Pls answer and i will mark u brainliest question:- A precious metal used in jewelry and found in a pure form in nature is:
options are :-
a. Silver
b. platinum
c. Zinc
d. copper

Which element in the third period would you expect to have the larger atomic radius, sodium (na) or sulfur (s)? a. sodium, because it has a higher effective nuclear charge attracting electrons in fewer energy levels. b. sodium, because it has fewer protons attracting electrons in the same energy levels. c. sulfur, because it has more protons attracting electrons in more energy levels. d. sulfur, because it has a higher effective nuclear charge attracting electrons in the same energy levels.

What does the process of natural selection involve

Salt in oceans comes from and of rocks