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The mass number of the atom of an elemen...

The mass number of the atom of an element is the sum of the number of protons and neutrons in the atom. (True / False)

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To determine whether the statement "The mass number of the atom of an element is the sum of the number of protons and neutrons in the atom" is true or false, we can follow these steps: ### Step-by-Step Solution: 1. **Understanding Mass Number**: - The mass number (A) of an atom is defined as the total number of protons and neutrons present in the nucleus of that atom. 2. **Identifying Protons and Neutrons**: ...
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Explore conceptually related problems

Mass number is the sum of the number of protons and neutrons in an atom.

The statements below are false. For each statement, replace the underlined term to make a true statement. The atomic number of an element is the number of protons and neutrons in the nucleus.

Knowledge Check

  • Atomic number of an element is 30 and its atomic weight is 65 . The number of protons and neutrons are

    A
    30 and 65
    B
    35 and 30
    C
    35 and 65
    D
    30 and 35

  • Atomic number of an element is 30 and its atomic are weight is 65. The number of protons and neutrons are

    A
    30 and 65
    B
    35 and 30
    C
    35 and 65
    D
    30 and 35

    • Similar Questions

    Explore conceptually related problems

    The mass number of a particular element which has equal number of protons and neutrons is 32. What is the electronic configuration of the atom and its stable ion ?

    (a) Describe Thomson's model of the atom. Which subatomic particle was not present in Thomson's model of the atom? (b) The mass number of an element is 18. It contains 7 electrons. What is the number of protons and neutrons in it? What is the atomic number of the element?

    If the atomic number (Z) and mass number (A) of an element X are related by the equation A+Z= 46 and the total number of neutrons in one atom of X is 16, then the total number of protons and electrons in one atom of element X='a'. Find value of 'a'

    (a) Describe the Rutherford's model of an atom. State one drawback of Rutherford's model of the atom (b) The mass number of an element is 23 and it contains 11 electrons. What is the number of protons and neutrons in it ? What is the atomic number of the element ?

    The nucleus of the atom of an element contains 17 protons and 18 neutrons. Calculate the atomic number and mass number of the element and represent them along with the symbol of the element.

    The nucleus of the atom of an element contains 17 protons and 18 neutrons. Calculate the atomic number and mass number of the element and represent them along with the symbol of the element.

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