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31 May, 06:18

Element X has a mass number of 40 and an atomic number of 20, and element Y has a mass number of 56 and an atomic number of 26. Element X has

more neutrons and fewer electrons than element Y.

more neutrons and electrons than element Y.

fewer neutrons and electrons than element Y.

fewer neutrons and more electrons than element Y.

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Answers (2)
  1. 31 May, 08:22
    0
    The element X has 20 neutrons and 20 protons so it has 20 elecrtons too.

    the element Y has 30 neutrons and 26 protons so it has 26 elecrtons too.

    as a result;

    The element X has fewer neutrons and fewer electrons than element Y.
  2. 31 May, 09:40
    0
    Element X has Fewer Neutrons and fewer Electrons that Element Y
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Home » Physics » Element X has a mass number of 40 and an atomic number of 20, and element Y has a mass number of 56 and an atomic number of 26. Element X has more neutrons and fewer electrons than element Y. more neutrons and electrons than element Y.
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