Advertisements
Advertisements
Question
State a specific reason for using copper in electrical cables
Solution
Copper is used in electrical cables because it is a good conductor of electricity.
APPEARS IN
RELATED QUESTIONS
Fill in the blanks:
Metals react with acids to produce _________ gas.
Mark ‘T’ if the statement is true and ‘F’ if it is false.
Generally, non-metals react with acids. ( )
Mark ‘T’ if the statement is true and ‘F’ if it is false.
Copper displaces zinc from zinc sulphate solution. ( )
Name two alloys of iron. What elements are present in these alloys?
Mention two uses of the following metals and non-metals
Iodine
Give two uses of Germanium
Statements given below are incorrect. Write the correct statements :
Bronze is a mixture of 10% copper, 80% zinc and 10% tin.
Statements given below are incorrect. Write the correct statements :
Zinc is used for making power transmission wires.
State two important uses of following metal
Uses of aluminium
State the position of the following in the periodic table:
Alkaline earth metals
Why are alkali metals kept in kerosene oil?
Which is the non-ionic compound in the compounds given below.
AgNO3 + Nacl → AgCl + NaNO3
What is it made from? Why?
Pots and pans
State why telegraph poles are painted with aluminium paint.
The minerals from which the metal can be separated economically are called _______.
Which one of the following is an example for a metal?
An element which is always lustrous, malleable and ductile is ______.
Which metal has the highest ductility?
X [2, 8, 7] and Y [2, 8, 2] are two elements. Using this information, complete the following:
______ is the metallic element.