chemistry sol review. which of the following is not an example of a physical change? a. the shaping...
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CHEMISTRY SOL REVIEW
WHICH OF THE FOLLOWING IS NOT AN EXAMPLE OF A PHYSICAL CHANGE? A. the shaping of a gold bar B. the melting of a popsicle C. the explosion of fireworks D. the sanding of a piece of wood
WHICH OF THE FOLLOWING IS NOT AN EXAMPLE OF A PHYSICAL CHANGE? A. the shaping of a gold bar B. the melting of a popsicle C. the explosion of fireworks D. the sanding of a piece of wood
WHY ARE CHEMICAL PROPERTIES HARDER TO OBSERVE THAN PHYSICAL PROPERTIES? A. Chemical properties change the substances identity.
B. Chemical properties depend on the size of the sample.
C. Physical properties can be observed and measured.
D. Physical properties change the identity of a substance.
WHY ARE CHEMICAL PROPERTIES HARDER TO OBSERVE THAN PHYSICAL PROPERTIES? A. Chemical properties change the substances identity.
B. Chemical properties depend on the size of the sample.
C. Physical properties can be observed and measured.
D. Physical properties change the identity of a substance.
WHICH OF THE FOLLOWING IS A CHEMICAL PROPERTY OF MATTER?
A. solubility B. volume C. density D. reactivity
WHICH OF THE FOLLOWING IS A CHEMICAL PROPERTY OF MATTER?
A. solubility B. volume C. density D. reactivity
WHICH OF THE FOLLOWING IS AN EXAMPLE OF HETEROGENEOUS MATTER? A. milk B. flour C. salt D. salad
WHICH OF THE FOLLOWING IS AN EXAMPLE OF HETEROGENEOUS MATTER? A. milk B. flour C. salt D. salad
A SUBSTANCE THAT DISSOLVES IN WATER IS… A. Soluble B. Solvent C. A colloid D. Insoluble
A SUBSTANCE THAT DISSOLVES IN WATER IS… A. Soluble B. Solvent C. A colloid D. Insoluble
WHEN THE TEMPERATURE OF A SOLUTION OF A SOLID IN A LIQUID IS RAISED, THE SOLUBILITY…
A. increases B. decreases C. remains the same D. cannot be determined
WHEN THE TEMPERATURE OF A SOLUTION OF A SOLID IN A LIQUID IS RAISED, THE SOLUBILITY…
A. increases B. decreases C. remains the same D. cannot be determined
A SUBSTANCE THAT IS MADE OF ATOMS THAT ARE ALL THE SAME IS CALLED?
A SUBSTANCE THAT IS MADE OF ATOMS THAT ARE ALL THE SAME IS CALLED? An element
WHAT IS THE NAME OF THE SMALL NUMBER THAT TELLS THE NUMBER OF ATOMS?
WHAT IS THE NAME OF THE SMALL NUMBER THAT TELLS THE NUMBER OF ATOMS?
Subscript
A CHEMICAL EQUATION IS BALANCED BY ADDING THIS…
A CHEMICAL EQUATION IS BALANCED BY ADDING THIS…
Coefficient
A CHEMICAL EQUATION SHOWS THAT A _______ HAS OCCURRED. A. phase change B. size change C. chemical change D. loss
A CHEMICAL EQUATION SHOWS THAT A _______ HAS OCCURRED. A. phase change B. size change C. chemical change D. loss
COUNT THE ATOMS.
NaOH2
COUNT THE ATOMS.
2LiC (O2H)3
BALANCE THE EQUATION.
Na3 + O2 Na2 O4
BALANCE THE EQUATION.
Na3 + O2 Na2 O4
Na= Na=
O= O=
BALANCE THE EQUATION.
Pb + O2 Pb2 O
WHICH OF THESE IS A CHANGE IN CHEMICAL COMPOSITION? A. A lake freezes solid B. Gravel, sand, and water are mixed C. A copper bar is rolled into a flat sheet D. Vinegar bubbles when baking soda is added
WHICH OF THESE IS A CHANGE IN CHEMICAL COMPOSITION? A. A lake freezes solid B. Gravel, sand, and water are mixed C. A copper bar is rolled into a flat sheet D. Vinegar bubbles when baking soda is added
IF YOU BREAK A PIECE OF GLASS, THE SHAPE OF THE GLASS CHANGES, BUT THE PROPERTIES IN THE FRAGMENTS REMAIN THE SAME. WHICH OF THE FOLLOWING HAS OCCURRED? A. A chemical change
B. A temperature change
C. A phase change
D. A physical change
IF YOU BREAK A PIECE OF GLASS, THE SHAPE OF THE GLASS CHANGES, BUT THE PROPERTIES IN THE FRAGMENTS REMAIN THE SAME. WHICH OF THE FOLLOWING HAS OCCURRED? A. A chemical change
B. A temperature change
C. A phase change
D. A physical change
AT POINT D, ENERGY IS BEING USED TO CHANGE WATER FROM A….
AT POINT D, ENERGY IS BEING USED TO CHANGE WATER FROM A…. LIQUID TO A GAS
WHICH LETTERS ON THE GRAPH REPRESENT THE THREE STATES OF MATTER: GAS, SOLID, AND LIQUID?
WHICH LETTERS ON THE GRAPH REPRESENT THE THREE STATES OF MATTER: GAS, SOLID, AND LIQUID? A,C,E
WHEN AN ATOM GIVES AWAY ELECTRONS, IT A. becomes positively charged B. becomes negatively charged C. obtains a neutral charge D. will form a metallic bond
WHEN AN ATOM GIVES AWAY ELECTRONS, IT A. becomes positively charged B. becomes negatively charged C. obtains a neutral charge D. will form a metallic bond
WHICH TYPE OF BOND OCCURS BETWEEN A NON-METAL AND A NON-METAL? A. Ionic B. Metallic C. Covalent D. Polyatomic
WHICH TYPE OF BOND OCCURS BETWEEN A NON-METAL AND A NON-METAL? A. Ionic B. Metallic C. Covalent D. Polyatomic
WHICH TYPE OF BOND IS FORMED BETWEEN A NON-METAL AND A METAL? A. Ionic B. Metallic C. Covalent D. Polyatomic
WHICH TYPE OF BOND IS FORMED BETWEEN A NON-METAL AND A METAL? A. Ionic B. Metallic C. Covalent D. Polyatomic
WHICH FAMILY CAN BOND FORMING STABLE COMPOUNDS WITH THE ALKALI METALS BASED ONLY ON VALENCE ELECTRONS?
A. Noble gases B. Carbon Family C. Halogens D. Transition Metals
WHICH FAMILY CAN BOND FORMING STABLE COMPOUNDS WITH THE ALKALI METALS BASED ONLY ON VALENCE ELECTRONS?
A. Noble gases B. Carbon Family C. Halogens D. Transition Metals
WHICH IS NOT TRUE OF ACIDS? A. Sour taste B. Burn skin C. Release –OH ion D. Good electrolytes
WHICH IS NOT TRUE OF ACIDS? A. Sour taste B. Burn skin C. Release –OH ion D. Good electrolytes
WHICH SUBSTANCE IS NEUTRAL? A. Milk B. Tums C. HCl D. Salt
WHICH SUBSTANCE IS NEUTRAL? A. Milk B. Tums C. HCl D. Salt
THE CHEMICAL REACTION BETWEEN EQUALLY STRONG BASES AND ACIDS IS CALLED A. Neutralization B. Emulsification C. Dissociation D. Ionization
THE CHEMICAL REACTION BETWEEN EQUALLY STRONG BASES AND ACIDS IS CALLED A. Neutralization B. Emulsification C. Dissociation D. Ionization
DRAW A PH SCALE. ADD THE NUMBERS AND LABEL STRONG ACID, STRONG BASES, AND NEUTRAL
DRAW A PH SCALE. ADD THE NUMBERS AND LABEL STRONG ACID, STRONG BASES, AND NEUTRAL