INORGANIC CHEMISTRY

CHE 432

EXPERIMENTS

1	2	3
4	5	6
7	8	9

EXP. 1: PREPARATION OF TRIALKYLBORANES

boric acid

n-propyl alcohol, 100 ml

toluene, 100 ml

phenolphthalein, 10 ml

poly (vinylacohol), 25 g

6 M sodium hydroxide, 100 ml

25 mlRB flask, 4 needed

Dean Stark Apparatus, 4 needed

condenser, 4 needed

25 ml beaker, 4 needed

100 ml beaker, 4 needed

25 ml graduated cylinder, 4 needed

25 ml heating mantles, 4 needed

thermometer, 4 needed

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EXP. 2: THE OXIDATION STATES OF TIN

tin granular, 10 g

iodine, 25 g

methylene chloride, 100 ml

tin foil, 10 g

zinc granular, 10 g

0.1 M copper sulfate (cupric sulfate), 10 ml

HCl, conc., 25 ml

crystallizing dish , 4 needed

round bottom flask, 25 ml, 4 needed

small stirring bars, 4 needed

hot plate with stirrer, 4 needed

glass funnel, 4 needed

beaker, 25 ml, 12 needed

fritted funnels, 4 needed

erlenmeyer flask, 25 ml, 4 needed

watch glasses, 4 needed

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EXP. 3: Preparation of a tetraazamacrocycle

ethylenediamine, 2.8 g

nickel(II) chloride hexahydrate, 2.4 g

ethanol, 25 ml

sodium perchlorate, 2 g

acetone, 25ml

beaker, 250 ml

beaker, 400 ml

sintered glass filter funnel

small stirring bar

hot plate with stirrer

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EXP. 4: GEOMETRIC ISOMERIZATION

cobalt (II) chloride hexahydrate, 5 g

ethylene diamine, 10 ml

HCl, conc., 50 ml

methanol, 50 ml

ether, 50 ml

side arm test tube, 4 needed

tygon tubing, 10 ft

one hole stoppers, 4 needed

watch glass, 4 needed

hot plate with stirrer, 4 needed

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EXP. 5: SYNTHESIS OF METAL ACETYLACETONATES

chromium (III) chloride hexahydrate, 10 g

urea, 25 g

pentanedione, 2,4-, 25 ml

manganese (II) chloride tetrahydrate, 10 g

potassium permanganate, 2 g

sodium acetate trihydrate, 1 g

hot plate with stirrer, 4 needed

stirring bar, 4 needed

watch glass, 4 needed

erlenmeyer flask, 25 ml, 4 needed

graduated cylinder, 10 ml, 4 needed

beaker, 150 ml, 4 needed

beaker, 25 ml, 4 needed

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EXP. 6: DETERMINATION OF CHANGE IN TEMPERATURE IN Cr (III) COMPL

chromium (III) nitrate nonohydrate, 10 g

zinc granular, 5 g

ethylene diamine, 10 ml

chromium (III) chloride hexahydrate, 10 g

methanol, 25 ml

round bottom flask, 10 ml, 4 needed

hot plate with stirrer or heating mantle, 4 needed

stirring bar, 4 needed

condenser, 4 needed

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EXP. 7: PLATINUM (II) COMPLEXES THE TRANS EFFECT

potassium tetrachloroplatinate, 2 g

pyridine, 10 ml

HCl, conc., 25 ml

stirring bar, 4 needed

vial, 2 dram, 4 needed

hot plate with stirrer, 4 needed

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EXP. 8: PREPARATION OF COPPER GLYCINE COMPLEXES

copper (II) acetate monohydrate, 5 g

glycine, 5 g

ethanol, 95%, 25 ml

erlenmeyer flask, 25 ml, 8 needed

hot plate with stirrer, 4 needed

side arm test tube, 4 needed

fritted funnel, 4 needed

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EXP. 9: WILKINSON'S CATALYST

rhodium (III) chloride trihydrate, 2 g

triphenyl phosphine, 10 g

ethanol, absolute, 200ml

ether, 100 ml

heptanal, 10 ml

round bottom flask, 25 ml, 4 needed

reflux condenser, 4 needed

heating mantles, 25 ml, 4 needed

stirring bar, 4 needed

hot plate with stirrer, 4 needed

fritted funnel, 4 needed

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