CHEM U4 Quiz Review (Atoms)

_ is the earliest model of the atom that suggested that atoms are indivisible and indestructible.

• Democritus's Atomic Model

• John Dalton's Atomic Theory

• JJ Thomson's Cathode Ray Tube Experiment

• Rutherford's Gold Foil Experiment

• Millikan's Oil Drop Experiment

_ has 5 postulates that are based on the ratios in which elements combine in chemical reactions.

• Democritus's Atomic Model

• John Dalton's Atomic Theory

• JJ Thomson's Cathode Ray Tube Experiment

• Rutherford's Gold Foil Experiment

• Millikan's Oil Drop Experiment

_ led to the discovery of the electron.

• Democritus's Atomic Model

• John Dalton's Atomic Theory

• JJ Thomson's Cathode Ray Tube Experiment

• Rutherford's Gold Foil Experiment

• Millikan's Oil Drop Experiment

_ led to the discovery of the electron’s charge.

• Democritus's Atomic Model

• John Dalton's Atomic Theory

• JJ Thomson's Cathode Ray Tube Experiment

• Rutherford's Gold Foil Experiment

• Millikan's Oil Drop Experiment

_ suggested that negative electrons are stuck into a lump of positive charge, like Plum Pudding.

• Democritus's Atomic Model

• John Dalton's Atomic Theory

• JJ Thomson's Cathode Ray Tube Experiment

• Rutherford's Gold Foil Experiment

• Millikan's Oil Drop Experiment

_ led to the discovery of the nucleus.

• Democritus's Atomic Model

• John Dalton's Atomic Theory

• JJ Thomson's Cathode Ray Tube Experiment

• Rutherford's Gold Foil Experiment

• Millikan's Oil Drop Experiment

_ showed that the atom was mostly empty space.

• Democritus's Atomic Model

• John Dalton's Atomic Theory

• JJ Thomson's Cathode Ray Tube Experiment

• Rutherford's Gold Foil Experiment

• Millikan's Oil Drop Experiment

_ states that matter cannot be created or destroyed, only transformed.

• Law of Conservation of Mass

• Law of Definite Proportions

• Law of Multiple Proportions

• E=mc²

• none of these

Tags

NGSS.HS-PS1-7

_ shows how matter can be converted into energy.

• Law of Conservation of Mass

• Law of Definite Proportions

• Law of Multiple Proportions

• E=mc²

• none of these

Tags

NGSS.HS-PS1-8

_ states that a chemical compound contains the same elements in exactly the same proportions by mass regardless of the size of the sample.

• Law of Conservation of Mass

• Law of Definite Proportions

• Law of Multiple Proportions

• E=mc²

• none of these