CYB Chemistry EOC Practice 1 Question Preview (ID: 34887)


First Week Material. TEACHERS: click here for quick copy question ID numbers.

What is the definition of matter?
a) anything that has weight and takes up space
b) anything that has height and takes up space
c) a solid
d) a liquid

All are states of matter except
a) solid
b) liquid
c) gas
d) gel

Which state of matter has a definite shape and volume?
a) liquid
b) solid
c) gas
d) plasma

Which state of matter takes the shape of the container and has a definite volume?
a) gas
b) solid
c) liquid
d) gel

Which state of matter does not have a definite shape or volume?
a) gas
b) liquid
c) solid
d) plasma

All are physical properties of matter except
a) pH
b) color
c) mass
d) density

Protons have what charge?
a) negative
b) nuetral
c) both positive and negative
d) positive

Neutrons have what charge?
a) neutral
b) negative
c) positive
d) both positive and negative

What charge does an electron have?
a) neutral
b) positive
c) negative
d) both positive and negative

Same atoms that have a different # of neutrons are called ________________
a) unbalanced
b) homies
c) brother atoms
d) isotopes

If reading the periodic table. The number on the top of the letter means what?
a) atomic number and tells us the number of protons
b) mass number and tells us the number of protons
c) atomic number and tells us the number of neutrons
d) mass number and tells us the number of neutrons

If reading the periodic table. The number on the bottom of the letter means what?
a) atomic mass
b) atomic number
c) symbol
d) proton number

The atomic mass measures the mass of all particles except
a) protons
b) electrons
c) neutrons
d) protons and neutrons

If the composition of matter is variable it is a _____________________
a) mixture
b) pure substance
c) solid
d) liquid

All can be broken down into simpler substances except
a) heterogeneous mixtures
b) homogenous mixtures
c) compounds
d) elements

A mixture that is uniform (the same) throughout is a______________________
a) compound
b) element
c) heterogeneous mixture
d) homogeneous mixture

A pH of less than 7 is ____________
a) basic
b) acidic
c) neutral
d) none of the above

A pH higher than 7 is __________________
a) acidic
b) neutral
c) basic
d) none of the above

Of the following substances which is most viscous?
a) water
b) orange juice
c) motor oil
d) none of the above

When a solid goes directly from a solid to a gas or directly from a gas to a solid is called _________________________
a) condensation
b) evaporation
c) precipitation
d) sublimation

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