Question

question 20 (1 point)
what are the names of the elements pb and ag, respectively?

1. iron and gold, respectively
2. lead and silver, respectively
3. potassium and argon, respectively
4. plutonium and arsenic, respectively

Explanation:

In the periodic - table, the chemical symbol for lead is Pb and for silver is Ag.

Answer:

1. Lead and Silver, respectively