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प्रश्न
Statements given below are incorrect. Write the correct statements :
Zinc is used for making power transmission wires.
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उत्तर
Copper is used for making power transmission wires.
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संबंधित प्रश्न
Which property of graphite is utilised in making electrodes?
Give the composition of an alloy called solder. State its one property and one use.
What is an amalgam?
Which of the following alloys contains mercury as one of the constituents?
(a) stainless steel
(b) solder
(c) duralumin
(d) zinc amalgam
Give two uses of Germanium
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 ________
State two important uses of following metals:
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Write name.
Alloy of sodium with mercury.
Write name.
The device used for grinding an ore.
State why telegraph poles are painted with aluminium paint.
Give a reason why a green deposit is seen on the surface of an article of copper
An element which is always lustrous, malleable and ductile is ______.
Metals are ______ conductors of heat and electricity.
Metals have high melting points.
Which metal has the highest ductility?
Which metals are liquid at room temperature?
Compare the conductivity of metals and non–metals.
The metals which are found in both free state as well as combined state are ______.
X [2, 8, 7] and Y [2, 8, 2] are two elements. Using this information, complete the following:
______ is the reducing agent.
