Advertisements
Advertisements
Question
State a specific reason for using copper in electrical cables
Advertisements
Solution
Copper is used in electrical cables because it is a good conductor of electricity.
APPEARS IN
RELATED QUESTIONS
Mark ‘T’ if the statement is true and ‘F’ if it is false.
Copper displaces zinc from zinc sulphate solution. ( )
What happens when Dilute sulphuric acid is poured on a copper plate?
Write word equations of the reactions involved.
The electrical conductivity and melting point of an alloy is ______ than that of pure metals.
Fill in the blank spaces by choosing the correct words from the given list.
List: amalgam, chlorine, gallium, sodium chloride, silver chloride
______ is a liquid metal.
Statements given below are incorrect. Write the correct statements :
Bronze is a mixture of 10% copper, 80% zinc and 10% tin.
Tick (√) the most appropriate answer.
Graphite is used :
Name a metal which is not malleable :
State two important uses of following metal:
Uses of zinc
What is it made from? Why?
Electric cables
Name the following:
A metal used in packaging.
Name the following:
A halogen which is a solid at room temperature.
An element which is always lustrous, malleable and ductile is ______.
Can you store pickle in an aluminium utensil? Give reason.
Generally, metals are solid in nature. Which one of the following metals is found in a liquid state at room temperature?
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)
______ is the first scientist who used the term element.
Which metals are not solid at room temperature?
Why are metalloids called semimetals?
The metals which are found in both free state as well as combined state are ______.
