Cn⁻ cyanide - Study guides, Class notes & Summaries

Ammonium ion Ξ -:- NH₄⁺ Nitrate ion Ξ -:- NO₃⁻ Nitric Acid Ξ -:- HNO₃ Covalent bond Ξ -:- A covalent bond is the strong electrostatic attraction between a shared pair of electrons and the nuclei of the bonded atoms Dative covalent bond Ξ -:- A dative covalent bond is a shared pair of electrons where both electrons are from the same atom Cyanide ion Ξ -:- CN⁻ Shape of molecule with *2* bonded electron pairs Ξ -:- Linear, 180 ° Shape of molecule with *3* bonde...

DAT Polyatomic Ions Final Study Questions Correctly Answered. hydroxide - CORRECT ANSWER OH⁻¹ cyanide - CORRECT ANSWER CN⁻¹ acetate - CORRECT ANSWER C₂H₃O₂⁻¹ perbromate - CORRECT ANSWER BrO₄⁻¹ bromate - CORRECT ANSWER BrO₃⁻¹ bromite - CORRECT ANSWER BrO₂⁻¹ hypobromite - CORRECT ANSWER BrO⁻¹ perchlorate - CORRECT ANSWER ClO₄⁻¹ chlorate - CORRECT ANSWER ClO₃⁻¹ chlorite - CORRECT ANSWER ClO₂⁻¹ hypochlorite - CORRECT ...

SO₄²⁻ correct answers Sulfate ion SO₃²⁻ correct answers Sulfite ion HSO₄⁻ correct answers Hydrogen sulfate ion S₂O₃²⁻ correct answers Thiosulfate ion NO₂⁻ correct answers Nitrite ion NO₃⁻ correct answers Nitrate ion ClO⁻ correct answers Hypochlorite ion ClO₂⁻ correct answers Chlorite ion ClO₃⁻ correct answers Chlorate ion ClO₄⁻ correct answers Perchlorate ion HPO₃²⁻ correct answers Hydrogen phosphite ion HPO₄²⁻...

DAT - Common Ions 100% Correct NH4+ Ammonium H3O+ Hydronium Hg2 2+ Mercury (I) H2PO 3- Dihydrogen Phosphite H2PO 4- Dihydrogen Phosphate HCO 3- Hydrogen Carbonate HSO 3- Hydrogen Sulfite HSO 4- Hydrogen Sulfate NO 2- Nitrite NO 3- Nitrate OH- Hydroxide CH3COO- Acetate CrO 2- Chromite CN- Cyanide CNO- Cyanate CNS- Thiocyanate MnO4- Permanganate ClO- Hypochlorite ClO 2- Chlorite ClO 3- Chlorate ClO 4- Perchlorate BrO- Hypobromite BrO 2- Bromite BrO 3- Bromate BrO 4- Perbrom...

AQA A-Level CHEMISTRY 7405/2 Paper 2 Organic and Physical Chemistry Mark scheme June 2022. Brown colour removed Goes colourless Allow (orange) brown to colourless Allow purple to colourless 1 (AO3) Question Answers Additional Comments/Guidelines Mark 01.5 As T increases rate (1/t ) increases OR time for completion decreases Exponentially OR By a greater/ increasing factor Many more particles have E ≥ Ea Or rate increases more and more as temp increases i.e. description of exponen...

Polyatomic Ions Test Questions and Answers ammonium ion - Answer-NH₄⁺ hydronium ion - Answer-H₃O⁺ acetate ion - Answer-C₂H₃O₂⁻ (or CH₃COO⁻) azide ion - Answer-N₃⁻ hydroxide ion - Answer-OH⁻ peroxide ion - Answer-O₂²⁻ carbonate ion - Answer-CO₃²⁻ hydrogencarbonate ion - Answer-HCO₃⁻ bicarbonate ion - Answer-HCO₃⁻ chromate ion - Answer-CrO₄²⁻ dichromate ion - Answer-Cr₂O₇²⁻ cyanide ion - Answer-CN⁻ perbr...

A-level CHEMISTRY 7405/1 Paper 1 Inorganic and Physical Chemistry Mark scheme June 2023 Version: 1.0 Final AQA A-level CHEMISTRY 7405-1 Paper 1 Inorganic and Physical Chemistry Mark scheme June 2023, Exams for Chemistry *206A74051/MS* AQA A-level CHEMISTRY 7405-1 Paper 1 Inorganic and Physical Chemistry Mark scheme June 2022, Exams for Chemistry Mark schemes are prepared by the Lead Assessment Writer and considered, together with the relevant questions, by a panel of subject teach...

Honors Chemistry - Polyatomic Ions C₂H₃O₂⁻ ️acetate NH₄⁺ ️ammonium CO₃²⁻ ️carbonate ClO₃⁻ ️chlorate ClO₂⁻ ️chlorite CrO₄²⁻ ️chromate CN⁻ ️cyanide Cr₂O₇²⁻ ️dichromate H₂PO₄⁻ ️dihydrogen phosphate HCO₃⁻ ️hydrogen carbonate (or bicarbonate) HPO₄²⁻ ️monohydrogen phosphate HSO₄⁻ ️hydrogen sulfate (or bisulfate) HSO₃⁻ ️hydrogen sulfite (or bisulfite) OH⁻ ️hydroxide ClO⁻ ️hypoch...

A-level CHEMISTRY 7405/2 Paper 2 Organic and Physical Chemistry Mark scheme June 2024 Version: 1.0 Final Mark schemes are prepared by the Lead Assessment Writer and considered, together with the relevant questions, by a panel of subject teachers. This mark scheme includes any amendments made at the standardisation events which all associates participate in and is the scheme which was used by them in this examination....

Ammonium - correct answer NH₄⁺ Cyanide - correct answer CN -1 Acetate - correct answer C₂H₃O₂⁻1 Hydroxide - correct answer OH -1 hydronium - correct answer H₃O⁺ Mono - correct answer 1 Di - ...