Deck 7 (121 - 140) Flashcards
- Maltose is:
a. monosaccharide
b. oligosaccharide
c. polysaccharide
d. protein
b. oligosaccharide
- A horizontal row of elements on the Periodic Table is known as a(n)
period or series
- Which of these compounds is a base?
a. LiOH
b. BaCl2
c. KI
d. KNO3
a. LiOH
- What organic compound do brain cells primarily rely on for fuel?
glucose
- Select the correct name for NH3:
a. ammonium
b. ammonium hydroxide
c. pneumonia
d. ammonia
d. ammonia
- Which of the following names is a functional group that is a part of a building block of proteins?
a. phosphate
b. adenine
c. amino
d. ribose
c. amino
- Which of the following is a pure compound?
a. sea water
b. glucose
c. steel
d. air
b. glucose
- A pentose sugar is a part of a monomer used to build one of the following macromolecules?
a. polysaccharides
b. nucleic acids
c. phosphorylated glucose
d. glycogen
b. nucleic acids
- What is the total number of molecules that is represented by the following chemical equation?
NH4NO2 -> N2 + 2 H2O
a. 3
b. 4
c. 8
d. 16
b. 4
- Give the name to:
H3C-CO-Cl
ethanoyl chloride
- A phospholipid:
a. has both polar and non polar regions
b. is made up of a triacylglycerol bonded to a phosphate group
c. is a building block of ATP
d. can donate both cations and anions in solution
a. has both polar and non polar regions
- How many protons and electrons, respectively, are in Ca2+ (Z = 20) ?
20, 18
- In DNA, bonds between nucleotides form a compound with a characteristic shape known as a(n) ..
double helix
- Which of the solutions is the most basic?
a. pH = 12.0
b. pOH = 12.0
c. pH = 3.0
d. pOH = 3.0
a. pH = 12.0
- The conversion of ethanol to ethanoic acid is an example of ?
oxidation
- What is the approximate mass of 1.50 mol of ammonia ?
Mm(NH3) = 17 g.mol-1
a. 10.0 grams
b. 15.0 grams
c. 17.0 grams
d. 25.5 grams
d. 25.5 grams
- Give the name to:
HOOC-CH2-COOH
malonic acid
- What is the formula for the ion formed when oxygen atom 8O obtains a noble gas configuration?
O2-
- Which compound is not in the same homologous series as ethane?
a. methane
b. ethene
c. propane
d. pentane
ethene
- In a solution of salt and water, the solute is ——?
salt