293,812 views
23 votes
23 votes
What is the atomic number, number of neutrons, and the mass for a neutral oxygen atom?

What is the atomic number, number of neutrons, and the mass for a neutral oxygen atom-example-1
User Steven Van Impe
by
2.9k points

2 Answers

18 votes
18 votes

Answer:

An oxygen atom usually has 8 protons, 8 neutrons, and 8 electrons. Looking at the periodic table, oxygen has atomic number 8 and atomic weight 15.999. The atomic number tells you how many protons are in the atom's nucleus.

User Ole Borgersen
by
3.2k points
24 votes
24 votes

Answer:

Atomic Number: 8

Number of neutrons: 8

Mass of neutrons: 16 (AMU if you want the units)

Step-by-step explanation:

The answer for both the number of neutrons and atomic number is on the top

The mass is at the bottom

User MarkPowell
by
3.3k points