Semmelweis Entrance Exam Chemistry - 2023 Questions + Answers Graded A+

Strong base examples {Ans: LiOH, NaOH, KOH, RbOH, CsOH, Ca(OH)2, Sr(OH)2, Ba(OH)2}examples of aromatic hydrocarbons {Ans: benzene and toluene}Carboxylic acid derivatives {Ans: esters, amides, anhydrides}sulfur compounds {Ans: pyrite (iron sulfide), cinnabar (mercury sulfide), galena (lead sulfide), sphalerite (zinc sulfide), and stibnite (antimony sulfide)}Lewis Structure acetic acid (carboxylic acid) {Ans: }Functional groups {Ans: A specific configuration of atoms commonly attached to the carbon skeletons of organic molecules and involved in chemical reactions.}Nomenclature phenyl (confusing one) {Ans: benzene ring therefore benzene}Nomenclature carboxylic acids {Ans: -oic acid}Lewis structure of ammonia {Ans: trigonal pyramidal}Weak acids {Ans: H2SO3, HNO2, HF, HCO2H, H3PO4}Nomenclature ether {Ans: -oxy}The mole concept {Ans: A method that allows the relative number of reactant particles involved in a chemical reaction to be known}Lewis structure of CO2 {Ans: linear}nitrogen compounds {Ans: ammonia, hydrogen cyanide, cyanogen, and nitrous or nitric acid}isomer example {Ans: }Atomic mass is the same as {Ans: Number of protons and neutrons}chemical properties of alcohols {Ans: - combustion - Alcohols can be reacted with carboxylic acid to form esters}Increasing temperature equilibrium shift {Ans: endothermic - shifts right exothermic - shifts left}Functional group alkanes