Advertisements
Advertisements
प्रश्न
Write the name.
Two highly reactive metals-
उत्तर
Two highly reactive metals- Lithium (Li), sodium (Na)
APPEARS IN
संबंधित प्रश्न
What happens when Iron nails are placed in copper sulphate solution?
Write word equations of the reactions involved.
Write the name and formulae of a metal hydride.
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.
Mention two uses of the following metals and non-metals
Aluminium
Mention two uses of the following metals and non-metals
Oxygen
A metal which is neither ductile nor malleable is
Statements given below are incorrect. Write the correct statements :
Zinc is used for making power transmission wires.
State two important uses of following metal:
Uses of gold
State two important uses of following metal
Uses of zinc
Why is hydrogen placed with alkali metals?
Write name.
The device used for grinding an ore.
With reference to the following metals state their use in daily life metal:
Magnesium
State why telegraph poles are painted with aluminium paint.
Complete the following flow chart.
The most abundant element in the universe is ____________.
Which of the following metals can displace the other two metals from their salt solutions?
Zinc | iron | copper |
Match the following
i. | Softest metal | a. | Copper |
ii. | Hardest metal | b. | Sodium |
iii. | Hardest non–metal | c. | Osmium |
iv. | Ductility | d. | Diamond |