Physical And Chemical Changes Question Preview (ID: 16140)


Part 1 Of Unit 2 Describing Properties, Changes, And Types Of Matter. TEACHERS: click here for quick copy question ID numbers.

Which of the following is a physical property of silver?
a) luster
b) flammability
c) reactivity
d) rusting

Which of the following is a chemical property of water?
a) Reacts violently with Sodium to produce a new substance
b) Will freeze at 32 degrees fahrenheit
c) Is a liquid at room temperature
d) Has a density of 1g/mL

What is the density of a substance with a mass of 42g and a volume of 6cm3?
a) 7 g/cm3
b) 252 g/cm3
c) 6 g/cm3
d) 0.14 g/cm3

Which of the following substances is a homogeneous mixture?
a) salt water
b) a snow globe
c) a fruit salad
d) pure water

What happens to the attractive force among the particles when a substance melts?
a) Gets weaker
b) Gets stronger
c) Remains the same
d) Breaks bonds completely

Which of the following is NOT a chemical change?
a) Tearing a piece of paper
b) Burning a piece of paper
c) Baking a cake
d) Lighting fireworks

What type of change must occur to separate a pure substance?
a) Chemical Change
b) Physical Change
c) Change of state
d) Change of temperature

Which of the following is a suspension?
a) snowglobe
b) shaving cream
c) jello
d) sugar water

What type of mixture is Kool-Aid?
a) Colloid
b) Suspension
c) Solution
d) Homogeneous Mixture

When two elements form a compound, what happens to their identities.
a) Form new ones with new chemical bonds
b) Remain the same characteristics
c)
d)

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