Chemistry Challenge Quiz

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Test your knowledge of chemistry with fun and challenging questions!

Valery Ramos Ramirez

Colombia

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Chemistry Challenge Quiz


Chemistry Challenge QuizVersion en ligne Test your knowledge of chemistry with fun and challenging questions! par Valery Ramos Ramirez 1 Oxidation-reduction is a process... a Individual b Simultaneous c Simple inspection d Of energies 2 When a substance oxidizes... a Lose e- b Win e- c Nothing happen 3 The reaction Al³- ->Al ⁵+ is... a Oxidation b Reduction c Endothermic d Neutralization 4 Do metal give up or gain electrons? a Give up b Gain 5 What is a redox reaction? a It's a double displacement method b It is a chemistry reaction in which there is a transfer of electrons between two substances c It's a reducing agent in the equation d It's a method for balancing equations 6 Fe²+ -> Fe³+ is a oxidation reduction a False b True 7 What is a reduction reaction? a Cu -> Cu² b Mg² -> Mg⁴ c O⁴ -> O²- d Pb⁴ -> Pb⁷ 8 What is correct? a Zn -> Zn² Win e- b Mn² -> Mn¹- Lose e- c Fe¹ -> Fe³ Lose e- d O⁴ -> O⁶ Win e- 9 What is false? a Ag² -> Ag⁴ Lose e- b Pb² -> Pb³ Lose e- c Mc³-> Mc¹- Lose e- d Ti⁴ -> Ti⁷ Lose e- 10 In the next redox reaction, Identify the oxidizing agent and the reducing agent Zinc¹ -> Zinc⁴ Sn⁶ -> Sn³ a Oxidizing agent: Zinc¹. Reducing agent: Sn⁶ b Oxidizing agent: Sn⁶. Reducing agent: Zinc¹ c Oxidizing agent: Zinc⁴. Reducing agent: Sn³ d There aren't redox reaction