3rd Quarter Review

Question 1

The type of mixture which can scatter light.

Answer 1

colloid

Question 2

The state of matter which is consist of ionized gas.

Answer 2

plasma

Question 3

The state of matter which has a fixed mass and shape.

Answer 3

solid

Question 4

The property of matter that doesn’t change its composition.

Answer 4

physical

Question 5

The classification of matter which has a varying composition.

Answer 5

mixture

Question 6

The classification of matter which has a definite/fixed composition.

Answer 6

pure substance

Question 7

The physical property of matter which depends on the amount of matter.

Answer 7

extensive

Question 8

The property of matter which always results in the change of composition.

Answer 8

chemical

Question 9

The state of matter which has the greatest distance of particles among each other.

Answer 9

gas

Question 10

The physical property of matter which is considered as its inherent characteristic.

Answer 10

intensive

Question 11

True or False:

Homogeneous mixture has two or more phases.

Answer 11

False

Question 12

True or False:

Phase change is a transition in the state of matter.

Answer 12

True

Question 13

True or False:

The other term used for homogeneous mixture is solution.

Answer 13

True

Question 14

True or False:

A suspension is a mixture wherein particles neither settle nor float.

Answer 14

False

Question 15

True or False:

Pure substance is a type of matter that can be physically separated.

Answer 15

False

Question 16

True or False:

Compound is a pure substance that can be chemically decomposed.

Answer 16

True

Question 17

True or False:

Oxidation is the process where oxygen is combined with a substance.

Answer 17

True

Question 18

True or False:

The properties of the elements are retained when it forms a compound.

Answer 18

False

Question 19

True or False:

Freezing point is the temperature at which a liquid gains enough energy to boil and become gas.

Answer 19

False

Question 20

Toxicity is the property of some substances that harm humans or animals when inhaled, ingested by, or injected to humans.

Answer 20

True

Question 21

Classify the following properties of matter whether they are intensive or extensive. Type I if the given property is an intensive property and E if it is an extensive property of matter:

Area

Answer 21

e

Question 22

Classify the following properties of matter whether they are intensive or extensive. Type I if the given property is an intensive property and E if it is an extensive property of matter:

boiling point

Answer 22

i

Question 23

Classify the following properties of matter whether they are intensive or extensive. Type I if the given property is an intensive property and E if it is an extensive property of matter:

color

Answer 23

i

Question 24

Classify the following properties of matter whether they are intensive or extensive. Type I if the given property is an intensive property and E if it is an extensive property of matter:

density

Answer 24

i

Question 25

Classify the following properties of matter whether they are intensive or extensive. Type I if the given property is an intensive property and E if it is an extensive property of matter: freezing point

Answer 25

i

Question 26

Classify the following properties of matter whether they are intensive or extensive. Type I if the given property is an intensive property and E if it is an extensive property of matter: length

Answer 26

e

Question 27

Classify the following properties of matter whether they are intensive or extensive. Type I if the given property is an intensive property and E if it is an extensive property of matter: mass

Answer 27

e

Question 28

Classify the following properties of matter whether they are intensive or extensive. Type I if the given property is an intensive property and E if it is an extensive property of matter: melting point

Answer 28

i

Question 29

Classify the following properties of matter whether they are intensive or extensive. Type I if the given property is an intensive property and E if it is an extensive property of matter: smell

Answer 29

i

Question 30

Classify the following properties of matter whether they are intensive or extensive. Type I if the given property is an intensive property and E if it is an extensive property of matter: volume

Answer 30

e

Question 31

Classify the following situations according to their phase changes. Write C if the phase change involved is condensation, D if deposition, F if freezing or solidification, M if melting, S if sublimation, and V if vaporization: falling of snow

Answer 31

d

Question 32

Classify the following situations according to their phase changes. Write C if the phase change involved is condensation, D if deposition, F if freezing or solidification, M if melting, S if sublimation, and V if vaporization: gas from dry ice

Answer 32

s

Question 33

Classify the following situations according to their phase changes. Write C if the phase change involved is condensation, D if deposition, F if freezing or solidification, M if melting, S if sublimation, and V if vaporization: steam from hot soup

Answer 33

v

Question 34

Classify the following situations according to their phase changes. Write C if the phase change involved is condensation, D if deposition, F if freezing or solidification, M if melting, S if sublimation, and V if vaporization: diffusion of a mothball

Answer 34

s

Question 35

Classify the following situations according to their phase changes. Write C if the phase change involved is condensation, D if deposition, F if freezing or solidification, M if melting, S if sublimation, and V if vaporization: turning of butter into liquid

Answer 35

m

Question 36

Classify the following situations according to their phase changes. Write C if the phase change involved is condensation, D if deposition, F if freezing or solidification, M if melting, S if sublimation, and V if vaporization: formation of frost on the windows

Answer 36

d

Question 37

Classify the following situations according to their phase changes. Write C if the phase change involved is condensation, D if deposition, F if freezing or solidification, M if melting, S if sublimation, and V if vaporization: hardening of lava into solid rocks

Answer 37

f

Question 38

Classify the following situations according to their phase changes. Write C if the phase change involved is condensation, D if deposition, F if freezing or solidification, M if melting, S if sublimation, and V if vaporization: fogging of eyeglasses in cold places

Answer 38

c

Question 39

Classify the following situations according to their phase changes. Write C if the phase change involved is condensation, D if deposition, F if freezing or solidification, M if melting, S if sublimation, and V if vaporization: formation of morning dew on grasses

Answer 39

c

Question 40

Classify the following situations according to their phase changes. Write C if the phase change involved is condensation, D if deposition, F if freezing or solidification, M if melting, S if sublimation, and V if vaporization: moisture beads on a cold soft drink bottle

Answer 40

c

Question 41

MODIFIED TRUE or FALSE: Cation is a NEGATIVELY charged ion.

Answer 41

false, positively

Question 42

MODIFIED TRUE OR FALSE: An ION is basically a charged atom.

Answer 42

true

Question 43

MODIFIED TRUE OR FALSE: The anion GAINS electrons in a chemical reaction.

Answer 43

true

Question 44

MODIFIED TRUE OR FALSE: The ATOMIC NUMBER is always equal to the number of protons.

Answer 44

true

Question 45

MODIFIED TRUE OR FALSE: Radioisotopes are UNSTABLE isotopes of an atom of an element.

Answer 45

true

Question 46

MODIFIED TRUE OR FALSE: The mass number is equal to the sum of protons and ELECTRONS.

Answer 46

false, neutrons/neutron

Question 47

MODIFIED TRUE OR FALSE: The heaviest among the three subatomic particles is the PROTON.

Answer 47

false, neutron

Question 48

MODIFIED TRUE OR FALSE: An ISOTOPE is an atom of the same element but differs in its neutrons.

Answer 48

true

Question 49

MODIFIED TRUE OR FALSE: NEUTRON is the subatomic particle which size is still not known exactly.

Answer 49

false, electron/electrons

Question 50

MODIFIED TRUE OR FALSE: The ATOMIC NUMBER is located at the upper left side of a nuclide symbol.

Answer 50

false, mass number

Question 51

This is the process of separating insoluble solid from liquid through the use of a filter.

Answer 51

filtration

Question 52

A PROCESS FOR THE SEPARATION OF MIXTURES, BY REMOVING A LAYER OF LIQUID, GENERALLY ONE FROM WHICH A PRECIPITATE HAS SETTLED.

Answer 52

decantation

Question 53

A PROCESS FOR THE SEPARATION OF MIXTURES BY USING A MAGNET TO ATTRACT A MAGNETIC SUBSTANCE AWAY FROM A NONMAGNETIC SUBSTANCE.

Answer 53

magnetic separation