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WorksheetsUnit 2 Review
Total questions: 15
Worksheet time: 11mins
Which atomic structure is negative and flying around the outside of the atom?
Macromolecule
Electron
Neutron
Negatron
The monomer of a protein is called
amino acid
monosaccharide
nucleotide
glycerol
These are the six properties of water: polar, adhesion, (a) , phase changes, solvent, and high specific heat.
Which macromolecule would you find most of in this food?
Lipids
Nucleic Acids
Carbohydrates
Proteins
Based on the periodic table in your notebook, how would you know if an atom performs covalent bonds?
You're expected to know without the periodic table
The element is colored pink
Because it's one we've done before
The element is colored blue
When water droplets collect on a quarter, the droplet gets bigger without breaking for a while because of a property called __________
super solvent
phase changes
polarity
surface tension
Which two subatomic structures contain a positive charge?
neutron
proton
nucleus
electron
When drawing bonds, we should draw the arrow going from an electron into an empty space
True
False
Which property of water allowed for these caves in Thailand to form?
solvent
phase changes
hydrogen bonds
specific heat
I have a Sodium atom with a negative charge. Sodium has 12 protons. How many electrons must there be in the atom?
(a)
Which element can form both ionic and covalent bonds?
sodium (Na)
helium (He)
hydrogen (H)
boron (B)
What are the two monomers of this macromolecule?
glycerol
polypeptide
nucleotide
fatty acid
Which property of water allows it to stick to other materials?
solvent
phase changes
cohesion
adhesion
When an ionic bond is forming, what subatomic particle gets stolen by one of the atoms?
electron
neutron
energy
proton
What kind of bond is #1 pointing to?
covalent bond
hydrogen bond
ionic bond
electronic bond
