What is the atomic number of carbon?
Correct answer: B. 6
Carbon has 6 protons, so its atomic number is 6. Its most common isotope, carbon-12, has 6 neutrons as well, giving a mass number of 12.
easy
Answer and explanation
The correct answer is B. 6
Carbon has 6 protons, so its atomic number is 6. Its most common isotope, carbon-12, has 6 neutrons as well, giving a mass number of 12.
Topic: Atoms, Elements and Alloys MCQs · Subject: Everyday Science