1) substance made up of only one type of atom a) Solvent b) Element c) Molecules d) Proton 2) the smallest unit of matter a) Atom b) Solute c) Homogenous d) Compound 3) formed by two or more atoms bonded by sharing electrons a) Homogenous b) Subunit (subatomic particle) c) Molecules d) Element 4) substance made up of two or more elements held together by chemical bonds a) Pure substance b) Homogenous c) Compound d) Solvent 5) a combination of two or more pure substances in which each pure substance retains its individual chemical properties and is held together by physical forces a) Atom b) Solution c) Mixture d) Proton 6) mixtures that are uniformly or evenly distributed throughout  a) Homogenous b) Solution c) Molecules d) Solvent 7) mixtures that are distributed irregularly or unevenly a) Molecules b) Solute c) Heterogeneous d) Solvent 8) an element or compound made up of one type of particle a) Solution b) Electron c) Homogenous d) Pure substance 9) must be a homogenous mixture having a uniform distribution, physical appearance, and chemical composition a) Solution b) Mixture c) Subunit (subatomic particle) d) Solvent 10) the component that does the dissolving a) Solvent b) Heterogeneous c) Neutron d) Subunit (subatomic particle) 11) the component that is being dissolved a) Solute b) Homogenous c) Atom d) Subunit (subatomic particle) 12) the particles that make up an atom - neutron, proton, electron a) Electron b) Heterogeneous c) Molecules d) Subunit (subatomic particle) 13) negatively (-) charged subunit (subatomic particle) a) Molecules b) Pure substance c) Electron d) Neutron 14) subunit (subatomic particle) with no charge (0) a) Solute b) Neutron c) Atom d) Electron 15) positively (+) charged subunit (subatomic particle) a) Proton b) Solvent c) Compound d) Neutron

Atomic Composition Vocabulary

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