PB-SC.912.P.8.4-Atomic Theory
Quiz by Romano, Ellen
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10 questions
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- Q1What fundamental particle is found in the nucleus of an atom and has a positive charge?NeutronProtonElectronPhoton30s
- Q2Which scientist is known for the first comprehensive atomic theory in the early 19th century?J. ThomsonNiels BohrErwin SchrödingerJohn Dalton30s
- Q3What term describes the central part of an atom, which contains protons and neutrons?Valence shellOrbitalsElectron cloudNucleus30s
- Q4Which subatomic particle has a negative charge?ElectronNeutronPositronProton30s
- Q5What concept states that atoms of different elements can combine in fixed ratios to form compounds?Atomic TheoryLaw of Conservation of MassLaw of Definite ProportionsAvogadro's Law30s
- Q6Which model of the atom proposed by Niels Bohr describes electrons traveling in specific orbits around the nucleus?Bohr ModelPlum Pudding ModelQuantum Mechanical ModelDalton's Model30s
- Q7Which particle in the atom has no electric charge?ElectronNeutronQuarkProton30s
- Q8What is the smallest unit of an element that retains the properties of that element?AtomMoleculeIonCompound30s
- Q9What is the charge of a proton?NeutralNegativePositiveNo charge30s
- Q10Which atomic model introduced the idea that electrons are in fixed energy levels?Bohr ModelRutherford's ModelThomson's ModelDalton's Model30s