select the correct answer. mercury is in the 80th position in the periodic table. how many protons does it…
select the correct answer. mercury is in the 80th position in the periodic table. how many protons does it have?\na. 8\nb. 40\nc. 80\nd. 160
Answer
Explanation:
Step1: Recall periodic - table property
The atomic number of an element in the periodic table is equal to the number of protons in its nucleus.
Step2: Identify atomic number of mercury
Mercury is in the 80th position in the periodic table, so its atomic number is 80.
Answer:
C. 80