Group Properties of Elements Group V-A Flashcards
Group V-A other name
nitrogen group
Group V-A elements
Nitrogen, Phosphorus, Arsenic, Antimony, Bismuth
Black cylinder
NITROGEN (N2)
Commonly known as azote → without life
NITROGEN (N2)
Also known as phlogisticated air, and mephitic
air.
NITROGEN (N2)
Provide inert atmosphere for readily oxidizable pharmaceuticals
NITROGEN (N2)
Gas contained in the space of the Hg thermometer.
NITROGEN (N2)
Refrigerant (cryogenic preservation) together with CO2, dry ice/cardice
Liquid Nitrogen (-196oC)
T reatment for warts, calluses, skin tags
Liquid Nitrogen (-196oC)
Also known as St. Elmo’s Fire (Santelmo/bolang apoy
during thunderstorms)
PHOSPHORUS (P)
Light carrier
PHOSPHORUS (P)
Significance: Essential constituent of protoplasm (small
amount), nervous tissues and bones.
PHOSPHORUS (P)
Phospates are of physiologic and medicinal importance as ______, ______/______
antacid,
cathartic/laxative
Allotropic Forms of Phosphorus
Waxy solid (Organic solvents soluble)
Allotropic Forms of Phosphorus
White: (Pure or With Impurity)?
Pure
Allotropic Forms of Phosphorus
Y ellow: (Pure or With Impurity)?
With impurity (Na)
Allotropic Forms of Phosphorus
Allotropic Forms of Phosphorus
White/Yellow P + Light = _______
darkens
Allotropic Forms of Phosphorus
White/Yellow P + Air (in the dark)
emits greenish light and gives
o white fumes with garlic odor
Allotropic Forms of Phosphorus
yellow/white p toxic: as _______
rat poison
Allotropic Forms of Phosphorus
White/Yellow P: toxic or non toxic
toxic
Allotropic Forms of Phosphorus
Intermediate property of black and white
phosphorus
red
Allotropic Forms of Phosphorus
insoluble in organic solvent
red
Allotropic Forms of Phosphorus
Less chemical reactive as compared to the white
phosphorus
red
Allotropic Forms of Phosphorus
Non-toxic: used in matches and pyrotechnics
red
Allotropic Forms of Phosphorus
Resembles graphite in texture
Black
Allotropic Forms of Phosphorus
Produced from heating white phosphorus under
high pressures
Black
Allotropic Forms of Phosphorus
Air stable; does not catch fire spontaneously
Black
Allotropic Forms of Phosphorus
NON OFFICIAL
Violet P/
metallic/
HITTORFS
Allotropic Forms of Phosphorus
Produced by day-long annealing of red
phosphorus above 550oC or recrystallized
MOLTEN LEAD
Violet P/
metallic/
HITTORFS
is the heat treatment that alters the physical/chemical prperties of P to reduce hardness and inc ductility
annealing
Lewisite metal
Arsenic (As+3,+5)
Two forms: Arsenous and Arsenic
which is less toxic
As+5 (Arsenic) → less toxic
Two forms: Arsenous and Arsenic
which has high a inity for –SH (sulfodryl)
compounds
As+3 (Arsenous)
General protoplasmic poison like Phosphorus
As+3 (Arsenous)
sign of arsenic poisoning
Aldrich-Mees Lines - White lines/bands on the fingernails
Arsenicals
First anti-syphilis ( T r e p o n e m ap a l l i d u m )
Arsphenamine,
Salvarsan,
Arsenicals
Discovered by Paul Ehrlich (Father of
Chemotherapy)
Compound 606,
Magic Bullet
Arsenicals
Cupric acetoarsenite
Paris Green
Arsenicals
Rodenticide, insecticide, pigment, blue
colorant for fireworks (due to Cu)
Paris Green
Arsenicals
Cupric hydrogen arsenite; CuHAsO,
insecticide
Scheele’s Green
Arsenicals
Former anti-leukemic
1% Potassium
Arsenite Solution
Arsenicals
1% Potassium
Arsenite Solution other name
KaSO2, Fowler’s
Solution
Arsenicals
Former anti-leukemic
1% Potassium
Arsenite Solution
Arsenicals
For trypanosomiasis (sleeping sickness),
malaria, TB, Rheumatoid arthritis,
diabetes (before)
Arsenic (III) iodide
solution
Arsenicals
Arsenic (III) iodide
solution other name
Donovan’s
Solution
t/f
Arsenicals are protein precipitants
t
Latin Name: Stibium
ANTIMONY (Sb+3,+5)
Most important source: Antimony glance
ANTIMONY (Sb+3,+5)
the
only orange S2-
Sb2S3
**not part of group V-A
the only white metallic sulfide
Zinc Sulfide
**not part of group V-A
the only flesh colored
sulfide
Manganese Sulfide
consists of MTB (Metronidazole, tetracycline,
and Bi subsalicylate) (With Bi)
HELIDAC
“LAC” pac: lansoprazole, amoxicillin,
clarithromycin also for H . p y l o r i caused by D. Ulcer (NO
Bi)
PREVPAC
helidac use
tx of Duodenal cancer caused by H .
p y l o r i
(Insoluble or Soluble) Bi compounds are poisonous
soluble
Antidote for Bi poisoning
BAL/Dimercaprol
BAL/Dimercaprol treats acute poisoning by ____, ____, ____, and _____, also used for ____, ____, or ____
poisoning
As, Hg, Au, and Pb; Sb, Tl, or Bi
Causes dark stool, blue/black gums
BISMUTH (Bi)
Bismuth ointment (30%) - _______
tetracycline
