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प्रश्न
Name the following:
A metal used in flexible pipes.
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उत्तर
Lead
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संबंधित प्रश्न
Fill in the blanks:
Metals react with acids to produce _________ gas.
Give a reason for the following:
Alkali metals are good reducing agents.
Which property of graphite is utilised in making electrodes?
A metal having low melting point is ______ but a non-metal having very high melting point is ______.
State one use of the following metal:
Iron
State one use of the following metal:
Gold
The atomic number of an element X is 12.
- What must an atom of X do to attain the nearest inert gas electron configuration?
- Which inert gas is nearest to X?
The atomic number of an element Y is 16.
- What must an atom of Y do to achieve the nearest inert gas electron arrangement?
- Which inert gas is nearest to Y?
The alloy in which one of the metals is mercury is called an ______.
Which of the following alloys contains mercury as one of the constituents?
Mention two uses of the following metals and non-metals
Aluminium
Fill in the blank
A metal that gives dazzling effect to crackers when they explode is ______
State two important uses of following metal
Uses of tin
With reference to the following metals state their use in daily life metal:
Zinc
State why telegraph poles are painted with aluminium paint.
Halogen reacts with acid.
What is ductility?
Name one metal and one non-metal that exist in liquid state at room temperature. Also name two metals having melting point less than 310 K (37°C)
Give an example of a metal which
- is liquid at room temperature.
- is the best conductor of heat.
The metal can be cut with a knife ______.
