2.1 Flashcards
(3 cards)
1
Q
What is the role of protons neutrons and electrons in the atom.
A
Proton determines element, neutrons determines weight, electrons are used to balance charge and chemical reactions
2
Q
An atom has 8 protons, 8 neutrons, and 10 electrons. What is the element? Mass number? Net charge?
A
Carbon, 16, -2
3
Q
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A
