Advertisements
Advertisements
Question
State why telegraph poles are painted with aluminium paint.
Advertisements
Solution
Aluminium paint is applied on telegraph poles because it act as an anti corrosive paint.
APPEARS IN
RELATED QUESTIONS
State one use of Iron.
The atomic number of an element X is 12.
(a) What must an atom of X do to attain the nearest inert gas electron configuration?
(b) Which inert gas is nearest to X?
Give the composition of an alloy called solder. State its one property and one use.
What is meant by 22 carat gold? Name the metals which are usually alloyed with gold to make it harder.
Mention two uses of the following metals and non-metals
Gold
Write ‘true’ or ‘false’ for the following statement.
Iodine acts as an antiseptic in the form of a tincture of iodine.
Name a metal which is not malleable :
Name a metal which is best conductor of electricity :
Why is hydrogen placed with alkali metals?
Take an element from an alkali metal and one from an alkaline earth metal and write an equation for their action with:
Sulphuric acid
Which is the non-ionic compound in the compounds given below.
AgNO3 + Nacl → AgCl + NaNO3
Give a reason why a green deposit is seen on the surface of an article of copper
The minerals from which the metal can be separated economically are called _______.
Compare the properties of metals and nonmetals. Give three examples for each.
Generally, metals are solid in nature. Which one of the following metals is found in a liquid state at room temperature?
Metals and non–metals are used for making ______, ______ and ______.
Compare the conductivity of metals and non–metals.
