What to create	Quiz
Which subject	Chemistry
What age group	Year or Grade 11
What topic	Nuclear Isotopes
Question types	Close-ended
Number of questions	10
Number of answers	4
Correct answers	Exactly 1
Show correct answers
Use images (descriptions)
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Chemistry Quiz: Nuclear Isotopes

Test your knowledge of nuclear isotopes with the following questions. Each question is accompanied by a description of an illustrative image that can enhance your understanding.

Questions

1. The image of a diagram showing a carbon atom with six protons and six neutrons. What is the atomic mass of this isotope of carbon?

   • A. 12 amu
   • B. 6 amu
   • C. 14 amu
   • D. 10 amu

2. The image of two different representations of hydrogen; one with one proton and no neutrons (protium) and the other with one proton and one neutron (deuterium). What distinguishes these two isotopes?

   • A. Number of protons
   • B. Number of electrons
   • C. Number of neutrons
   • D. Chemical reactivity

3. The image of an irreversibly decaying uranium isotope, with arrows pointing towards a stable lead isotope. Which isotope is represented at the starting point of the decay chain?

   • A. Uranium-238
   • B. Uranium-235
   • C. Uranium-234
   • D. Uranium-239

4. The image of a table displaying various isotopes of oxygen, including Oxygen-16, Oxygen-17, and Oxygen-18. Which of the following is the heaviest naturally occurring isotope of oxygen?

   • A. Oxygen-16
   • B. Oxygen-17
   • C. Oxygen-18
   • D. Oxygen-15

5. The image of an illustration showing the electron cloud around a nucleus with different isotopes represented. What does the number of neutrons in an isotope determine?

   • A. Atomic number
   • B. Isotope type
   • C. Mass number
   • D. Chemical behavior

6. The image of a beta decay process, with an unstable neutron transforming into a proton and emitting a beta particle. What particle is emitted during beta decay?

   • A. Alpha particle
   • B. Beta particle
   • C. Gamma ray
   • D. Neutron

7. The image of a radiometric dating technique being applied using carbon-14. What is the primary use of carbon-14 isotopes in science?

   • A. Determining chemical reactivity
   • B. Measuring clock speed
   • C. Dating organic materials
   • D. Enhancing color in photos

8. The image of a medical imaging device utilizing technetium-99m. What is technetium-99m primarily used for in the medical field?

   • A. Anesthetic
   • B. Diagnostic imaging
   • C. Cancer treatment
   • D. Antibiotic production

9. The image of a periodic table highlighting isotopes and their symbols, such as ³H for tritium. Which of the following symbols represents tritium?

   • A. ²H
   • B. ³H
   • C. ¹H
   • D. ⁴H

10. The image of a group of scientists analyzing radioactive waste. What is a significant concern regarding the disposal of nuclear isotopes?

    • A. Environmental contamination
    • B. Cost of disposal
    • C. Availability of isotopes
    • D. Effect on radio waves

Instructions

Choose the correct answer for each question. Good luck and happy studying!