Practice: Which element possesses a -2 charge when it combines with other elements?
Subjects
Sections | |||
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The Atom | 10 mins | 0 completed | Learn |
Subatomic Particles | 17 mins | 0 completed | Learn |
Isotopes | 17 mins | 0 completed | Learn Summary |
Ions | 28 mins | 0 completed | Learn |
Atomic Mass | 23 mins | 0 completed | Learn |
Periodic Table: Classifications | 11 mins | 0 completed | Learn |
Periodic Table: Group Names | 9 mins | 0 completed | Learn |
Periodic Table: Representative Elements & Transition Metals | 7 mins | 0 completed | Learn |
Periodic Table: Element Symbols | 7 mins | 0 completed | Learn |
Periodic Table: Elemental Forms | 6 mins | 0 completed | Learn |
Periodic Table: Phases | 9 mins | 0 completed | Learn |
Periodic Table: Charges | 20 mins | 0 completed | Learn |
Calculating Molar Mass | 10 mins | 0 completed | Learn |
Mole Concept | 38 mins | 0 completed | Learn Summary |
Law of Conservation of Mass | 6 mins | 0 completed | Learn |
Law of Definite Proportions | 10 mins | 0 completed | Learn |
Atomic Theory | 10 mins | 0 completed | Learn |
Law of Multiple Proportions | 6 mins | 0 completed | Learn |
Millikan Oil Drop Experiment | 9 mins | 0 completed | Learn |
Rutherford Gold Foil Experiment | 10 mins | 0 completed | Learn |
Additional Practice |
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Thomson's Cathode Ray Tube Experiment |
The Chadwick Neutron Experiment |
Mass Spectrometry |
Additional Guides |
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Periodic table Charges (ignore) |
Calculating Molar Mass (ignore) |
Calculating Grams to Moles |
Elements lose or gain electrons to have the ideal number of outer shell electrons like the noble gases.
Example #1: From what you know about ion formation and the Periodic Table, which ion would be unlikely to occur?
Example #2: Predict the charge that a gallium ion would possess.
Practice: Which element possesses a -2 charge when it combines with other elements?
Example #3: Predict the major charge of an ion if it were discovered to be in Period 10, Group 3B.
Practice: What is the likely charge of the element with an atomic number of 47?
Practice: How many electrons would the cadmium ion possess?
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