PLEASE NO SPAM ANSWERS
Which of the following is an example of a disaccharide?
Question 1 options:
1)
starch
2)
glucose
3)
maltose
4)
fructose
Neon, a noble gas, is most likely to _____________ .
Question 2 options:
1)
form a nonpolar covalent bond
2)
form no chemical bonds
3)
form a peptide bond
4)
form a polar covalent bond
5)
form an ionic bond
Which term best describes the sugar in a sugar-water solution?
Question 3 options:
1)
element
2)
solvent
3)
solute
4)
hydrophobic
Approximately 99% of the human body is composed of four main elements. Which of the following is not one of those four elements?
Question 4 options:
1)
hydrogen
2)
nitrogen
3)
oxygen
4)
sodium
5)
carbon
Normally, oxygen forms only ______ covalent bond(s).
Question 5 options:
1)
3
2)
5
3)
1
4)
2
5)
4
Protons give an element its ________.
Question 6 options:
1)
electronegativity
2)
bonding properties
3)
atomic number
4)
isotope
5)
bonding properties
What is the name of a molecule that is only composed of one or more sugars?
Question 7 options:
1)
fatty acid
2)
lipid
3)
nucleic acid
4)
carbohydrate
Because the electrons in a water molecule are shared unequally between hydrogen and oxygen, water is said to be
Question 8 options:
1)
polar.
2)
hydrophobic.
3)
ionic.
4)
nonpolar.
Suppose some table sugar (sucrose) is stirred with a spoon in a glass of water until it fully dissolves. What was the solute?
Question 9 options:
1)
the sugar
2)
the spoon
3)
the water
4)
the glass
Olive oil contains unsaturated fat. It is a liquid at room temperature because
Question 10 options:
1)
the fatty acids do not contain carbon-to-carbon double bonds.
2)
carbon-to-carbon triple bonds exist within the fatty acids.
3)
the fatty acids are packed very tightly together.
4)
carbon-to-carbon double bonds are found within the glycerol.
5)
carbon-to-carbon double bonds exist within the fatty acids.
