Info Flashcards
Nuclides having the same mass number but diff atomic number
Isobar
It is not possible to fix simultaneously the momentum and position of an electron
Heisenberg uncertainty principle
Nuclides or element having the same proton but diff neutron/atomic mass
Isotope
Anyone of more than 2500 spp of atoms characterized by no. of proton and neutron in the nucleus
Nuclide
Diff forms of the same element existing in the same physical state
Allotropes
Ex Carbon phosphorus
One that does not combine w/ O2 below red heat
Noble gas
One that combines with oxygen even below red heat
Base metal
No two electron may be described by the same set of values for the four quantum number
Pauli’s exclusion principle
The progressive buolding up of electronic configuration
Aufbau principle
Is the process of losing one or more electron by cheml or physical means
Ionization
The electron in the outermost shell of an atom resp for its cheml behavior
Valence electron
Kulang valence no.
Is the energy required for the removal of the least energy electron
Ionization potential
States that the properties of elements are periodic fnxns of their atomic no.
Periodic law
Grp IA aka
Alkali metal
Grp II A aka
Alkaline earth metal
Grp III A
Aluminum or boron family
Grp IV A
Carbon family
Grp V A
Nitrogen family
Grp VI
Sulfur family
Grp VII A
Halogen
Grp VIIIA
Noble or inert
Grp IB
Coinage
Grp II B
Zinc
Grp IIIB
Scandium
Grp IVB
Titanium
Grp VIB
Chromium
Grp VIIB
Manganese
Grp VIIIB
Iron cobalt nickel
Set the probability limits w/in w/c an electron can be found
4 quantum number
Grp IB to VIII B are known as
Transition metals
Elements from atomic nos. 58-89 (57-71) belongs to
Lanthanide grp
“Rare earth elements”
Elements from atomic nos. 90-105 (89-103)
Actinide grp
Metalloids are…
B Si Ge As Sb Te
Ionic bonding is usually found in assoc bet
Metallic strongly electro+ elements and nonmetallic strongly electro- elements
Attractive forces that occurs bet certain type of mole
H bonding
These are very weak electrical force; virtually the only attractive forces bet non polar mole
Van der waals
Covalent interaction but both e of the bond arise from a single orbital on one atoms forming the bond
Coordinate covalent bond
-Between complex
Donor spp-provides e
Acceptor spp- electron deficient (metal)
Inclusion cmpds w/c are formed by the envelopment of a mole of a guest cmpd in the cage-like hollow space by the combi of mole
Clathrates
Grps w/c occupy more than one coordination position in a complex and forms a ring w/ the central ion
Chelates
An ion formed by the combi of a simplw ion either w/ another ion or w/ a mole
Complexation
-to become drug less active
Coordination of a metal with a polydentate ligand; the complex may formed by :ppt of metal
Chelation
Is the study of specialized cmpds involving metallic elements
Coordination chemistry
Grp w/c combines w/ the central atom by any type of bonding; donates e to the central atom
Ligand
Type of bonding bet metal and ligand can be….
Electrostatic or covalent
Max. no. Of atoms or grps w/c can combine in the coordination sphere w/ the central atom
Coodination no.
Suppression of property or rxn of a metal w/o removal of that metal from the system or phase by any process of pption or extraction and is usually accomplished by chelation
Sequestration
HNCO
Isocynanic acid
HOCN
Cynanic acid
Attraction of neutral atom for electron
Electronegativity
Inc from left to right
Bottom to top
FLUORINE
Abilityto lose e
Electropositivity
Dec from left to right
Inc top to bottom
CESIUM
Isolated from liq H2 by frac’l distilation or by electrolysis of deuterim oxide (heavy water)
Deuterium
Tritium emits…
Beta particle
Prepared by bombarding beryllium w/ dueterous
Tritium
Preservative of H2O2
Acetanilide
Temporary hardenss in water
Bicarbonates
Permanent hardness in water
Sulfates and chlorides
Preservative in bacteriostatic water for inj
Benzyl alc
Used for cmpounding small volumes of parenterals for IM inj
Bacterios. Water for inj
No antimicrobial; for extemporaneous cmpounding of parenterals for IM or IV
Sterile water for inj
Antidote for phosphorus and cyanide poisoning
H2O2
Used exclusively in production of ammonia
Haber’s process
CsCl
Cesium chloride
Used in density gradient centrifugation
Diluted NaOCl: addition of sufficient amt of NaHCO3 to prevent coloration w/ excess phenolpthalein
Modified Dakin’s soln
Contains 4-6% w/w NaOCl
Dakins soln
NaOCl diluted w/ an equal amt in vol of water
Labarraque’s soln
Acts as catalyst for the storage and release of iron
Copper
An index to det. the protective power of colloids
Gold number
Zsigmondy
Gold dust or free gold
Nuggets
Lightest of all structurally useful metal
Mg
Antidote for Mg poisoning
Ca gluconate
Antidote for Ba
MgSO4
Metasilicates of Be w/ Al and Cr
Emerald
Cu + Zn
Brass
Tx for Zn poisoning
NaHCO3
Most abundant to all metals
Al
3rd most abundant element following O2 and Si
Al
Be-Al-Cr
Emerald
Al-Cr
Rubies
Al-Co
Sapphire
Al-Cu
Turquoise
Al poisoning (name)
Shaver’s dse
Soft coal; black or sometimes dark-brown ; C is 60-80%
Butiminuos
Hard coal; black; C is 92.1-98%
Anthracite
Pb + Sn
Pewler 20:80
Cu + Sn
Gunmetal
Pb + Sn
Solder 50:50
Characterized by hypervitaminosis D and lack of phosphate reabs.
Hypophospatemia
Are cheml cmpds containing elements of high atomic no w/c will stop the passage of xrays. Thus penetrate to soft tissue
Radiopaque contrast media
Involves the use of xrays or roentgen rays w/c are short wavelength electromagnetic radiation and can pass tru most soft tissues but cant pass trough bones and teeth
Radiology
Roentgenology
A white powder w/c is insoluble in water and is used for GIT roentgenographic examination
Barium sulfate, barium meal, esophotrast
Designed to visualuze gall bladder
Iopanoic Acid USP
A non invasive methods to dx simply and more scientific
MRI
Magnetic resonance imaging