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Questions and Answers
How many neutrons are in the isotope with atomic number 92 and mass number 238?
How many neutrons are in the isotope with atomic number 92 and mass number 238?
Which subatomic particle carries a negative charge?
Which subatomic particle carries a negative charge?
What is the total number of protons and neutrons in an isotope with atomic number 36 and mass number 84?
What is the total number of protons and neutrons in an isotope with atomic number 36 and mass number 84?
How many electrons are present in an atom with atomic number 17?
How many electrons are present in an atom with atomic number 17?
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Which subatomic particle is found in the nucleus of an atom?
Which subatomic particle is found in the nucleus of an atom?
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What is the main function of neutrons in an atom?
What is the main function of neutrons in an atom?
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Which sub-atomic particle has a positive charge?
Which sub-atomic particle has a positive charge?
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How many electrons are present in a neutral atom of Carbon-13?
How many electrons are present in a neutral atom of Carbon-13?
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The atomic notation for Hydrogen-2 is:
The atomic notation for Hydrogen-2 is:
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What is the total number of protons in a neutral atom of Zinc-66?
What is the total number of protons in a neutral atom of Zinc-66?
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Why are masses on the periodic table usually expressed as decimal numbers?
Why are masses on the periodic table usually expressed as decimal numbers?
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Which of the following is not a sub-atomic particle?
Which of the following is not a sub-atomic particle?
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How do neutrons affect an atom?
How do neutrons affect an atom?
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What defines an isotope?
What defines an isotope?
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Which statement about isotopes is correct?
Which statement about isotopes is correct?
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How many isotopes does most elements have?
How many isotopes does most elements have?
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Which isotope of hydrogen is radioactive?
Which isotope of hydrogen is radioactive?
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What differentiates isotopes of the same element?
What differentiates isotopes of the same element?
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