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HESI A2 Chemistry Updated for 2024-Graded A+ $10.19   Add to cart

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HESI A2 Chemistry Updated for 2024-Graded A+

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HESI A2 Chemistry Updated for 2024-Graded A+ atom basic building block of all molecules protons part of atom with a positive charge electrons part of atom with a negative electrical charge neutrons part of atom with no charge at all ion an atom that is electrically charged...

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  • May 19, 2024
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  • 2023/2024
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HESI A2 Chemistry Updated for 2024-Graded
A+
atom
basic building block of all molecules


protons
part of atom with a positive charge


electrons
part of atom with a negative electrical charge


neutrons
part of atom with no charge at all


ion
an atom that is electrically charged


cation
atom with a positive electrical charge


anion
atom with a negative electrical charge


periods
rows in the periodic table


groups
columns in the periodic table


Group IA
Group of Periodic table with a +1 charge. One electron in its outer shell. H Li Na K Rb Cs Fr


Group IIA
Group of Periodic table with a +2 charge. Two electrons in its outer shell Be Mg Ca Sr Ba Ra


Group IIIA
Group of Periodic table with a +3 charge. Three electrons in its outer shell B Al Ga In Ti Uut


Group IVA
Group of periodic table with either a +4 or a -4 charge. Four electrons in its outer shell C Si Ge Sn Pb
Uuq


Group VA

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