Ch. 2 Test Question Preview (ID: 55147)


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A ______________ bond occurs when atoms TRANSFER electrons.
a) Hydrogen
b) Covalent
c) Ionic
d)

Solutions with a pH greater than 7 are ____________
a) Basic
b) Acidic
c) Polar
d) Neutral

What are atoms of the SAME element w/ the same # of protons and a DIFFERENT number of neutrons?
a) Ion
b) Isotope
c) Polar
d) Neutral

Water’s _________ allows it to dissolve compounds such as table salt.
a) Negitivity
b) Positive
c) Polarity
d) Neutrality

A ______________ bond occurs when atoms SHARE electrons.
a) Covalent
b) Ionic
c) Hydrogen
d) Polar

Which atoms make up water?
a) CO2
b) O2
c) NaCl
d) H2O

What is the simplest version of an element?
a) electron
b) atom
c) proton
d) nutron

Solutions that have a pH less than 7 are
a) Basic
b) Polar
c) Acidic
d) Made of Water

What are the 3 subatomic particles?
a) Proton, Ion, Electron
b) Proton, Neutron, Atom
c) Proton, Neutron, Electron
d) Atomic, Neutron, Electron

Water molecules are polar,where the oxygen is slightly ____ and the hydrogens are slightly ____
a) positive,negative
b) negative, neutral
c) negative; positive
d) positive,neutral

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