Physical And Chemical Properties/Changes, Acids And Bases And Chemical Equations Question Preview (ID: 48808)


Quiz On Acids, Bases, Chemical Equations. TEACHERS: click here for quick copy question ID numbers.

Combustion is the ability to
a) Rust
b) Burn
c) Break
d) Bend

Oxidation is the ability to
a) Rust
b) Burn
c) Break
d) Bend

Denser materials will float or sink?
a) Sink
b) Float
c)
d)

Chemical properties are:
a) Color change, temperature change and change in states of matter
b) Acids, Bases, Indicators
c) Oxidation, Combustion, pH Level
d)

Some physical properties are
a) Melting Point, Density, Conductivity
b) Acids, Bases, Indicators
c) Combustion, Oxidation, pH Level
d)

Deposition is a change in state from a
a) Gas to a Liquid
b) Liquid to a Gas
c) Gas to a Solid
d)

What is the formula for density?
a) Mass divided by Density
b) Density times Mass
c) Mass divided by Volume
d) Volume divided by Density

Acids and Bases has the ability to conduct electricity.
a) True
b) False
c)
d)

What is sublimation?
a) change in state from gas to a liquid
b) change in state from a solid to a gas
c) change in state from a solid to a liquid
d)

Lemon Juice Tums (antacid) Water: Put all of the above household items in order from lowest to highest pH.
a) Lemon juice, water, Tums
b) Water, Tums, Lemon Juice
c) Water, Lemon Juice, Tums
d) Tums, water, lemon juice

Oven cleaner is a highly caustic chemical that reacts with baked on foods. It is dangerous to the touch and has a very slippery feel. What is the likely pH of oven cleaner?
a) below 4
b) around 7
c) above 10
d) between 5 and 7

A reaction between an acid and a base is called a(n) ________________ reaction.
a) hydro
b) neutralization
c) ionization
d) redox

K2O + H2O → KOH What, if anything, should be done to balance this chemical equation?
a) Nothing. It is balanced.
b) Put a 2 in front of the KOH.
c) Put a 4 in front of the KOH.
d) Put .5 in front of both K2O and H2O.

Pepsi Vinegar Orange Juice What property do all three of these common household substances have in common?
a) They are all acidic
b) They all taste bitter
c) They all have a pH above 7
d) They all turn litmus paper blue

During science class Billy used litmus paper to determine the pH of an unknown liquid. The blue litmus paper turned red but there was no change in the color of the red litmus paper. The liquid Billy tested is probably
a) An acid
b) A base
c) A pH of 7
d) neutral

We would expect the acid-base indicator, phenolphthalein, to be what color in an ammonia solution which has a pH of 11?
a) blue
b) magenta
c) clear
d) red

4Fe + 3O2 → 2Fe2O3 Iron combines with oxygen to form rust. Given the chemical reaction, how many grams of rust would be produced if 3 grams of reactants were consumed?
a) 0 grams
b) 1 grams
c) 3 grams
d) 7 grams

Reactant yields Product If there are 4 grams of reactant, how many grams of product are produced by the chemical reaction?
a) 0 grams
b) 2 grams
c) 4 grams
d) 8 grams

An unidentified substanstance has a sour taste. The pH of the substance is most likely a
a) zero
b) seven
c) below 7
d) above 7

Bleach, Detergent, Ammonia: What property do all three of these common household substances have in common?
a) They all are acidic
b) They all taste sour
c) They all have a pH above 7
d) They all have a pH below 7

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