1) If the atomic number is 11 and the mass is 23, how many neutrons are in the atom? a) 11 b) 12 c) 13 2) What is the atomic number? a) the number of protons b) the number of electrons c) the number of neutrons 3) What is the atomic mass? a) protons + Neutrons b) protons + electrons c) electrons + electrons 4) An isotope is an atom that has an unusual amount of ... a) protons b) neutrons c) electrons 5) If an ion has more electrons than protons, the atom's charge will be ... a) positive b) negative c) neutral 6) If an ion has more protons than electrons, the atom's charge will be... a) positive b) negative c) neutral 7) The protons and neutrons are found in the the a) atomic cloud b) atomic nucleus c) atomic number 8) Which element is the lightest? a) hydrogen  b) oxygen  c) uranium  9) If an atom has an atomic number of 6, then how many electrons does it have? a) 4 b) 5 c) 6

Atomic Basics

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