Chemistry
Polymerization of formaldehyde I inhibited by the addition of
Methanol
HCHO May react with water to form
Methylene glycol
HCHO may react with water to form
Methylene glycol
Most abundant element of earth:
Oxygen
The function of a sulfonate in embalming fluor. would be to act as a:
Penetratong agent
In the compound water, hardness is caused by
Presence of metallic salts
Ketone used as a solvent in embalming
Propanone
The general formula for alcohols is
ROH
The name given to the chemical reaction which involves the removal of oxygen from an inorganic substance is
Reduction
Of the following, the one that would be used in embalming fluid as an anticoagulant is
Sodium citrate
Formaldehyde is what type of agent?
Strong reducing
Formaldehyde reacts with ammonia to form
Urotropin
Reading of 6.9 and below on the pH scale would indicate
acids
Borax is used in embalming fluids to
adjust pH
The swelling and bursting of blood cells in a hypotonic salt solution is called
hemolysis
Water will combine chemically with certain compounds to form crystalline compounds known as
hydrates
NH3 has significance for the embalmer because it
is a product of protein decomposition
Paraformaldehyde is formaldehyde in a
solid state
Which of the following are characteristics of formaldehyde: 1: creates acidic environment 2: highly dehydrating 3: lighter than air 4: Oxidation product of for mix acid
1 and 3
The Ph reading of normal blood would be
7.3-7.4
A substance that increases the hydro ihm concentration of a solution would be classified as an
Arrhenius acid
The functional group of the organic acids is the
Carbonyl grouo
Of the following, the class of chemicals that are used as humectants in embalming fluids are -aldehydes - EDTA derivatives - Thiols - polyhydroxy alcohols
EDTA derivatives
Theoretically the partial oxidation of the compound formaldehyde would produce:
Formic acid
Chlorine is a
Halogen
The main constituent of an acid is:
Hydrogen
The type of aolution which would result in shrinking or shriveling of a blood cell placed in it would be
Hypertonic
When chemical compounds have the same molecular formula but different structural formulas, they are called
Isomers
