Question

Fill in the blanks :

1) __________ is a good conductor of electricity.

2) A ____________ is the smallest particle of matter that can exist by itself.​

Answer 1

Answer:

1) Iron

2) Atom

Explanation:

1) Iron

Metals are good conductors of electricity because the free electrons present in them move freely in the structure. These electrons also bond the atoms in the metal together. The materials like glass, plastic and wood do not conduct electricity. They are insulators.

2) Atoms are smaller than molecules…molecules are combination of atoms.