전기 및 전지 화학 공업

(1) 산,염기 1) 아레니우스 소금기 : (산) 물에 녹아 H+생성, (염기) 물에 녹아 OH-생성 2) 브룬스테드-로우리소금기 : (산) H+ 주뚜껑, (염기) H+ 마개 3) 루이스 소금기 : (산) 전자쌍마개, (염기) 전자쌍마개 (1) 산,염기 1) 아레니우스 소금기 : (산) 물에 녹아 H+생성, (염기) 물에 녹아 OH-생성 2) 브룬스테드-로우리소금기 : (산) H+ 주뚜껑, (염기) H+ 마개 3) 루이스 소금기 : (산) 전자쌍전, (염기) 전자쌍전

산염기범위 산염기범위

사진출처: https://m.post.naver.com/viewer/postView.nhn?volumeNo=11007425&memberNo=22603451&vType=VERTICAL 사진출처: https://m.post.naver.com/viewer/postView.nhn?volumeNo=11007425&memberNo=22603451&vType=VERTICAL

The marginal acid and base of the definition method of acid and base!? The definition we originally knew about acids and bases was that substances that produce H+ from aqueous solutions were acids, aqueous solutions…m.post.naver.com The marginal acids and bases of the definition method of acids and bases!? The original definition of acid and base is that the substance that produces H+ from an aqueous solution is acid, an aqueous solution… m.post.naver.com

(2) Oxidation and reduction reaction 1) Definition: Chemical reaction in which the oxidation number of atoms changes 2) Oxidation: Oxidation number (+); electrons (-); oxygen (-); hydrogen (-) (3) ionization tendency – metal tends to lose electrons and become a yaion – large elements are oxidized 1) ionization tendency = be highly reactive = be susceptible to oxidation * Calcanama al-Achulnijnaps (small) Counce (silver) Silver platinum (2) Oxidation and reduction reaction 1) Definition: Chemical reaction in which the oxidation number of atoms changes 2) Oxidation: Oxidation number (+); electrons (-); oxygen (-); hydrogen (-) (3) ionization tendency – metal tends to lose electrons and become a yaion – large elements are oxidized 1) ionization tendency = be highly reactive = be susceptible to oxidation * Calcanama al-Achulnijnaps (small) Kouns silver platinum

Photo Source: https://blog.naver.com/chaeee1111/223113666948 Photo Source: https://blog.naver.com/chaeee1111/223113666948

[Chemistry] Oxidation-reduction reactions (oxidation-reduction, redox) (oxidation-reduction, redox)/❝ chemical reactions in which oxidized water (oxidation state) of atoms is different ❞ Reduction: blog.naver.com [Chemistry] Oxidation-reduction reaction (oxidation-reduction, redox) with oxidizing water, oxidizing agent and reducing agent (oxidation-reduction, redox)/❝ Chemical reaction with different oxidizing water (oxidizing state) of atoms ❞ oxidation and reduction …blog.naver.com

2. Battery Principle 1) CHEMICAL BATTERY-GALVANI BATTERY: GENERATION OF ELECTRIC E BY SPONTANEOUS CHEMICAL REACTION-ELECTROLYTIC BATTERY: SPONTANEOUS CHEMICAL RE 2)Battery display and principles A. Volta battery: (-) pole: Zn/electrolyte: H2SO4/ (+) pole: copper-(-) pole: Zn->Zn2+++2e-(oxidation) pole: 2H+2e->H2(reduction) 2. Battery Principle 1) CHEMICAL BATTERY-GALVANI BATTERY: GENERATION OF ELECTRIC E BY SPONTANEOUS CHEMICAL REACTION-ELECTROLYTIC BATTERY: SPONTANEOUS CHEMICAL RE 2)Battery Labeling and Principles A. Volta Battery: (-) Poles: Zn/Electrolyte: H2SO4/ (+) Poles: Copper-(-) Poles: Zn-> Zn2+++2e-(oxidation) Poles: 2H+2e->H2(reduction)

STRUCTURE OF BOLTER BATTERY [Source: Zum Learning Encyclopedia] [Source] Chemical Battery (Volta Battery, Daniel Battery) | Author STRUCTURE OF DONGLE BOLTER BATTERY [Source: Zum Learning Encyclopedia] [Source] Chemical Battery (Volta Battery, Daniel Battery) | Author dongle

B. Daniel battery ㅣ(-) pole: Zn/(+) pole: Cu/electrolyte: CuSO4, ZnSO4 B. Daniel battery ㅣ(-) pole: Zn/(+) pole: Cu/electrolyte: CuSO4, ZnSO4

STRUCTURE OF DANIEL BATTERY [Source: Zum Learning Encyclopedia] [Source] Chemical battery (volta battery, Daniel battery) | author STRUCTURE OF DONGLE DANIEL BATTERY [Source: Zum Learning Encyclopedia] [Source] Chemical battery (volta battery, Daniel battery) | author dongle

3) Standard reduction potential: Standard reduction potential = Cathode reduction potential value – anode reduction potential value – The larger the standard reduction potential -> Oxidant -The smaller the standard reduction potential, the better oxidation ->Reduction agent *Additional explanation: https://ywpop.tistory.com/8309 3) Standard reduction potential: Standard reduction potential = Cathode reduction potential value – anode reduction potential value – The larger the standard reduction potential -> Oxidant -The smaller the standard reduction potential, the better oxidation ->Reduction agent *Additional explanation: https://ywpop.tistory.com/8309

Calculate the standard electromotive force from the standard reduction potential. The electrode potential is calculated from the strength property standard reduction potential. Calculate the standard electromotive force for the next reaction of the strength property for the electrode potential. Cr2O7^2-(aq) + 14H^+(aq) + 6I^-(aq) → 2Cr^3+(aq) + 3I2(s) + 7H2O(l) ————————————————— (Reference: Standard reduction potential diagram) https://ywpop.tistory.com/7027 ) E°_cell = E°_red (reduction electrode) – E°_red (oxidizing electrode) = (Standard reduction potential of reduced substances) – (Standard rings of oxidized substances… ywpop.tistory.com Calculate standard electromotive force from standard reduction potential. The electrode potential is calculated from the strength property standard reduction potential. Calculate the standard electromotive force for the next reaction of the strength property for the electrode potential. Cr2O7^2-(aq) + 14H^+(aq) + 6I^-(aq) → 2Cr^3+(aq) + 3I2(s) + 7H2O(l) ————————————————— (Reference: Standard reduction potential diagram) https://ywpop.tistory.com/7027 ) E°_cell = E°_red (reduction electrode) – E°_red (oxidizing electrode) = (Standard reduction potential of reduced substances) – (Standard rings of oxidized substances… ywpop.tistory.com

 

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