Vocab Bloom Hub

atomic number

/əˈtɒmɪk ˈnʌmbə/

翻译: 原子核中质子的数量,决定元素的化学性质和它在元素周期表中的位置。也称原子序数。

1 个条目

phrase

/əˈtɒmɪk ˈnʌmbə/C1formalscientific
  • zh原子核中质子的数量,决定元素的化学性质和它在元素周期表中的位置。也称原子序数。

The number of protons found in the nucleus of an atom of a chemical element, which determines the element's identity and its position in the periodic table.

  1. B2formal

    The number of protons found in the nucleus of an atom of a chemical element, which uniquely identifies that element.

    zh原子序数

    • Hydrogen has an atomic number of 1.
    • The atomic number determines the element's position in the periodic table.
    • Carbon's atomic number is 6, meaning it has 6 protons.