Advertisements
Advertisements
प्रश्न
Which one of the following is an example for a metal?
पर्याय
Iron
Oxygen
Helium
Water
Advertisements
उत्तर
Iron
APPEARS IN
संबंधित प्रश्न
State five uses of metals.
Which property of ‘solder’ alloy makes it suitable for welding electrical wires?
Write scientific reason.
Pine oil is used in froth flotation.
Write scientific reason.
Anodes need to be replaced from time to time during the electrolysis of alumina.
When a copper coin is dipped in silver nitrate solution, a glitter appears on the coin after some time. Why does this happen? Write the chemical equation.
What was Mendeleev's basis for the classification of elements?
With reference to the following metals state their use in daily life metal:
Silver
Name the following:
A metal used in packaging.
Write scientific reason.
Meena’s mother uses lemon or tamarind for cleaning copper vessels turned greenish.
Which metals are not solid at room temperature?
