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What property of magnesium trisilicate makes it useful as an antacid?
Which of the following is used as a component in tests for reducing sugars?
Which of the following is an antidote for phosphorus poisoning?
Which of the following cupric compounds is commonly known as 'Paris Green'?
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What is the primary color of Cu+2 salts when subjected to a non-luminous flame?
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What is the primary characteristic of the Group IB metals, including copper, silver, and gold?
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Which metal listed is primarily known for its oligodynamic effect?
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What is the Latin name for silver?
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What condition is associated with the prolonged use of silver preparations?
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What is one of the uses of silver nitrate in medical applications?
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Which of the following best describes the appearance of silver metal?
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Which metal is the best conductor of electricity?
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What natural resource is the Latin name for copper derived from?
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What is Auranofin primarily used for?
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Which of the following has a stronger antiseptic action than mild silver protein?
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Which brand is associated with Auranofin?
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What is a primary use of Silver sulfadiazine?
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What is the chemical form of zinc mentioned in the content?
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Which complex is used for the IV treatment of lupus erythematosus?
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Which silver compound is noted for its use in photography?
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Which of the following is NOT an antiseptic as per the information provided?
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What is a primary use of zinc oxide in the medical field?
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What condition can zinc oxide ointment be used to treat?
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Which of the following describes the form of zinc oxide used in Lassar's plain zinc paste?
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What does the term hydrargyrism refer to?
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What is one of the uses of mercurial ointment?
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Which statement is true about zinc peroxide?
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Which of these is a characteristic of mercury?
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What is a common usage of zinc oxide in cosmetics?
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What is the primary use of zinc stearate?
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Which statement correctly describes cadmium?
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What is a characteristic of mercuric chloride?
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Which compound is known as 'white precipitate'?
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For what purpose is zinc used as an astringent?
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What is the main function of mercuric cyanide?
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What is the role of zinc sulfate in dyeing processes?
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What illness is directly associated with cadmium poisoning?
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Study Notes
Magnesium Trisilicate
- Antacid with adsorbent and protective properties
- Emulsifying agent
Cupric Sulfate
- "Blue vitriol" or "blue stone"
- Component of Fehling's solutions and Benedict's solution, which are used to detect reducing sugars
- Emetic
- Antidote for phosphorus poisoning
Cupric Acetate and Acetic Acid
- Components of Barfoed's reagent, which is used to test for reducing sugars
Basic Cupric Acetate
- "Green verdigris"
Cupric Hydrogen Arsenite
- "Scheele's mineral, Swedish Green"
Cupric Acetoarsenite
- "Paris Green, Parrot Green"
- Insecticide
Cupric Sulfate and Calcium Oxide
- "Bordeaux mixture"
- Algaecide and fungicide for swimming pools
Asbestos
- Fibrous minerals and poor heat conductors
Talc
- Native hydrated magnesium silicate
- Filtering agent
Group IB – The Coinage Metals
- Composed of Copper (Cu), Silver (Ag), and Gold (Au)
- Employed for ornamental and coinage purposes
- Known as “Noble metals”
- Occur free in nature
- Chemically inert
- Slowly oxidized in air
- Malleable and ductile
- Best metals for electrical conductivity (Ag > Cu > Au)
- Best metals for heat conductivity (Ag > Au > Cu)
- Possess oligodynamic effect, which is the toxic effect of metals on microbes
Copper
- Latin name Cuprum, from “Cyprus” where many ores are mined
- Red metal
- Cu+2 salts are blue to emerald green in non-luminous flame
Silver
- Latin name Argentum, "shining"
- White metal with metallic luster
- Ag+ Ion
- Protein precipitant
- Colloidal silver preparations are antiseptic and astringent
- Irritant, corrosive
- Argyria is a condition that causes skin darkening due to long-term use of silver preparations
- Chrysotherapy is the treatment of diseases (especially RA) with gold compounds
- Disease-modifying antirheumatic drugs (DMARDs) include gold-based compounds
Silver Nitrate
- Eye antiseptic for newborn babies
- Silver nitrate pencil, also known as Lunar caustic or Toughened silver nitrate
- Ammoniacal silver nitrate solution, also known as Howe's solution
Mild Silver Protein
- "Mild protargin"
- Mild antiseptic
- Brands: Silvol, Argyrol
Strong Protein Silver
- "Strong protargin"
- Stronger antiseptic action than mild silver protein
- Brand: Protargol
Colloidal Silver Chloride
- Antiseptic
Colloidal Silver Iodide
- Antiseptic
Silver Sulfadiazine
- Prophylaxis and treatment of infections in burn wounds
Silver Bromide
- Antiseptic
- Used in photography
Silver Oxide
- CO absorbent
Silver Picrate
- Picragol, Picrotol
- Antiseptic
Gold
- Latin name Aurum, "shining dawn, aurora"
- "King of all metals"
- Used in gilding and plating, dental crowns, bridges, and inlays (gold leaf)
- Sodium aurothiomalate is a commonly used gold-based DMARD
- Auranofin is an orally available gold drug for RA
- Gold-198 is a radioactive isotope used for anticancer treatment
- Gold and sodium thiosulfate complex is used intravenously to treat lupus erythematosus and rheumatoid arthritis
Group IIB - The Zinc Group
- Composed of Zinc (Zn), Cadmium (Cd), and Mercury (Hg)
Zinc
- Bivalent (+2)
- Burns with a bluish-white flame
- Used in galvanizing iron to protect it from corrosion and in batteries
- Zn+2 ion is a protein precipitant, astringent, and mild antiseptic
- Used as an adjuvant in insulin preparations to enhance stability
Zinc Oxide
- "Zinc white" or "Chinese white"
- Antiseptic and astringent
- Used as an ointment or dusting powder to treat eczema, psoriasis, and pruritis
- Used in the manufacture of adhesive tape and as a paint pigment
Zinc Oxide Paste
- Lassar's plain zinc paste
- Unna's hard zinc paste
Medicinal Zinc Peroxide
- Used to control surgical infections due to anaerobic bacteria
Zinc Stearate
- Used as a dusting powder, antiseptic, and astringent
Zinc Sulfate
- Heptahydrate is known as "White vitriol"
- Emetic and astringent
- Mordant in dye
- Used in White Lotion, which is a mixture of zinc sulfate and potassium sulfide
Cadmium
- Bivalent (+2)
- Used in electroplating for a non-shiny finish and in rust-proofing
- Cd+2 ion has similar action to Zn+2 ion, but more toxic
- Cadmium poisoning can lead to death due to respiratory arrest
- Itai-itai disease is a mass cadmium poisoning event that occurred in Japan
Mercury
- Latin name hydrargyrum, "Liquid silver or quick silver"
- Shining silvery-white liquid metal
- Forms amalgams (alloys) with many metals
- Hydrargyrism is chronic mercury (Hg) poisoning
- Minamata disease is methylmercury poisoning, which occurred in Japan
Pharmaceutical Uses of Mercury
-
Elemental Mercury (Quicksilver or Hydrargyrum)
- Used in the treatment of syphilis and crab-louse infestation
-
Mild Mercurial Ointment (Blue Ointment)
- Contains 9-10% Hg
- Used as a parasiticide
-
Strong Mercurial Ointment (Mercurial Ointment)
- Contains 47.5-52.5% Hg
- Used in the treatment of syphilis
-
Mercury Mass (Blue Mass, Blue Pill)
- Cathartic
-
Mercury with Chalk
- Laxative
Ammoniated Mercury
- "White precipitate"
- Used as a dusting powder for the treatment of eczema and parasitic skin diseases
Mercuric Chloride
- "Corrosive sublimate" or "Mercury bichloride"
- Extremely poisonous
- Germicidal
- 0.10% concentration is used as a disinfectant hand wash
- Used in preparing Yellow Lotion (Lotio flava, Yellow wash)
Mercuric Cyanide
- Antiseptic, antisyphilitic
Mercuric Iodide
- When mixed with KI, it forms Mayer's reagent which is used to test for alkaloids
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Description
Explore the fascinating properties and uses of various metal compounds including magnesium trisilicate and cupric sulfate. This quiz will test your knowledge on their chemical roles and applications in different scenarios. Ideal for students studying chemistry and metallurgy.
