The Chemical Basis for Life Flashcards
1
Q
True or False Oxygen is a major element in the body
A
True
2
Q
Which element makes up the greatest % of animal and human bodies
A
Oxygen
3
Q
When does a veterinary technician use oxygen at work?
A
Anesthesia
4
Q
What essential substance used every day in everyone’s life contains hydrogen?
A
Hydrogen in water. H20
5
Q
True or False Elements are made up of different atoms.
A
False Elements are made up of the same atoms
6
Q
What is the name for the smallest unit of an element that retains the unique properties of the element
A
An Atom
7
Q
What is the name for an atom that has gained or lost an electron?
A
An Ion
8
Q
What is a molecule?
A
A molecule is formed when 2 or more of the same or different atoms join eg Sodium Chloride (NaCl) or Oxygen (O2), Carbon Dioxide (CO2) to name but a few.
