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प्रश्न
The metal which is liquid at room temperature is ______.
विकल्प
chlorine
sulphur
mercury
silver
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उत्तर
The metal which is liquid at room temperature is mercury.
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संबंधित प्रश्न
Fill in the blank spaces by choosing the correct words from the given list.
List: amalgam, chlorine, gallium, sodium chloride, silver chloride
______ is a liquid metal.
State two important uses of following metal:
Uses of zinc
Write scientific reason.
Pine oil is used in froth flotation.
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 is it made from? Why?
Electric cables
Give a reason why a green deposit is seen on the surface of an article of copper
Give reasons for the following.
- Aluminum foils are used to wrap food items.
- Immersion rods for heating liquids are made up of metallic substances.
- Sodium and potassium are stored in kerosene.
- Mercury is used in thermometers.
Name two major non-metals which are present in fertilisers and enhance the growth of plants.
Metals are ______ conductors of heat and electricity.
Compare the conductivity of metals and non–metals.
