not rusted over the years.
Name the following:
A halogen which is a solid at room temperature.
Complete the following flowchart.
An element which is always lustrous, malleable and ductile is ______.
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
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.
- ______ is a metal.
- Metals are good ______ of electricity.
Which metal has the highest ductility?
Which metals are not solid at room temperature?
Compare the conductivity of metals and non–metals.
