Section 4.1-4.2 Vocab Quiz

Which of the following is NOT part of Dalton's Atomic Theory?

• Matter is composed of atoms and are indivisible and indestructible.

• Atoms of a given element are identical in size, mass, and chemical properties.

• Atoms combine and are rearranged in chemical reactions. Different atoms combine in simple whole number ratios to form compounds.

• Atoms contain smaller, subatomic particles that are indivisible and indestructible.

Tags

NGSS.HS-PS1-7

A nucleus is the center of an atom and contains neutrons and _______

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NGSS.HS-PS1-8

Draw a picture of Thompson's "Plum Pudding" Model of the atom.

Sir William Crookes' experiments with the cathode ray proved which of the following?

• All matter contains a negatively charged particle.

• All matter contains a positively charged particle.

• All matter contains a neutral charged particle.

• All matter contains a cathode ray tube.

True or False: The nucleus contains the majority of an atom's mass.

• True

• False

• Blue

• Blalse

Tags

NGSS.HS-PS1-8

Based on the Plum Pudding model of the atom, Rutherford expected alpha particles shot at the gold foil to

• Bounce everywhere

• Primarily pass through the foil

• Cause the gold foil to phase change

• Produce an effect similar to Crooke's cathode ray tube.

True or False: The atom is the largest particle of an element that retains its elemental properties.

• True

• False

• Blue

• Blalse

Draw the standard Bohr model of the atom.