GEN INORG CHEM EXAM WITH 100% CORRECT ANSWERS 2024

GEN INORG CHEM EXAM WITH 100% CORRECT ANSWERS 2024 Atomic weights and Chemical Reactivity - answerMendeleev arranged the elements according to A) atomic number and atomic weight. B) atomic weight and chemical reactivity. C) electron configuration and atomic weight. D) physical state and relative abundance Periods - answerThe horizontal rows of the periodic table are called A) groups. B) periods. C) triads. D) elements. Sulfur - answerWhich of the following elements has chemical properties similar to oxygen? A. Fluorine B. Hydrogen C. Nitrogen D. Sulfur Chemical reaction requires 3 GRAMS of oxygen - answerWhich of the following underline items is not an intensive property? A. A chemical reaction requires 3 GRAMS of Oxygen B. Solid Copper Hydroxide is BLUE colored C. The DENSITY of helium at 25degc is 1.64x10-4 D. the melting point of aluminum metal is 933K Germanium - answerWhich if the following elements is classified as semimetal? A. calcium B. germanium C. Fluorine D. uranium NaO2CC6H4CO2K - answerPhthalic acid is a diprotic acid having the formula HO2CC6H4CO2H that can be converted to a salt by reaction with base. Which of the following is expected to be most soluble in water? A) HO2CC6H4CO2H B) HO2CC6H4CO2Na C) HO2CC6H4CO2K D) NaO2CC6H4CO2K CH3CH2NH2 - answerWhich of the following compounds is not an Arrhenius acid? A) CH3CO2H B) CH3CH2NH2 C) HNO2 D) H2SO4 Mg2+ - answerWhich of the following is a Lewis Acid? A. NH3 B. Mg2+ C. CO D. Ethanol Thomson's Cathode Ray Tube Experiment - answerThe charge to mass ratio of an electron was established by A. Milikan's oil drop experiment B. Rutherford's Gold foil experiment C. Thomson's Cathode ray tube experiment D. None of these Rutherford's gold foil experiment. - answerThe current model of the atom in which essentially all of an atom's mass is contained in a very small nucleus, whereas most of an atom's volume is due to the space in which the atom's electrons move was established by A) Millikan's oil drop experiment. B) Rutherford's gold foil experiment. C) Thomson's cathode ray tube experiment. D) None of these Passed directly through the foil undeflected - answerMost of the alpha particles directed at a thin gold foil in rutherford's experiment A) bounced directly back from the foil B) passed directly through the foil undeflected C) passed through the foil but were deflected at an angle D) were absorbed by the foil II and IV - answerWhich of the following stateme