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2. Atoms & Elements

Ions

2. Atoms & Elements

Ions

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Multiple Choice
Give the correct number of protons, neutrons and electrons for the following isotope:.
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Multiple Choice
In which pair are the two species both isoelectronic and isotopic?
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Multiple Choice
One isotope of a metallic element has a mass number of 65 and 35 neutrons in the nucleus. The cation that this atom forms has 28 electrons. What is the symbol of the cation?
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Multiple Choice
Which of the following is the symbol for the ion with a +4 charge, 30 neutrons and 21 electrons?
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Open Question
Fill in the gaps for the following table.
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Textbook Question
In the following reaction
which sphere represents a metal and which represents a nonmetal?
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Textbook Question
How many protons, neutrons, and electrons are in 107Ag+? (LO 2.21)(a) protons = 47, neutrons = 60, electrons = 46 (b) protons = 47, neutrons = 107, electrons = 48 (c) protons = 60, neutrons = 47, electrons = 47 (d) protons = 47, neutrons = 107, electrons = 46
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Textbook Question
Which neutral atom is isoelectronic with each of the following ions? Ga³⁺, Zr⁴⁺, Mn⁷⁺, I⁻, Pb²⁺.
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