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प्रश्न
Fill in the blank spaces by choosing the correct words from the given list.
List: amalgam, chlorine, gallium, sodium chloride, silver chloride
A solution of a metal in mercury is called ________
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उत्तर
A solution of a metal in mercury is called amalgam.
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संबंधित प्रश्न
State one use of Iron.
What is an amalgam?
What elements are present in steel? How are the properties of steel different from those of pure iron?
How does the electrical conductivity of copper alloys, brass and bronze, differ from that of pure copper?
Mention two uses of the following metals and non-metals
Gold
Give reasons
Aluminium is used in making aircrafts.
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 silver
State two important uses of following metal:
Uses of zinc
State two important uses of following metal:
Uses of aluminium
State the position of the following in the periodic table:
Alkaline earth metals
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 metal state its use in daily life:
Magnesium
Give a reason why a green deposit is seen on the surface of an article of copper
Name the following:
A metal used in flexible pipes.
Aluminium: _______: gold : : electric insulator
The most abundant metal in the earth’s crust is ____________.
In the following figure, you find that the bulb glows when an iron nail is placed between two ends of wire. Complete the following sentences on the basis of this fact.
- ______ is a metal.
- Metals are good ______ of electricity.
Compare the conductivity of metals and non–metals.
