WorksheetsQ1 Benchmark Review
Total questions: 22
Worksheet time: 12mins
If a substance can be separated by physical means (evaporation, filtration, distillation) , then it is a(n)...
Element
Compound
Mixture
-Each circle represents an atom.
-Each different color represents a different kind of atom.
Which image represents a "pure substance"?
The atoms in image 1.
The atoms in image 2.
SELECT ALL THAT APPLY.
A pure substance can be a(n)...
element (atom)
compound (molecule)
homogeneous mixture
heterogeneous mixture
An atom of iron (Fe) is a(n)...
compound
element
homogeneous mixture
heterogeneous mixture
COVALENT bonds are formed between...
a METAL & a NONMETAL
2 or more NONMETALS
2 or more METALS
2 or more METALLOIDS
-Each circle represents an atom.
-Each different color represents a different kind of atom.
-If two atoms are touching then they are bonded together as a compound.
Which image represents a "pure substance"?
The molecules in Image 1
The molecules in Image 2
The molecules in Image 3
An atom of Aluminum (Al) is a(n)...
compound
element
homogeneous mixture
heterogeneous mixture
A molecule of Water (H₂O) is a(n)...
compound
element
homogeneous mixture
heterogeneous mixture
An atom of Neon (Ne) is a(n)...
compound
element
homogeneous mixture
heterogeneous mixture
IONIC bonds are formed between...
a METAL & a NONMETAL
2 or more NONMETALS
2 or more METALS
2 or more METALLOIDS
A molecule of Carbon Dioxide (CO2) is a(n)...
compound
element
homogeneous mixture
heterogeneous mixture
A molecule of Sodium Chloride (NaCl) is a(n)...
compound
element
homogeneous mixture
heterogeneous mixture
An atom of Hydrogen (H) is a(n)...
compound
element
homogeneous mixture
heterogeneous mixture
SELECT ALL THAT APPLY.
Characteristics of bases are...
a slippery feel
a pH higher than 7
a bitter taste
a sticky texture
Metals, like Iron (Fe), REACT with Oxygen (O) in the air and rust.
Rust is an example of a...
Physical Change
Chemical Change
A molecule of Rust (Fe2O3) is a(n)...
compound
element
homogeneous mixture
heterogeneous mixture
Which 2 elements would share their electrons in a COVALENT bond?
Carbon (C) & Oxygen (O)
Sodium (Na) & Chlorine (Cl)
Iron (Fe) & Oxygen (O)
Copper (Cu) & Zinc (Zn)
A substance is CRUSHED into smaller pieces.
This is a...
Physical Change
Chemical Change
A substance in a beaker eventually disappeared! It's not magic. It's eVaPoRaTiOn.
Evaporation is a...
Physical Change
Chemical Change
Which 2 elements would TRANSFER their electrons to make an IONIC bond?
Carbon (C) & Oxygen (O)
Sodium (Na) & Chlorine (Cl)
2 Atoms of Hydrogen (H)
Copper (Cu) & Zinc (Zn)
SELECT ALL THAT APPLY.
Characteristics of acids are...
a slippery feel
a pH lower than 7
a sour taste
a sticky texture
A chocolate bar slowly turned into a liquid! It's not magic. It MeLtEd.
Melting is a...
Physical Change
Chemical Change
