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Questions and Answers
What did John Dalton's Atomic Theory propose about atoms?
What did John Dalton's Atomic Theory propose about atoms?
- Atoms of different elements can combine in constant ratios to form new substances. (correct)
- Atoms consist of definite particles called protons.
- Atoms of different elements have the same properties.
- Atoms can be created, divided, or subdivided by a chemical means.
According to the Raisin Bun or Plum Pudding Model, how did J.L. Thomson view the structure of an atom?
According to the Raisin Bun or Plum Pudding Model, how did J.L. Thomson view the structure of an atom?
- An atom had a nucleus consisting of positive particles and space surrounding it.
- An atom had a nucleus where the negatives and positives resided close to one another. (correct)
- An atom was a structure with positive and negative particles distributed randomly.
- An atom was a densely packed object with only positive particles.
What did the Gold Foil Experiment prove about the composition of an atom?
What did the Gold Foil Experiment prove about the composition of an atom?
- Atom was composed primarily of negative particles.
- Atom was composed primarily of space because most particles were deflected at angles. (correct)
- Atom was composed primarily of protons and neutrons.
- Atom was completely solid with no space within it.
What is an isotope?
What is an isotope?
What did Antoine Lavoiser discover about mass?
What did Antoine Lavoiser discover about mass?
What did J.L. Thomson discover about atoms in 1897?
What did J.L. Thomson discover about atoms in 1897?
Which subatomic particle did Bothe initially misinterpret as a new type of radiation?
Which subatomic particle did Bothe initially misinterpret as a new type of radiation?
What is the common feature that emerged from Max Planck's experimentation of the photoelectric effect?
What is the common feature that emerged from Max Planck's experimentation of the photoelectric effect?
What is represented by the y intercept on the graph related to the photoelectric effect?
What is represented by the y intercept on the graph related to the photoelectric effect?
What does the Planck constant represent?
What does the Planck constant represent?
Who performed the famous oil can experiment?
Who performed the famous oil can experiment?
What is the minimum energy needed to release an electron from a blackbody called?
What is the minimum energy needed to release an electron from a blackbody called?
What type of radiation did Bothe initially misinterpret as a new type of radiation?
What type of radiation did Bothe initially misinterpret as a new type of radiation?
What did Robert Milikan quantize using the famous oil can experiment?
What did Robert Milikan quantize using the famous oil can experiment?
What does Z number represent in relation to atomic structure?
What does Z number represent in relation to atomic structure?
Who was credited for the discovery of neutrons?
Who was credited for the discovery of neutrons?
What did the Gold Foil Experiment prove about the composition of an atom?
What did the Gold Foil Experiment prove about the composition of an atom?
What did John Dalton's Atomic Theory propose about atoms?
What did John Dalton's Atomic Theory propose about atoms?
What did J.L. Thomson discover about atoms in 1897?
What did J.L. Thomson discover about atoms in 1897?
According to the Raisin Bun or Plum Pudding Model, how did J.L. Thomson view the structure of an atom?
According to the Raisin Bun or Plum Pudding Model, how did J.L. Thomson view the structure of an atom?
What is an isotope?
What is an isotope?
What did Antoine Lavoiser discover about mass?
What did Antoine Lavoiser discover about mass?
What was misinterpreted as a new type of radiation by Walter Bothe?
What was misinterpreted as a new type of radiation by Walter Bothe?
What is the threshold frequency in the context of the photoelectric effect?
What is the threshold frequency in the context of the photoelectric effect?
What did Max Planck propose as a new concept that challenged classic physics norms?
What did Max Planck propose as a new concept that challenged classic physics norms?
What is the work function of a metal in the context of the photoelectric effect?
What is the work function of a metal in the context of the photoelectric effect?
Which physicist actually discovered the presence of neutrons, although initially misinterpreted by Bothe?
Which physicist actually discovered the presence of neutrons, although initially misinterpreted by Bothe?
What did Hertz discover in 1887 that later contributed to the development of quantum atomic structure?
What did Hertz discover in 1887 that later contributed to the development of quantum atomic structure?
What is represented by the x-intercept on the graph related to the photoelectric effect?
What is represented by the x-intercept on the graph related to the photoelectric effect?
What blurred the lines of matter and energy, challenging traditional Newtonian and Wave theories according to Max Planck?
What blurred the lines of matter and energy, challenging traditional Newtonian and Wave theories according to Max Planck?
What did Robert Milikan quantify using the famous oil can experiment?
What did Robert Milikan quantify using the famous oil can experiment?
What did Walter Bothe actually discover before misinterpreting it as a new type of radiation?
What did Walter Bothe actually discover before misinterpreting it as a new type of radiation?
