Question

1. diagram of na and cl (two circles, one labeled na, one cl)

table with column header
umber\ and row headers \atoms\, \elements\, \compounds\

Explanation:

Step1: Count Atoms

We have Na (Sodium) and Cl (Chlorine), so total atoms are 2 (1 Na + 1 Cl).

Step2: Count Elements

The elements present are Na and Cl, so number of elements is 2.

Step3: Count Compounds

The structure represents NaCl (Sodium Chloride), which is 1 compound.

Answer:

	Number
Elements	2
Compounds	1