Question

61. Why are metals used for making bells ?
(b) Why is phosphorus kept under water ?​

Answer 1

Explanation:

• Metals are used in making bells because they are sonorous that is they produce a ringing sound when we strike them. Because they are sonorous ie they make sound. ... Metals used for bells are specially designed alloys that make a nice ringing sound.
• So metals are used for make bells. (b) phosphorus kept under the water because it reacts with air and not from water. phosphorus is very reactive non metal and It catches fire if exposed to air. To prevent the contact of phosphorus with oxygen, it is kept under the water.

Answer 2

Answer:

metals are used for making bells because they are sonorous and produce a ringing soung.

phosphorus is kept under kerosene not under water because it catches fire while in contact with air and water