Advertisements
Advertisements
प्रश्न
With reference to the following metals state their use in daily life metal:
Lead
Advertisements
उत्तर
Lead:
- Flexible pipes as it is malleable and reactant to corrosion.
- Bullets as it has high specific gravity and also is moulded into castings.
APPEARS IN
संबंधित प्रश्न
Mark ‘T’ if the statement is true and ‘F’ if it is false.
Generally, non-metals react with acids. ( )
State one use of Gold.
Mention two uses of the following metals and non-metals
Oxygen
Give reasons
Gold is mixed with copper and nickel.
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 best conductor of electricity :
State two important uses of following metal.
Uses of copper
Take an element from an alkali metal and one from an alkaline earth metal and write an equation for their action with:
Hydrochloric acid,
Why are alkali metals kept in kerosene oil?
Write name.
The reagent that dissolves noble metals.
What is it made from? Why?
Pots and pans
Give a reason why a green deposit is seen on the surface of an article of copper
Name the following:
A metal used in packaging.
Complete the following flowchart.
Why are bells made of metals?
The ability of metals to be drawn into thin wire is known as
Which of the following metals are obtained by electrolysis of their chlorides in molten state?
- Na
- Ca
- Fe
- Cu
The typical shine of metals is called ______.
