Advertisements
Advertisements
Question
Why are bells made of metals?
Advertisements
Solution
On being hit, metals produce a typical sound. They are said to be sonorous. This property is being made used in making bells.
APPEARS IN
RELATED QUESTIONS
State one use of Aluminium.
Give reasons
Magnesium is used in fire works.
Write ‘true’ or ‘false’ for the following statement.
Iodine acts as an antiseptic in the form of a tincture of iodine.
Give a reason why a green deposit is seen on the surface of an article of copper
Match the columns.
| Group A | Group B |
| 1) Copper and Zinc | a) Brass |
| 2) Copper and Tin | b) Bronze |
| c) Stainless steel |
Compare the properties of metals and nonmetals. Give three examples for each.
Which of the following two combinations are correct?
| Metal | Gas Evolved | |
| (i) | Copper | Yes |
| (ii) | Iron | Yes |
| (iii) | Magnesium | No |
| (iv) | Zinc | Yes |
Which one of the following metals do not react with cold as well as hot water?
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)
Name two soft metals which can be cut with a knife.
