Structure of the Nucleus (Leaving Cert Physics): Quizzes
📚Quizzes
Practise the questions
12 questions from this quiz
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Practise the questions
12 questions from this quiz
Which particles are found in the nucleus of an atom?
Which particles are found in the nucleus of an atom?
Protons and neutrons
Which subatomic particle has no electric charge?
Which subatomic particle has no electric charge?
Neutron
Approximately how many times heavier are protons compared to electrons?
Approximately how many times heavier are protons compared to electrons?
2000 times
What does the atomic number () of an element tell us?
What does the atomic number () of an element tell us?
Number of protons in the nucleus
What does the atomic number determine?
What does the atomic number determine?
What element it is
What does the mass number () represent?
What does the mass number () represent?
Protons + neutrons
An atom has mass number 23 and atomic number 11. How many neutrons does it have?
An atom has mass number 23 and atomic number 11. How many neutrons does it have?
12
In nuclear notation , what does the number 235 represent?
In nuclear notation , what does the number 235 represent?
Mass number
What are isotopes?
What are isotopes?
Same protons, different neutrons
What is the collective term for protons and neutrons?
What is the collective term for protons and neutrons?
Nucleons
Where is almost all of an atom's mass located?
Where is almost all of an atom's mass located?
In the nucleus
How many protons does uranium always have?
How many protons does uranium always have?
92