Examlex
To read, you have to recognize that letters are __________, and match a __________ to each letter or letter combination.
Given Element
A chemical element specified or identified in a particular context or situation.
Protons Only
Describes an atomic composition focusing solely on protons, the positively charged particles in an atom's nucleus, ignoring other particles.
Atomic Number
The atomic number of an element is the number of protons in the nucleus of an atom, defining the element and determining its position in the periodic table.
First Energy Level
The initial level of energy that an electron in an atom can have, closest to the nucleus.
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