What is the name of PbS?
Lead (II) Sulfide
Is salad a heterogeneous or homogeneous mixture
Heterogeneous
Is Rust a Chemical or Physical change.
Chemical
Who maid the Bhour model
Neels Bhoure
Tiger woods
Neels Bhoure
Positive Charged Ion
Cation
What is the formula for Magnesium sulfate?
MgSO4
Is sugar water heterogeneous or homogeneous.
Homogeneous
What is NOT an example of a chemical change.
A. Bonfire
B. Grinding Wheat
C. Milk spoiling
D. Color has formed with a new odor
b
Who made the periodic table
Russian guy
Donald trump
tennis coach
Russian guy
Negative Charged Ion
Anion
What is the name for Mg3P2?
Magnesium phosphide
If you look closely at this mixture you can see distinct components
heterogeneous
Melting Point is what type of property.
A. Chemical
b. Not a property
C. Intensive Physical
D. Extensive
C
What do metals form
Cations
What is the name of V2O5?
Vanadium (IV) Oxide
What mixture is salt and pepper
Heterogeneous
Which of the following is a chemical property of water?
A.Reacts with pure Sodium
B.Boils at 100 degrees Celsius
C.Dissolves Sugar
D.Has a density of 1 g/mL
B
Copper
Cation
What is the formula for Iron (III) chloride?
FeCl3
What mixture is cake batter
homogeneous
Is the formation of the grand canyon a physical or chemical change?
Chemical
Physical
Physical
Group 15