2. Atoms & Elements

How many neutrons does a silver atom with a mass number of 108 have?

Which of the following is the most abundant isotope of nitrogen?

How many neutrons does lithium-8 have?

Which phrase best describes the element carbon-14?

Silver has an atomic number of 47 and its most abundant isotope has a mass number of 108. How many neutrons are present in this isotope of silver?

How many protons do all isotopes of copper (Cu) have?

Which of the following atoms has the same number of neutrons as 14C?

Fluorine has an atomic number of 9 and an atomic mass of 19. How many neutrons are present in a typical atom of fluorine?

An atom of the isotope ¹³C contains how many protons (p), neutrons (n), and electrons (e)?

Which of the following correctly describes how to calculate the number of neutrons in the nucleus of an atom?

Which of the following is the correct name for the silicon isotope with a mass number of 32?

How many neutrons are contained in the isotope molybdenum-96 (Mo-96)?

Which of the following is the correct nuclear symbol for the isotope of argon with mass number 38?

Which statement best describes the existence of nitrogen-14 and nitrogen-15 isotopes?