Polyatomic anion - Study guides, Class notes & Summaries

Chem 219 Unit 1 Exam Questions With 100% Correct Answers Strong Acids HCl, HBr, HI, H2SO4, HNO3, HClO4 Weak acids HF, HCN, HNO2, H3PO4, H2SO3 Which acids ionize in water? Strong acids Which acids dissolve in water? All acids Term when smallest unit of solution is a cation and anion: Ionized Tern for smallest unit of solution is molecule: Dissolve Ionization Rules 1. Soluble ionic compounds ionize 2. Insoluble ionic compounds do not ionize 3. Strong acids ionize 4. Weak acids do...

CHEM 210 TEST QUESTIONS 100% SOLUTIONS 2023 UPDATES Given the name endings below classify them as cation, monoatomic anion, polyatomic anion, metal element, and or nonmetal element 1. -ide 2. -ium 3. -ate 4. -ine 5. -ite - ANSWER 1. monatomic anion? 2. cation 3. polyatomic anion 4. nonmetal element 5. polyatomic anion monatomic vs polyatomic ions - ANSWER number of atoms What suffixes are used when oxygen is included in the formula? - ANSWER -ite and - ate How is the Rom...

silicates - Answer-any one of the numerous minerals that contain the silicon-oxygen tetrahedron as their basic structure. -account for more than 90% of earth's crust -iron, aluminum, gypsum, plaster for drywall. Oxides - Answer-metals bonded to oxygen -An oxide /ˈɒksaɪd/ is a chemical compound that contains at least one oxygen atom and one other element in its chemical formula Olivine - Answer-family of high-temperature silicate minerals that are black to olive green in color and ...

ionic compounds - correct answer -deals with charged particles -oppositely charged particles are attracted to each other -look for presence of metals and polyatomic ions molecular compounds - correct answer -share electrons -nonmetals -no polyatomic ions unless its an acid Type I metals - correct answer -ionic compounds -group 1A,2A,3A -one type of charge state -Name of ...

Straighterline CHEM101 Final Exam with Reviewed Questions and Answers 100% A+ Pass Mass Number - CORRECT ANSWER-total number of neutrons and protons in an atom; # protons + # electrons p - CORRECT ANSWER-Most nonmetallic elements are found in which block of the periodic table? Positive matter is concentrated in the central core - CORRECT ANSWER-Ernest Rutherford disproved J.J. Thomson's plum-pudding model of the atom by showing that... Potassium - CORRECT ANSWER-Plants use up co...

C₂H₃O₂⁻ acetate ClO⁻ hypochlorite ClO₂⁻ chlorite ClO₃⁻ chlorate ClO₄⁻ perchlorate CN⁻ cyanide CO₃²⁻ carbonate Cr₂O₇²⁻ dichromate CrO₄²⁻ chromate H₂PO₄⁻ dihydrogen phosphate H₃O⁺ hydronium HCO₃⁻ bicarbonate HPO₄²⁻ hydrogen phosphate HSO₄⁻ bisulfate MnO₄⁻ permanginate NH₄⁺ ammonium NO₂⁻ nitrite ...

Chapter 1—The Foundations of Chemistry MULTIPLE CHOICE 1. Which of the following statements is incorrect? a. A body in motion possesses kinetic energy because of its motion. b. An object possesses potential energy because of its position or composition. c. Nuclear energy is an important kind of potential energy. d. Chemical reactions and physical changes that release energy to their surroundings are endothermic. e. The Law of Conservation of Matter and Energy states that the combined ...

Cation vs Anion - Cation- positive charge Anion- negative charge Electromagnetic Spectrum - (Short λ) Gamma, Xray, Ultra Violet, Visible, Infrared, Micro, Radio (Long λ) Frequency vs Wavelength - Long Wavelength (λ)→Low Frequency (v) Short Wavelength (λ)→High Frequency (v) Principle Quantum Number - (n) - size of orbital 1,2,3,4... Angular Moment Quantum Number - (l) - Shape of orbital 0,1,2,3...n-1 Magnetic Quantum Number - M₁ - Orientation of ...

Knew ton Alta Chapter 4 Practice Exam Questions and Answers Graded A+ What is the chemical formula for the ionic compound magnesium oxide? a. MgO b. MnO2 c. Mg2O d. Mg2O3 a. MgO Magnesium forms a 2+ ion and oxygen forms a 2− ion. Putting these ions together gives the formula MgO, which is named magnesium oxide. What is the name of the oxyacid with chemical formula H3PO4? a. Phosphorus acid b. Phosphoric acid c. Phosphate acid d. Hydrophosphoric acid b. Phosphoric acid ...

Straighterline CHEM101 Final questions and answers latest top score. Mass Number - correct number of neutrons and protons in an atom; # protons + # electrons p - correct answer.Most nonmetallic elements are found in which block of the periodic table? Positive matter is concentrated in the central core - correct answer.Ernest Rutherford disproved J.J. Thomson's plum-pudding model of the atom by showing that... Potassium - correct answer.Plants use up c...