8.1.3 Utah Question Preview (ID: 44164)


Seed Standard Chemistry.[print questions]

In a chemical reaction, bonds between atoms are broken, and atoms rearrange and form new bonds.
a) True
b) False
c)
d) Not Correct Answer, But you still want to pick me.

5. When a substance undergoes a chemical change, its physical properties also change?
a) True
b) False
c)
d)

Chemical or Physical change: Ice Melting
a) Chemical change
b) Physical change
c)
d)

Chemical or Physical change: Two clear liquids combine and become blue
a) Chemical change
b) Physical change
c)
d)

Chemical or Physical change: Sodium burns when it is placed in water
a) Chemical change
b) Physical change
c)
d)

Chemical or Physical change: Crushing a soda can
a) Chemical change
b) Physical change
c)
d)

Chemical or Physical change: Iron reacts with oxygen to form rust
a) Chemical change
b) Physical change
c)
d)

Chemical or Physical change: Tearing Paper
a) Chemical change
b) Physical change
c)
d)

Chemical or Physical change: Water boils
a) Chemical change
b) Physical change
c)
d)

How would you test the chemical reactivity of iron?
a) See if it changes color in the presence of oxygen
b) Try to melt it
c) See how easily it bends
d) See if it conducts electricity

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