7th Phys/Chem Properties/Aqueous sol. Unit 2 review

Organize these options into the right categories

Groups:

(a) Physical Properties

,

(b) Physical Changes

,

(c) Chemical Properties

,

(d) Chemical Changes

• Toxicity

• Corrosivity

• conductivity

• Reactivity

• magnetic

• melting

• dissolving sugar

• Change in Temp

• texture

• Formation of Precipitate

• Flammability

• shredding paper

• boiling/melting point

• solubility

• Permanent Color Change

• freezing

• Production of Gas

• luster

• boiling

• breaking glass

Tags

NGSS.MS-PS1-2

Which chemical property am I describing?

to catch fire or burn

carbon and hydrogen substances tend to be

combustion is possible

• Flammability

• Reactivity

• Toxicity

• Corrosivity

Which Chemical Change am I describing:

rusted iron

burning wood

banana turning from green to yellow

• Production of Gas

• Change in temp

• Permanent color change

• Production of light energy

Tags

NGSS.MS-PS3-4

NGSS.MS-PS3-5

Organize these options into the right categories

Groups:

(a) Solute

,

(b) Solvent

• Lemon

• Salt

• Sugar

• Water

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-4

NGSS.MS-PS1-1

Match the following for rate of dissolution

• Agitation

• Factor that involves exposure to water

• Temperature

• Fastest Rate of dissolution

• Hot water

• Factor that involves movement

• Surface Area

• Factor that involves kinetic energy

• Cold water

• Slowest rate of dissolution

Tags

NGSS.MS-PS1-4

Which of the following are examples of physical changes?

• banana turning yellow and bubbling

• shredding paper and breaking glass

• absorbing heat and burning wood

• dissolving sugar and producing gas

An aqueous solution is when the ​ (a)   is ​ (b)   .

• solvent
• water
• solute
• liquid
• oil
• solution

Match the following

• creates heat

• Endothermic

• absorbs heat

• precipitate

• A solid in a solution

• Exothermic

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

What two things can I possibly see if a gas is produced?

• Color change and temperature increase
• Bubbles and odor

• Sound and light
• Taste and texture

Tags

NGSS.MS-PS1-2

Organize these options into the right categories

Groups:

(a) Chemical Change

,

(b) Physical Change

• iron rusting

• Combustion

• Bubbling

• melting iron

• Banana turning yellow

• adding food color to a cake

• Odor

• dissolving sugar

• boiling water

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-4

NGSS.MS-PS1-5