homework Flashcards
what is an element?
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An element is a fundamental item that can’t be easily broken into smaller pieces.
where do u find the atoms
An atom itself is made up of three tiny kinds of particles called subatomic particles: protons, neutrons, and electrons.
how big is an element
as u move along the element
what is istopes
each of two or more forms of the same element that contain equal numbers of protons but different numbers of neutrons
electronic structure
electron configuration is the distribution of electrons of an atom or molecule in atomic or molecular orbitals.
how big is an atom
atoms are tiny very small
where does an atom come from
Atoms were created after the Big Bang 13.7 billion years ago. As the hot, dense new universe cooled, conditions became suitable for quarks and electrons to form.