Cl2 - Study guides, Class notes & Summaries

Acids & Bases: 1. All are examples of Lewis acid-base reactions except (A) Cu2+(aq) + 4NH3(aq) →← [Cu(NH3)4]2+(aq) (B) HCl(g) + NH3(g) → NH4Cl(s) (C) H+(aq) + OH-(aq) →← H2O(l) (D) 2Na(s) + Cl2(g) → 2NaCl(s) - correct answer (D) 2Na(s) + Cl2(g) → 2NaCl(s) 2. According to the Lewis definition, an acid is a species (A) having a hydrogen ion. (B) donating a pair of electrons. (C) accepting a pair of electrons. (D) accepting a hydrogen ion. - correct answer (C) accepting ...

the physical material of the universe. It is anything that has mass and occupies space. CORRECT ANSWER Matter is made up of relatively few elements. CORRECT ANSWER Matter The smallest building block of matter. Smallest particle that retains the chemical property of the element (O, He, S). CORRECT ANSWER Atom Each _______ is made of the same kind of atom CORRECT ANSWER Element Combination of atoms held together in specific shapes CORRECT ANSWER Molecule No fixed volume or shape, co...

CLEP - NATURAL SCIENCE - MISC 2.0: EXAM REVIEW QUESTIONS AND ANSWERS/ Primary oocytes - -Present in reproductive organs at birth, typically present in great numbers in the female's ovaries at birth Undergo meiosis I forming one secondary oocyte and one smaller polar body. Both the secondary oocyte and the polar body undergo meiosis II Cleavage - -Division of the zygote into multiple cells Secondary spermatocytes - -Haploid cells that will develop into male gametes. The secondary sper...

ACS Gen Chem Practice Exam 77 Questions with Verified Answers Which is the strongest oxidizing agent? N a →← N a + + e - 2 . 7 1 V Cd →← Cd2+ + 2e- 0.40 V H2 →← 2H+ +2e- 0.00V Ag→← Ag++e- -0.80V (A) Na+ (B)H2 (C) Cd0 (D)Ag+ - CORRECT ANSWER Ag+ All are examples of Lewis acid-base reactions except Cu2+(aq) + 4NH3(aq) →← [Cu(NH3)4]2+(aq) HCl(g) + NH3(g) → NH4Cl(s) H+(aq) + OH-(aq) →← H2O(l) 2Na(s) + Cl2(g) → 2NaCl(s) - CORRECT ANSWER 2Na + Cl2 -&gt...

H2, Pd/C C=C --> C-C; ketone --> secondary ROH; aldehyde --> primary ROH; NO2 - -> NH2; CN--> NH2; imine --> NH2; 1 eq. will selectively reduce a C=C before a C=O, but excess will reduce both HNO3, H2SO4 Adds NO2 to Benzene (nitration) H2SO4, heat; H2O, heat 1. addition of SO3H to benzene (sulfonation) 2. removes SO3H from benzene (desulfonation) Cl2, AlCl3 add Cl to aromatic ring (halogenation); can also use Br2 and AlCl3; EAS Br2, FeBr3 add Br to aromatic ring (haloge...

the physical material of the universe. It is anything that has mass and occupies space. - correct answer Matter is made up of relatively few elements. - correct answer Matter The smallest building block of matter. Smallest particle that retains the chemical property of the element (O, He, S). - correct answer Atom Each _______ is made of the same kind of atom - correct answer Element Combination of atoms held together in specific shapes - correct answer Molecule No fixed...

the physical material of the universe. It is anything that has mass and occupies space. - Matter is made up of relatively few elements. - Matter The smallest building block of matter. Smallest particle that retains the chemical property of the element (O, He, S). - Atom Each _______ is made of the same kind of atom - Element Combination of atoms held together in specific shapes - Molecule No fixed volume or shape, conforms to volume and shape of container, is compressible - Gas Individua...

TEAS 7 Test Science, Exam Questions & Answers Mg(OH)2 + HCl -> The equation above is unbalanced. Which of the following shows the molar products of the neutralization reaction after balancing? A. 2MgCl2 + H2O B. 2MgCl2 + 2H2O C. MgCl2 + H2O D. MgCl2 + 2H2O - D. MgCl2 + H2O H+ + HCO3- <-> H2O + CO2 Based on the equation above occurring in blood, which of the following would result if the reaction is moving in a forward direction? A. Blood pressure will decrease B. The bloo...

TEAS 7 Test Science, Exam Questions & Answers Mg(OH)2 + HCl -> The equation above is unbalanced. Which of the following shows the molar products of the neutralization reaction after balancing? A. 2MgCl2 + H2O B. 2MgCl2 + 2H2O C. MgCl2 + H2O D. MgCl2 + 2H2O - D. MgCl2 + H2O H+ + HCO3- <-> H2O + CO2 Based on the equation above occurring in blood, which of the following would result if the reaction is moving in a forward direction? A. Blood pressure will decrease B. The bloo...

Atoms - Matter is made up of Atom - The the smallest distinguishable part of an element Theories - Can change overtime according to the evidence available Electrostatic forces - ALL atoms/molecules attract to one another due to Attractions - ________ lower potential energy of a system Repulsions - _____ raise potential energy of a system The attractive and repulsive forces are EQUAL or the potential energy is at a minimum - Stable systems form where The well - The most stable part of a g...