Atomic number and mass number Versión en línea learn how to count atomic particles por Dalia Hossam El-Sayed Mohamed Zekry 1 Atomic number is written above and right to the element symbol Select one or more answers a True b False 2 Atomic number is.................. Select one or more answers a the number of neutrons b the number of electrons c the number of protons 3 Atomic number is the same for all elements Select one or more answers a True b False c the number of protons 4 Mass number is ................. Select one or more answers a the number of electrons and neutrons b the number of neutrons and protons c the number of protons and electrons 5 The mass of the electron is so light it's travial Select one or more answers a True b False c the number of protons and electrons 6 Number of neutrons =........................... Select one or more answers a number of protons - number of electron b atomic number - number of protons c mass number - number of protons 7 mass number is larger than the atomic number Select one or more answers a true b fasle c mass number - number of protons
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