Nuclear Stability: Forces in the Nucleus (VCE SSCE Physics): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
What are protons and neutrons collectively called?
What are protons and neutrons collectively called?
Nucleons
What determines which element an atom represents?
What determines which element an atom represents?
Number of protons (atomic number)
What are isotopes of an element?
What are isotopes of an element?
Same protons, different neutrons
What neutron-to-proton ratio do heavy nuclei need for stability?
What neutron-to-proton ratio do heavy nuclei need for stability?
Up to 1.5:1
What is the range of the strong nuclear force?
What is the range of the strong nuclear force?
About m (nucleus diameter)
Why do larger nuclei need more neutrons for stability?
Why do larger nuclei need more neutrons for stability?
Neutrons add strong force w/o repulsion
What are transuranic elements?
What are transuranic elements?
Elements with >92 protons, all unstable
Which nucleus is the most stable in the Universe?
Which nucleus is the most stable in the Universe?
Iron-56 (Fe)
How is binding energy per nucleon calculated?
How is binding energy per nucleon calculated?
Total binding energy / nucleons
Why does fusion of light elements release energy?
Why does fusion of light elements release energy?
Moves toward higher binding energy