Atoms and molecules can be accounted for by: a.    Their masses b.    Using an electron microscope c.    Their volumes  d.    None, for they are impossible to count 23. Recall the simulation on Bohr and Quantum Model of the atom. What elements were found to be in the star being investigated? a.    H, Na, Mg  b.    He, H, Ca c.    He, Fe, Mg d.    Fe, He, Ca 24 A magnesium atom with an atomic number of 12 will have how many electrons? a.    12 b.    24 c.    18 d.    6

Q: Compare your answers to question 1 with all members of your group. Switch partners, then continue.…

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Q: On what basis did Bohr propose his atomic model? Explain and elaborate.

A: Bohr atomic model is the structure of an atom which represents the nucleus surrounded by atomic…

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Q: Give the main features of Thomson’s Model for an atom.

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Q: What is the difference between an orbit (such as in the Bohr model) and electron orbital?

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Q: 1. Describe the difference between the Rutherford model of the atom and the Bohr- Rutherford model…

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Q: What are the major postulates of Dalton's atomic theory

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Q: Which experiment did you observe that the charge is quantized? Explain the main line of experiment.

A: Answer - Charge quantization - Charge quantization is the principle that the charge of any object is…

Q: Which of the ff statements can be associated with Bohr's theory of the atom? i. An electron…

A: Hydrogen atom is an element having atomic number 1 and atomic symbol 'H'.

Q: List the basic postulates of Dalton’s atomic theory.?

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Q: The numerical value for the quantum number / for this set of atomic orbitals is: Please write a…

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Q: 11. (a) What part of the original Bohr model still seems to be well supported by experimental…

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Q: In Rutherford's experiment, most of the positively charged alpha particles escaped from the sheet…

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Q: What are two (2) differences between the Thomson model and the Bohr model of the atom? Sketch a…

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Q: 7) Summarize Dalton’s, Rutherford's and J.J. Thompson's atom models on your own words. You can draw…

A: Dalton’s atomic theory proposed that all matter was composed of atoms, indivisible and…

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Q: Rutherford created a planetary model for atoms after his experiments. Imagine if Rutherford's idea…

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Q: atomic theorists

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Q: As Bohr understood them, the dark spaces in the atomic spectrum of hydrogen corresponded to a)…

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Q: Which atomic model first contributed the idea of a small nucleus located at the center of the…

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Q: How are the Bohr model and the quantum mechanical model of the hydrogen atom similar?   A. Both…

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Q: What is the historical development of the atomic model from Democritus to Bohr

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Q: 5. Whose postulates account for the line spectrum of an atom? a. Thomson b. de Broglie c. Heisenberg…

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Q: 23. Recall the simulation on Bohr and Quantum Model of the atom. What elements were found to be in…

A:

Q: 2, How are Bohr and Rutherford model of an atom similar? How are they different ?

A: How are Bohr and rutherford models of an atom similar? How are they different

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Q: 18. (a) What did Ernest Rutherford observe during his experiments? (b) What did Niels Bohr observe…

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A: The Bhor model of an atom can be described as follows:

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Q: 18- Which statement regarding the Bohr model of the atom is correct? A. Energy levels are electrons…

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Q: which beam was used in Rutherford's experiment?

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Q: (a) What do you understand by the statement: "the energy of the electrons in an atom is quantized"?…

A: Quantized energy means that the electrons can possess only certain discrete energy values; values…

Q: 12. What does quantized mean? Give an example.

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Q: According to the bohr model, an atom with 7 electrons has how many PAIRS of electrons? Type your…

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