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Subatomic heavyweights. Homework and review questions. Question 1. How do you determine the number of neutrons in the most common isotope of an element?. Question 2. How many electrons and neutrons exist in a neutral isotope of iodine that has a atomic mass of 131?. Question 3.
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Subatomic heavyweights Homework and review questions
Question 1 • How do you determine the number of neutrons in the most common isotope of an element?
Question 2 How many electrons and neutrons exist in a neutral isotope of iodine that has a atomic mass of 131?
Question 3 • What is the difference between two isotopes of the same element?
Question 4 • What is the most common isotope of the element with the symbol of Y? Explain your reasoning
Question 5 • What is the most common isotope of the element with the symbol of Ru? Explain your reasoning
Question 6 • Given the neutral isotope Xenon-132, determine its number of protons, neutrons and electrons
Question 7 • Given the neutral isotope Cs-134, determine its number of protons, neutrons and electrons
Question 8 • Draw a Bohr Diagram of Neon-22. Use the single circle notation to indicate the number of protons and neutrons in the nucleus
Question 9 • Draw a diagram of Mg-25. Use the single circle notation to indicate the number of protons and neutrons in the nucleus
Question 10 Draw a diagram of the most common isotope of a Silicon atom (Si). Your diagram should indicate the number of protons and neutrons, and the number of electrons on each ring.
Question 11 Predict the isotopes of arsenic, As. Which isotope is more abundant? How do you know?
Question 12 Predict the isotopes of neon, Ne. Which isotope is more abundant? How do you know?
Question 13 Write the other version of the isotope symbol for carbon-13.
Question 14 Write the other version of the isotope symbol for neon-21.
Question 15 Which of these is changed to make a different isotope? • The number of protons (B) The number of electrons (C) The number of neutrons (D) The number of atoms
Question 16 In an isotope symbol the number to the upper left of the element symbol represents the • atomic number (B) number of protons (C) number of neutrons (D) mass number
Question 17 Predict the isotope you would find in the greatest abundance for lithium. • lithium-3 (B) lithium-6 (C) lithium-7 (D) lithium-10
Question 18 The number of neutrons most likely to be found in a boron atom is • 5 (B) 6 (C) 10 (D) 11
Question 19 Isotopes of uranium have different • numbers of protons (B) numbers of electrons (C) atomic masses (D) atomic numbers