Advertisements
Advertisements
प्रश्न
With reference to the following metal state its use in daily life:
Magnesium
Advertisements
उत्तर
- It is used in fireworks as it burns with a dazzling light.
- Photography: Magnesium produces a bright flash. It is used in strip form.
APPEARS IN
संबंधित प्रश्न
Mark ‘T’ if the statement is true and ‘F’ if it is false.
Sodium is a very reactive metal. ( )
Write the name and formulae of a metal hydride.
State one use of Aluminium.
State one use of Iron.
Fill in the following blank with suitable word:
Brass is an alloy of copper and .........
What is a thermite reaction? Explain with the help of an equation. State one use of this reaction.
What is meant by 22 carat gold? Name the metals which are usually alloyed with gold to make it harder.
Give reasons
Aluminium is used in making aircrafts.
State two important uses of following metal:
Uses of zinc
State the position of the following in the periodic table:
Alkali metals
State the position of the following in the periodic table:
Alkaline earth metals
With reference to the following metals state their use in daily life metal:
Lead
Name the following:
A metal used in flexible pipes.
Complete the following flow chart.
Assertion: Mercury is solid in room temperature.
Reason: Mercury is a non-metal.
Why are bells made of metals?
Which of the following metals can displace the other two metals from their salt solutions?
The liquid metal at room temperature ______.
All gases are ______.
