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प्रश्न
With reference to the following metals state their use in daily life metal:
Aluminium
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उत्तर
Aluminium:
- Making utensils as a metal, it is easily moulded in utensils.
- In paints – Aluminium powder is mixed with linseed oil as it is anti-corrosive in nature.
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संबंधित प्रश्न
Write the name and formula of a metal hydride.
State one use of the following metal:
Aluminium
Which of the following alloys contains mercury as one of the constituents?
Mention two uses of the following metals and non-metals
Aluminium
Mention two uses of the following metals and non-metals
Iodine
Write ‘true’ or ‘false’ for the following statement.
Iodine acts as an antiseptic in the form of a tincture of iodine.
Name a metal which is not malleable :
State the position of the following in the periodic table:
Alkaline earth metals
Write name.
The device used for grinding an ore.
Write scientific reason.
Sodium is always kept in kerosene.
The electronic configuration of metal ‘A’ is 2,8,1 and that of metal ‘B’ is 2,8,2. Which of the two metals is more reactive? Write their reaction with dilute hydrochloric acid.
Give reasons for the following:
Most metals conduct electricity well.
With reference to the following metal state its use in daily life:
Magnesium
With reference to the following metals state their use in daily life metal:
Lead
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.
Assertion: Mercury is solid in room temperature.
Reason: Mercury is a non-metal.
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.
- ______ is a metal.
- Metals are good ______ of electricity.
The metals which are found in both free state as well as combined state are ______.
