What is the oxidation state of chlorine in Cl₂?, -1, 1, 2, 0, What is the oxidation state of oxygen in O₂?, -1, 1, 2, 0, What is the oxidation state of nitrogen in NO₃⁻?, +3, +4, +5, +6, What is the oxidation state of nitrogen in HNO₃?, +3, +4, +5, +6, Which of the following is true about oxidation?, Gain of electrons, decrease in oxidation state, Loss of electrons, increase in oxidation state, Loss of electrons, decrease in oxidation state, Gain of electrons, increase in oxidation state, The purpose of a salt bridge in a galvanic cell is to:, Generate electrons, Maintain electrical neutrality , Prevent the redox reaction from occurring, Act as an electrode, Which type of substance is completely ionized in water?, Weak electrolyte, Nonelectrolyte, Strong electrolyte, weak acids, In the reaction 2Na + Cl₂ → 2NaCl, the oxidation state of sodium changes from:, 0 to +1, +1 to 0, 0 to -1, -1 to 0, What is the sum of oxidation states of all atoms in a neutral molecule?, +1, -1, 0, Unkown .

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