Unit 01 - Ejercicios Química Inglés PDF

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Ejercicios Química Inglés...

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CHEMISTRY(AFRE–International)  Unit1:CompositionofMatter  Suggestedexercises  1) Arrangethefollowinginorderofincreasingoxidationstateofchlorine:  NaClO,NaClO3,NaClO2,andNaClO4 a) NaClO,NaClO2,NaClO3,NaClO4 b) NaClO4,NaClO3,NaClO2,NaClO c) NaClO,NaClO3,NaClO2,NaClO4 d) NaClO4,NaClO,NaClO3,NaClO2 e) NaClO3,NaClO2,NaClO,NaClO4  2) Whatistheoxidationstateofchlorineinsodiumhypochlorite? a) +1 b) ‐1 c) +2 d) +3 e) +5  3) Choosetheincorrectoxidationstate: a) Clis+5inHClO3 b) Cis+4inCS2 c) Sis+6inH2SO3 d) Cis‐2inCH3OH e) Bris+3inBrF3  4) ThecorrectchemicalnameforthecompoundSbCl3is: a) stannoustrichloride b) antimoniumtrichloride c) antimonytrichloride d) antimonium(III)chloride e) antimony(III)chloride  5) WritethenameforCa3(PO4)2: a) calcium(III)phosphite b) calcium(II)phosphite c) calciumphosphate d) tricalciumphosphorustetraoxide e) calciumphosphite  6) Whichofthefollowingisamolecularcompound? a) NaCN b) LiOH c) SrI2 d) ZnS e) P4O10

Spring2019

 7) Whichofthefollowingisanioniccompound? a) LiCl b) NO2 c) PCl3 d) CF4 e) SeBr2  8) Hydratesare: a) moisturesensitivehygroscopicinorganicsalts b) compoundsinwhicheachformulaunithasoneormorewatermoleculesassociatedwithit c) readilysolubleinwaterandreleaseenergy d) organiccompoundsthatcontainoxygentogetherwithusualcarbonandhydrogen e) concentratedsolutionsofsaltsinwater  9) Choosetheincorrectnameformulacombination: a) HNO2nitrousacid b) Fe2(SO4)3iron(III)sulfite c) LiCNlithiumcyanide d) Na2CO3sodiumcarbonate e) Ba(OH)2bariumhydroxide  10)Choosetheincorrectnameformulacombination: a) Fe2(SO4)3iron(III)sulfate b) HBrO3bromicacid c) PCl5phosphoruschloride d) SCl4sulfurtetrachloride e) Sr(IO3)2strontiumiodate 

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