Question

how spoon can sound like a bell

Answer 1

Spoon is made up of metal. Metal have a unique property called sonority. It mean it can make noise when banged with something else. Hence. spoon can also make noise as a bell.

Answer 2

Some spoons are  made of metal.  Metals have the property called sonority.  Spoons are also sonorous like bells. so spoons can sound like bells.