Formation of IONS
Presentation
•
Chemistry
•
9th Grade
•
Hard
Damir Isak
Used 9+ times
FREE Resource
12 Slides • 0 Questions
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Formation of IONS
-understand how some atoms complete their shells
-write chemical formula of compounds
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Problem
What are the number of neutrons and the charge of bromine ion?
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Solution
A = p + n
n = A - p = 80 - 35 = 45
n = 45
q + e = p
q = p - e = 35 - 36 = -1
q = -1
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Writing formulas
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Example
NaCl
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Example
KNO3
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Exercises
Formation of IONS
-understand how some atoms complete their shells
-write chemical formula of compounds
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