Chemistry Exam 1

Last updated over 1 year ago

18 questions

7

6

5

2

1

2

6

7

3

10

20

Library

Chemistry Exam 1

Last updated over 1 year ago

18 questions

7

Draggable item		Corresponding Item

6

Match the following symbols with their name or description

Draggable item		Corresponding Item

6

Match the following symbols with their name or description

Draggable item		Corresponding Item

6

Match the following

Draggable item		Corresponding Item
Argon		Element
Carbon Dioxide		Compound
Seawater		Mixture

5

Draggable item		Corresponding Item
Helium		solution
Gold		the less reactive common gas in our atmosphere
Air

2

Which of the following can be separated by fractional distillation

2

Helium is abundant in the universe but rare in our atmosphere because Earths gravity cannot keep it in the atmosphere (this is true of Hydrogen, is it also true of Helium?)

2

Helium is the product of Nuclear Fusion in the stars and bombs

1

Uranium is the fuel for Nuclear Fission in bombs and nuclear reactors

1

Uranium changes into Lead through a chemical reaction

2

Which of the following help kill bacteria

6

Match the following with what is produced when it reacts with Oxygen

Draggable item		Corresponding Item

7

Draggable item		Corresponding Item

7

Draggable item		Corresponding Item

7

Draggable item		Corresponding Item

3

Which of the following is true of the graph below (there may be more than one correct answer)

10

Match each unit with what it measures

Draggable item		Corresponding Item
Time		g
Pressure

20

Explain one or two of the labs we did, including your hypothesis, the materials, your procedure observations, and conclusions. Use as many as possible of the following words, using seven complete sentences:

density, graduated cylinder, beaker, scale, 9V battery, Silicon, Zinc, water, marker cap, isopropyl alcohol, electrode, Oxygen, Hydrogen, acid, base, pH indicator, electrolyte, test tube, alligator clips

Match the following symbols with their name or description

Draggable item		Corresponding Item
H		the fuel for fusion reactions in the Sun and fusion bombs
B		Boron
S		the core element in diamonds, graphite, DNA, proteins, and carbohydrates
F		The most abundant element in our atmosphere
O		the common nonmetal that reacts with almost every other metal and nonmetal, making up a large part of the atmosphere, biosphere, hydrosphere, and the crust of the earth
N		Flourine
C		Sulfur

Match the following symbols with their name or description

Draggable item		Corresponding Item
Ne		Helium
Ca		this metals density makes it useful for electric car batteries
Be		Beryllium
Si		an inert Noble gas used in signs
Li		its unusual ability to change its electrical conductivity makes it essential for microprocessors and solid state memory chips
He		essential to bone and shell strength and muscle and nerve function

Match the following symbols with their name or description

Draggable item		Corresponding Item
Fe		Potassium
Hg		A halogen that is useful for killing bacteria in drinking water and swimming pools
Cl		Iron
Na		Silver
K		a metal that is liquid at room temperature and used in thermometers and other instruments
Ag		Sodium

Match the following

Draggable item		Corresponding Item
Argon		Element
Carbon Dioxide		Compound
Seawater		Mixture

Draggable item		Corresponding Item
Helium		solution
Gold		the less reactive common gas in our atmosphere
Air		reactive metal
Nitrogen		inert Nobel gas
Potassium		conductive nonreactive metal

Which of the following can be separated by fractional distillation

Helium is abundant in the universe but rare in our atmosphere because Earths gravity cannot keep it in the atmosphere (this is true of Hydrogen, is it also true of Helium?)

Helium is the product of Nuclear Fusion in the stars and bombs

Uranium is the fuel for Nuclear Fission in bombs and nuclear reactors

Uranium changes into Lead through a chemical reaction

Which of the following help kill bacteria

Match the following with what is produced when it reacts with Oxygen

Draggable item		Corresponding Item
Silver		Orange Rust
Hydrogen		Black Tarnish
Argon		Green Cupric Oxide
Coal		Water
Iron		Carbon Dioxide
Copper		Does not react with Oxygen

Match the following

Draggable item		Corresponding Item
temperature		a chemical property
mass		the property that allows water striders to walk on water
volume		the amount of matter in a substance
color		the space a substance occupies
flammability		the mass of a substance divided by the space it occupies
density		the wavelength of visible light that is reflected or emitted from an object
surface tension		the average kinetic energy of the particles in a substance

Match the following

Draggable item		Corresponding Item
toxicity		a chemical property
ductility		the temperature at which a substance freezes
reflectivity		the temperature at which a substance changes from a liquid state to a gaseous state
elasticity		a measure of how much light or heat bounces back from an object
permeability		the tendency of an object to bend under pressure and return to its original position when that pressure is removed
boiling point		the ability to allow something else to pass through it (e.g. water through soil, Oxygen through a membrane)
melting point		the ability to lengthen a substance like a wire without it breaking

Match the following

Draggable item		Corresponding Item
viscosity		a chemical property
luster		the way light interacts with the surface of a crystal, rock, or mineral
opacity		the thickness, stickiness, or resistance to flow of a liquid
solubility		how much pressure a substance can take without bending or breaking
reactivity		the ability of a substance to form a solution with another substance
strength		the ability of a substance to allow light to pass through it
hardness		the resistance of a solid to scratching

Which of the following is true of the graph below (there may be more than one correct answer)

Match each unit with what it measures

Draggable item		Corresponding Item
Time		g
Pressure		mL
Mass		g/ml
Volume		s
Density		N/m2 (or PSI in the British System) Force divided by a unit of area

Explain one or two of the labs we did, including your hypothesis, the materials, your procedure observations, and conclusions. Use as many as possible of the following words, using seven complete sentences:

density, graduated cylinder, beaker, scale, 9V battery, Silicon, Zinc, water, marker cap, isopropyl alcohol, electrode, Oxygen, Hydrogen, acid, base, pH indicator, electrolyte, test tube, alligator clips

Match the following symbols with their name or description

H

the fuel for fusion reactions in the Sun and fusion bombs

B

Boron

S

the core element in diamonds, graphite, DNA, proteins, and carbohydrates

F

The most abundant element in our atmosphere

O

the common nonmetal that reacts with almost every other metal and nonmetal, making up a large part of the atmosphere, biosphere, hydrosphere, and the crust of the earth

N

Flourine

C

Sulfur

Ne

Helium

Ca

this metals density makes it useful for electric car batteries

Be

Beryllium

Si

an inert Noble gas used in signs

Li

its unusual ability to change its electrical conductivity makes it essential for microprocessors and solid state memory chips

He

essential to bone and shell strength and muscle and nerve function

Fe

Potassium

Hg

A halogen that is useful for killing bacteria in drinking water and swimming pools

Cl

Iron

Na

Silver

K

a metal that is liquid at room temperature and used in thermometers and other instruments

Ag

Sodium

reactive metal

Nitrogen

inert Nobel gas

Potassium

conductive nonreactive metal

Iodine

All of the above

Silver

Orange Rust

Hydrogen

Black Tarnish

Argon

Green Cupric Oxide

Coal

Water

Iron

Carbon Dioxide

Copper

Does not react with Oxygen

Match the following

temperature

a chemical property 

mass

the property that allows water striders to walk on water

volume

the amount of matter in a substance

color

the space a substance occupies

flammability

the mass of a substance divided by the space it occupies

density

the wavelength of visible light that is reflected or emitted from an object

surface tension

the average kinetic energy of the particles in a substance

Match the following

toxicity

a chemical property 

ductility

the temperature at which a substance freezes

reflectivity

the temperature at which a substance changes from a liquid state to a gaseous state

elasticity

a measure of how much light or heat bounces back from an object

permeability

the tendency of an object to bend under pressure and return to its original position when that pressure is removed

boiling point

the ability to allow something else to pass through it (e.g. water through soil, Oxygen through a membrane)

melting point

the ability to lengthen a substance like a wire without it breaking

Match the following

viscosity

a chemical property 

luster

the way light interacts with the surface of a crystal, rock, or mineral

opacity

the thickness, stickiness, or resistance to flow of a liquid

solubility

how much pressure a substance can take without bending or breaking

reactivity

the ability of a substance to form a solution with another substance

strength

the ability of a substance to allow light to  pass through it

hardness

the resistance of a solid to scratching 

mL

Mass

g/ml

Volume

s

Density

N/m2   (or PSI in the British System) Force divided by a unit of area