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Introduction to Periodic Table questions with correct answers
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Introduction to Periodic Table questions with correct answers
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Introduction to Periodic TableAtom - correct answer ✔✔The smallest particle of an element that retains its identity in a chemical
reaction
Electrons - correct answer ✔✔A negatively charged subatomic particle
Protons - correct answer ✔✔A positively charged subatomic particle found in the nucleus of an atom
Neutrons - correct answer ✔✔A subatomic particle with no charge and a mass of 1 amu; found in the
nucleus of an atom
Nucleus - correct answer ✔✔the tiny, dense central portion of an atom, composed of protons and
neutrons
Atomic Number - correct answer ✔✔the number of protons in the nucleus of an atom of an element
Atomic Mass - correct answer ✔✔the weighted average of the masses of the isotopes of an element
Periodic Table - correct answer ✔✔an arrangement of elements in which the elements are separated
into groups based on a set of repeating properties
Period - correct answer ✔✔a horizontal row of elements in the periodic table
Group - correct answer ✔✔a vertical column of elements in the periodic table; the constituent elements
of a group have similar chemical and physical properties
Metals - correct answer ✔✔one of a class of elements that are good conductors of heat and electric
current; metals tend to be ductile, malleable, and shiny
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