Atoms Vocab Review

Subatomic Particles

• the smallest particle of an element

• a negatively charged particle in an atom

• particles that are smaller than the tom

• the area surrounding the nucleus of an atom where electrons are found

• none of the above

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Atom

• a conceptual model of an atom showing a charged nucleus

• property determined by the number of positively charged protons and negatively charged electrons

• the mass of an atom and equals the number of protons and neutrons

• the smallest particle of an atom

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Scientific Notation

• a positively charged particle in the nucleus of an atom and contributes to its mass

• numbers written in terms of a decimal number between 1 and 10 multiplied by a power

• a  symbolic representation of a chemical reaction in which each side equals the same number of atoms

• a neutrally charged particle located in the nucleus of an atom

Atomic Mass

• the mass of an atom, approx equals the number of protons and neutrons

• property determined by the number of positively charged protons and negatively charged electrons

• the smallest particle of an element

• particles smaller than the atom

Proton

• a negatively charged particle located in the nucleus of an atom

• none of the above

• a positively charged particle located in the atomic rings

• a positively charged particle located in the nucleus of an atom

Balanced Chemical Equation

• property determined by the number of positively charged protons and negatively charged electrons

• a conceptual model of an atom showing a charged nucleus surrounded by electrons

•  a symbolic representation of a chemical reaction in which each side equals the same number of atoms

• a shorthand notation that uses chemical symbols and numbers to represent an element

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Nucleus

• the tiny dense positively charged region in the center of an atom made of neutrons and electrons

• the tiny dense positively charged region in the center of an atom made of protons and electrons

• the tiny dense positively charged region in the center of an atom made of neutrons and protons

• the tiny dense positively charged region in the center of an atom made of protons

Chemical Formula

• property determined by the number of positively charged protons and negatively charged electrons

• a conceptual model of an atom showing a charged nucleus surrounded by electrons

• a symbolic representation of a chemical reaction in which each side equals the same number of atoms

• a shorthand notation that uses chemical symbols and numbers to represent an element

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Nuclear Model of an Atom

• a conceptual model of an atom showing a charged nucleus surrounded by electrons

• a negatively charged particle in the electron cloud

• the area surrounding the nucleus of an atom where electrons are found

• particles that are smaller than the atom

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Electrical Charge

• numbers written in terms of a decimal number between 1 and 10 multiplied by a power

• a neutrally charged particle located in the nucleus of an atom

• the property of matter determined by the number of positively charged protons and negatively charged electrons

• a conceptual model of an atom showing a charged nucleus surrounded by electrons

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