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प्रश्न
Complete the statement given below, by filling in the blank with the correct word:
A non-metal added to swimming pools to kill germs_____.
उत्तर
A non-metal added to swimming pools to kill germs chlorine.
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संबंधित प्रश्न
Which property of copper and aluminium makes them suitable for making cooking utensils and boilers?
Name the non-metal which is used to convert vegetable oil into vegetable ghee (solid fat).
Name a non-metal having a very high melting point.
The electronic configurations of four particles A, B, C and D given below:
| A | 2, 8, 8 |
| B | 2, 8, 2 |
| C | 2, 6 |
| D | 2, 8 |
Which electronic configuration represents:
(i) magnesium atom?
(ii) oxygen atom?
(iii) sodium ion
(iv) chloride ion?
Name a metal used in making electric cables
Name the metals present in the following alloys
Duralumin
Name the metals present in the following alloys
Stainless steel
Write ‘true’ or ‘false’ for the following statement
Sodium can be cut with a knife.
Name a gaseous non-metal,. having greenish yellow colour.
Why are alloys made?
Name the non-metal present in abundance in the earth's crust.
Name:
a metal with dull appearance
`M+ HCl → MCl_2 +—`
Name:
Two metals which are liquid at room temperature
Name:
the compound responsible for green deposit on the surface of copper
Write scientific reason.
Sodium metal is kept in kerosene.
Complete the statement given below, by filling in the blank with the correct word:
A non-metal which allows an electric current to pass through it ______.
Select the appropriate option for the following statement:
The element which shows properties of both metals and non-metals.
______ is the only non-metal which conducts electricity.
