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Structure of th...

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  • Question 1
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    Use the following information to answer the next question.

    In Rutherford's experiment, atoms in a gold foil were bombarded with α-rays. Rutherford observed that most of the rays passed through the foil and a few were diverted or completely bounced back.

    Which of the following statements is not in accordance to Rutherford’s experiment?

  • Question 2
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    The atomic mass and atomic number of chromium are 52 and 24 respectively. The number of neutrons in an atom of chromium will be

  • Question 3
    1 / -0

    The constituent fundamental particles of an atom are

  • Question 4
    1 / -0

    Isobars can be defined as

  • Question 5
    1 / -0

    Use the following information to answer the next question.

    Nancy is studying the structure of an atom and she notices the symbol, 12C. She knows that the atomic number of carbon is 6 and observes that the number of neutrons present in 12C is stated incorrectly as 8.

    Nancy correctly calculates the number of neutrons in 12C as

  • Question 6
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    Use the following information to answer the next question.

    The mass number and atomic number of an element is 192 and 77 respectively.

    The number of protons in an atom of the same element is

  • Question 7
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    Use the following information to answer the next question.

    The element with atomic number 11 has a mass number of 23.

    The number of neutrons present in the atom is

  • Question 8
    1 / -0

    Which of the following pairs is always present in equal numbers inside an atom?

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