1. Atoms react with other atoms to achieve a more stable electron configuration by either gaining, losing, or sharing electrons. This process allows them to attain a full outer electron shell, reducing overall energy.

    Atoms react with other atoms to achieve a more stable electron configuration by either gaining, losing, or sharing electrons. This process allows them to attain a full outer electron shell, reducing overall energy.

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  2. All atoms of the same element have the same atomic number because it represents the number of protons in the nucleus, which determines the element's identity and chemical properties.

    All atoms of the same element have the same atomic number because it represents the number of protons in the nucleus, which determines the element’s identity and chemical properties.

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  3. The atomic number of hydrogen is 1, and the atomic number of carbon is 6. Atomic number denotes the number of protons in an atom's nucleus, defining its element.

    The atomic number of hydrogen is 1, and the atomic number of carbon is 6. Atomic number denotes the number of protons in an atom’s nucleus, defining its element.

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  4. An element's identity is determined by its atomic number, which represents the number of protons in its nucleus. This unique value distinguishes one element from another.

    An element’s identity is determined by its atomic number, which represents the number of protons in its nucleus. This unique value distinguishes one element from another.

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  5. The atomic number is denoted by the symbol "Z" and represents the number of protons in an atom's nucleus, distinguishing one element from another in the periodic table.

    The atomic number is denoted by the symbol “Z” and represents the number of protons in an atom’s nucleus, distinguishing one element from another in the periodic table.

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