Q13 of 203 Page 128

Name the unit in which the radius of an atom is usually expressed.

Atomic radius is measured in nanometre (nm) (1 metre = 109 nanometres or 1nm = 10_9m).


More from this chapter

All 203 →
11

What are the building blocks of matter?

 12

How is the size of an atom indicated?

 14

Write the relation between nanometer and metre.

 15

The radius of an oxygen atom is 0.073 nm. What does the symbol ‘nm’ represent?