Practice Isobars And Isotopes (2.2.4) - Structure of Atom

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6 sample questions

Question 1.
Define an isobar.
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Look at mass number comparisons.
Question 2.
What defines an isotope?
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Focus on proton count.
3Question 3.
What is an isobar?
- Atoms with the same mass number but different atomic numbers
- Atoms with the same atomic number but different mass numbers
- Atoms with equal protons and neutrons
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Remember the relationship between atomic mass and identity.
4Question 4.
Do isotopes have identical chemical properties?
- True
- False
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Consider their electron structure.
Question 5.
Discuss how the presence of different isotopes of an element influences its chemical behavior and practical applications.
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Think about applications like imaging or dating rocks.
Question 6.
Calculate the percentage of isotopes for the element chlorine if its most stable isotope is ³⁵Cl making up 75% of the naturally occurring isotopes.
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Use the known values for other isotopes in conjunction with their percent abundances.

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