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प्रश्न
The noble gas used in advertising signboards is
पर्याय
Helium
Neon
Argon
Krypton
उत्तर
Neon
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संबंधित प्रश्न
Fill in the blanks:
Phosphorus is a very _________ non-metal.
Fill in the blanks:
Metals are ________ conductors of heat and _________.
Name one metal which has a low melting point.
State one use of Hydrogen.
State any five physical properties of non-metals.
Name two physical properties of carbon in which it's behaviour is not as expected from it's classification as non-metal.
Name the metals present in the following alloys
Bronze
Name a metal which is lighter than water :
State two important uses of following non-metal
Uses of chlorine
Name:
a non- metal used in alloys
`M+ HCl → MCl_2 +—`
Name:
Two metals which are liquid at room temperature
Name:
two non metals which are monoatomic
Name:
the compound responsible for green deposit on the surface of copper
Which metals do not corrode easily?
Name a metal which does not corrode easily.
How are metals like sodium, potassium, and calcium obtained? Give equations.
With reference to the physical properties of metals and non-metals, state the following exception.
a non-metal which sublimes and is non-lustrous
Generally, non-metals are not lustrous. Which of the following non-metal is lustrous?
The metal is stored in kerosene ______.
