Chem Changes Review Question Preview (ID: 52896)


Practice. TEACHERS: click here for quick copy question ID numbers.

Which of the following is NOT a compound?
a) HCl
b) NaCl
c) cl
d) CO

ripping paper is an example of
a) Chemical change
b) physical change
c) elemental change
d) none of the above

is a change in matter that produces one or more new substances
a) physical change
b) Chemical change
c) elemental change
d) none of the above

is a change to a substance that occurs without forming a new substance, such as a change in the size, shape or state of matter.
a) physical change
b) chemical change
c) elemental change
d) none of the above

Frying an egg is an example of
a) chemical change
b) physical change
c) elemental change
d) none of the above

metal rusting over time is an example of
a) Chemical change
b) physical change
c) elemental change
d) none of the above

Which of the following is a sign that a chemical change occurred?
a) 2 colorless gasses mix and a brown gas is formed
b) ice melts
c) a can is crushed
d) two liquids are mixed

Two liquids are mixed and a solid forms. This is an example of which sign from city girls love their phones
a) gas omitted
b) color change
c) light omitted
d) precipitate forms

bananas changing color is a sign of what?
a) physical change
b) chemical change
c) elemental change
d) none of the above

How do we count the ELEMENTS in a compound?
a) count the small numbers
b) count every lowercase letter
c) count the capital letters
d) none of the above

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