ADDITIONAL NOTES IN INORG CHEMISTRY Flashcards
Artificial Atmospheres
Nitrogen, Oxygen, Helium, Carbon dioxide & Nitrous Oxide
GROUP IA: ALKALI METALS
•Hydrogen
•Lithium
•Sodium
•Potassium
• not actually a metal
• Inflammable air
• Lightest element
Hydrogen
• Uses: Inflating balloons
Hydrogen
• Lightest metal
Lithium
• Use: heat exchanger in air conditioners
Lithium
drug of choice for mania
Lithium carbonate (Li₂CO₃)
• most abundant extracellular cation
• responsible for fluid retention
Sodium
• diuretic, urinary alkalizer, antacid, alkalinizing agent in Benedict’s
solution
Sodium acetate
• “baking soda”
• systemic antacid; carbonating agent
• Sodium bicarbonate (NaHCO₃)
• cathartic, urinary acidifier (under sodium)
Sodium dihydrogen phosphate (NaH₂PO₄)
• water soluble antioxidant (under sodium)
Sodium bisulfite (NaHSO₃)
antacid, carbonating agent (under sodium)
Sodium carbonate (Na₂CO₃)
electrolyte replenisher, preservative, condiment (under NA)
Sodium chloride
anticoagulant (under Na)
Sodium citrate
anticariogenic agent (Na)
Sodium fluoride
saponifying agent (Na)
• Sodium hydroxide (NaOH)
• oxidizing agent; disinfectant, bleaching agent (Na)
• Sodium hypochlorite (NaOCl or NaClO)
expectorant; solubilizer of Iodine (Na)
Sodium Iodide
vasodilator; antidote for cyanide poisoning
Sodium nitrite
Sodium nitrate (NaNO₃)
meat preservative
Sodium sulfate (Na₂SO₄)
cathartic
primary standard for Karl Fischer reagent
Sodium tartrate (Na₂C₄H₄O₆)
Sodium thiocyanate (NaSCN)
• hypotensive agent
treatment of cyanide poisoning.
• Sodium thiosulfate (Na₂S₂O₃)
• most abundant intracellular cations
• for muscular contraction
Potassium
diuretic, urinary alkalizer, antacid
Potassium acetate (C₂H₃KO₂)
antacid, carbonating agent
Potassium bicarbonate (KHCO₃)
Potassium bitartrate (KHC₄H₄O₆)
laxative
Potassium bromide (KBr)
depressant
Potassium carbonate (K₂CO₃)
antacid, carbonating agent
ingredient of toothpaste, mouthwashes, gargles
Potassium chlorate (KClO₃)
Potassium chloride (KCl)
electrolyte replenisher
Potassium citrate (K₃C₆H₅O₇)
diuretic, expectorant, diaphoretic
Potassium hydroxide (KOH)
• saponifying agent
Potassium iodide (KI)
expectorant, solubilizer of iodine
Potassium nitrate (KNO₃)
meat preservative
oxidizing agent, antidote for strychnine
Potassium permanganate (KMnO₄)
Potassium sodium tartrate
• cathartic, sequestering agent/chelating agent
• a mixture of potassium polysulfide and potassium thiosulfate
• ingredient of white lotion
Sulfurated Potash
• catalyst in polymerization of resin
Cesium (Cs)
• used in density gradient centrifugation (separates proteins)
• Cesium chloride
• hypothetical alkali metal
• diuretic, expectorant, anticariogenic, buffer
Ammonium
• Ammonium bromide (NH₄Br)
• sedative, depressant
• expectorant, respiratory stimulant, antacid, Ingredient of
aromatic ammonia spirit
• Ammonium carbonate: (NH₄)₂CO₃
Aromatic ammonia spirit
• respiratory stimulant
Ammonium chloride (NH₄Cl)
diuretic, expectorant, urinary acidifier
Ammonium iodide (NH₄I)
expectorant
GROUP IB: COINAGE METALS
•Copper (Cu)
•Silver (Ag)
•Gold (Au)
• only reddish colored metal
• 3rd most malleable metal, 3rd best conductor of electricity
• Protein precipitant
Cu (Copper)
• Used in preparation of Benedict’s, Barfoed’s, and Fehlings solution
(test of raduring agents)
• Emetic
Copper sulfate (CuSO₄)
• Antidote for phosphorus poisoning
• Component of Bordeaux mixture (an algicide/fungicide in swimming pools)
• Copper sulfate (CuSO₄)
Copper acetoarsenite
Insecticide
- 2ND most malleable metal
- 2nd best conductor of electricity
- Oligodynamic action
SILVER (Ag)
Silver (Ag) Poisoning is called ______.
argyria
- Removal of warts
- Eyewash for newly born babies of mothers with gonorrhea
Silver nitrate
dental protective, Ingredient of Tollen’s reagent
Ammoniated silver nitrate (𝐍𝐇𝟑)𝟐 𝐍𝐎𝟑
Silver iodide
germicide
Mild silver protein
antiseptic for the eyes
Strong Silver Protein
antiseptic for the ears, nose and throat
colloidal Silver Protein
general germicide
“king of all metals”
Gold (Au)
- Most malleable metal
- best conductor of electricity
- Compounds are used for the treatment of rheumatoid arthritis
Gold (Au)
GROUP II-A: ALKALINE-EARTH METALS
•BERYLLIUM (Be)
•MAGNESIUM (Mg)
•CALCIUM
•STRONTIUM (Sr)
•BARIUM (Ba)
•RADIUM (Ra)
- Most toxic metal
- Can cause lung carcinoma, chronic granuloma
Beryllium (Be)
- Lightest of all structurally important metal
- 2nd most abundant intracellular cation
Magnesium (Mg)
- natural calcium channel blocker
- also present in chlorophyll -present in Grignard Reagent (R-Mg-X)
Magnesium (Mg)
antacid; laxative
Magnesium carbonate & Magnesium hydroxide 𝐌𝐠 (𝐎𝐇)𝟐
antacid; component of universal antidote
Magnesium oxide (𝐌𝐠𝐎)
antacid (has prolonged effect due to gelatinous consistency of preparation)
Magnesium trisilicate 𝟐𝐌𝐠𝐎 ∙ 𝟑𝐒𝐢𝐎𝟑∙ 𝒏𝐇𝟐𝐎
cathartic; anticonvulsant
Magnesium sulfate (𝐌𝐠 𝐒𝐎𝟒)
adsorbent, filtering aid, clarifying agent, dusting powder (Mg compound)
Hydrated Magnesium silicate
Magnesium citrate 𝐌𝐠𝟑 (𝐂𝟔𝐇𝟓𝐎𝟕)𝟐
cathartic
- 2ND most abundant extracellular cation
- blood coagulation factor
Calcium
sedative (Ca compound)
Calcium bromide (𝐂𝐚𝐁𝐫𝟐)
- “Prepared /Precipitated chalk”
- antacid; carbonating agent→causes rebound hyperacidity
Calcium carbonate (𝐂𝐚𝐂𝐎𝟑)
- “Muriate of Lime”
- electrolyte replenisher
Calcium chloride
- Milk of Lime, Slaked Lime, Calcium hydrate
- saponifying agent
Calcium hydroxide [ 𝐂𝐚 (𝐎𝐇𝟐)]
- Lime, Quick Lime; Calx
- preparation of various insecticide; Bordaux mixture
Calcium oxide 𝐂𝐚𝐎
- “bone ash”
- antacid
Calcium phosphate [ 𝐂𝐚 𝟑 (𝐏𝐎𝟒)𝟐 ]
- bleaching agent, disinfectant (Ca compound)
Calcium hypochlorite 𝐂𝐚 (𝐂𝐥𝐎)𝟐
- Plaster of Paris
- Gypsum (mineral source)
- Terra Alba (white cement)
- preparation of surgical casts; dentifrice
Calcium sulfate
Calcium sulfate hydrated→ _______
𝐂𝐚𝐒𝐨𝟒∙ 𝟏/𝟐 𝐇𝟐𝐎
- flame test: crimson color
- salts are used in red pyrotechnics
Strontium (Sr)
- temperature desensitizing agents (Sr compound)
Strontium chloride (Sensodyne)
- Flame test: yellow /apple grem color
- salts are used in green pyrotechnics
BARIUM (Ba)
- radiopaque substance for GIT imaging; contrast medium
Barium sulfate
- carbon dioxide absorbent
Barium hydroxide
- radioactive substance discovered by Marie Cury
RADIUM (Ra)
• aka Zinc Family
• melting points
• volatilized at RT
GROUP IIB: VOLATILE METALS
- metal present in insulin
- as container for batteries and dry cells
ZINC (Zn)
- protective coating of galvanized iron→steel coated with zinc
- astringent, antiseptic, antiperspirant, protectant
ZINC (Zn)