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3 cards from this section. Quick, good the night before a test.
What is a radical?
Think about atoms that gain or lose electrons.
Give an example of a positive radical.
Remember, cations are positive.
What do we call positively charged ions?
Think of the charge.
True or False: Anions have more protons than electrons.
Focus on the definition of an anion.
A solution contains Na⁺, Cl⁻, and SO₄²⁻ ions. Write the empirical formula for any two compounds that can be formed from these ions.
Think about the balance of charges when pairing ions.
Discuss the importance of knowing about radicals in acid-base chemistry.
Focus on how cations and anions interact.
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