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Worksheetsphysical science unit 4 quizizz review (HONORS)
Total questions: 76
Worksheet time: 5hrs 57mins
Magnesium Chlorine
Magnesium Chloride
In a neutral ionic compound, the total positive charge of all the positive ions ___________ the total negative charge of all the negative ions.
This image shows the bonding between Lithium and Fluorine. What does the red arrow show?
electrons being shared
electrons being transferred to Fluorine
electrons being transferred to Lithium
electrons being destroyed
Which of the following is NOT a step in forming an ionic bond?
One atom shares its electrons with another one
Opposite charged ions form due to the transfer of electrons
One atom gives electrons to another one
Oppositely charged ions attract
An ionic bond is the attraction between: (Select ALL that apply)
oppositely charged ions
similarly charged ions
metals and nonmetals
neutral atoms
cations and anions
Which of the following is the correct formula for these two ions: Al+3 & S-2
AlS3
Al2S3
Al3S2
Al3S
If I had a cation with a charge of 2+ how would you describe the formation of that ion?
gained 2 electrons
lost 2 electrons
gained 4 electrons
lost 4 electrons
If I had an anion with a charge of 3- how would you describe the formation of that ion?
gained 2 electrons
lost 2 electrons
gained 3 electrons
lost 3 electrons
Nitrogen, N, will form which of the following ions?
N
N-3
N-5
N+5
Which is the correct name for CaBr2?
Calcium Bromine
Bromine Calcium
Calcium Bromide
Bromine Chloride
Calcium Bromate
What is the name for CsBr?
Cesium Bromide
Calcium Bromine
Calcium Bromide
Cesium Bromine
Bromine Ceside
Which of the following is the correct formula for Sodium Nitride ( [ Na ] + & [ N ] 3- )
NaN3
Na3N
Na2N3
Na3N2
Which of the following is the correct formula for Potassium Sulfide
K2S
KS2
K3S
K2S3
When assigning ionic charge it is always written as a...
superscript
subscript
coefficient
script
When assigning the number of individual atoms in a chemical formula it is written as a...
superscript
subscript
coefficient
script
The following ionic crystal has 4 Sr ions (red) and 8 Br ions (blue). What is the formula for this ionic crystal?
SrBr
SrBr2
Sr2Br
Sr4Br8
Which of the following could NOT form an ionic compound? Check all that apply.
Li+ and Cl-
F- and O2-
Ba2+ and Ag+
Mg2+ and S2-
A compound is made of two nonmetals. It is
ionic
metallic
covalent
Bonds formed by sharing electrons between atoms are
ionic
metallic
covalent
dipole-dipole
A compound that is a poor conductor and has low melting and boiling points is most likely
ionic
metallic
covalent
Which compound would have a very low melting point?
sodium chloride
copper (II) sulfate
sulfur dioxide
aluminum
Which solid would be a good conductor?
sodium chloride
copper (II) sulfate
glucose
aluminum
Which elements are found on the left under the transition line (in green)?
Metals
Nonmetals
Metalloids
All types
Which elements are found on the right side above the transition line (in yellow)?
Metals
Nonmetals
Metalloids
All types
The name of the compound Ca3(PO4)2
calcium phosphate
tricalcium diphosphate
calcium phosphorus oxide
calcium phosphide
What is the name of the compound Sc(OH)3?
Scandium (III) hydroxide
Scandium (I) hydroxide
Scandium (II) hydroxide
Scandium hydroxide
What is the name of the compound Na2(SO4)?
Sodium sulfate
Sodium sulfide
Sodium sulfite
Sodium sulfuroxide
Name the following ionic compound: Cs2S
cesium sulfide
cesium sulfate
cesium II sulfate
cesium II sulfide
Name the ionic compound SnSe2
Tin diselenide
Tin (IV) Selenide
Tin selenide
Tin (II) triselenide
The name of FeCl₂ is
iron chloride
iron (II) chloride
iron (I) chloride
iron dichloride
If an element is diatomic it should have a subscript of___
1, always
2, only when it is an element
it shouldn't have a subscript, it should have a coefficent
2, when bonded in a compound
What is the charge of Iron in this compound. (Hint: think swap drop method):
Fe3(PO4)2
3+
2+
1+
6+
Fill in the blank. (Copper has a charge of 2+)
Cu+ AgNO3 → Ag + _____
Cu(NO3)2
CuNO3
CuAg
Cu
Predict the products of this synthesis reaction: H2 + Cl2 →
HCl
H2Cl2
H2Cl
HCl2
Predict the products for the this Single Replacement reaction:
K + HCl →
KCl + H2
KHCl
KH + Cl2
HCl + K2
Predict the products for the this Double Replacement reaction:
AgNO3 + KCl →
AgCl + KNO3
AgK + ClNO3
KAg + NO3Cl
AgCl + 3 KNO
Complete the balanced equation for this Double Replacement reaction.
3 NaOH + Fe(NO3)3 →
NaFe + OH(NO3)3
NaNO3 + Fe(OH)3
3 NaNO3 + Fe(OH)3
3 NaFe + 3 (OH)NO3
Predict the product of this synthesis reaction:
Al + S₈ →
AlS
AlS8
Al2S
Al2S3
Predict the products for the decomposition of aluminum oxide, Al2O3 →
Al + O2
O + Al2
Al2 + O3
Al + O
Which type of reaction is:
2 H3AsO4 → As2O5 + 3 H2O
Which type of reaction is:
2 NH3 + H2SO4 → (NH4)2SO4
Which type of reaction is:
2 K + MgBr2 → 2 KBr + Mg
Coefficients in chemical formulas...
Multiply just the first atom
Add to the subscripts at the end of the molecule
Multiply elements without subscripts
Multiply EVERYTHING!
The two sides of a chemical equation are called?
Reactants (left) and Products (right)
Ingredients (left) and Product (right)
Cations and Anions
Reactants (left) and Results (right)
Al + O2 → 2Al2O3
Which number is needed to balance the following equation?
2K + MgBr2 ⟶ …KBr + Mg
3
1
2
4
True or false:
In any physical change or chemical reaction, mass is conserved.
True
False
N2O4
David, Henry, and Jackson are working on a chemistry project. They are trying to balance the following equation:
__ Li + __ AlCl3 → __ LiCl + __ Al
Can you help them find the correct coefficients?
3, 1, 3, 1
3, 3, 1, 1
1, 1, 3, 3
1, 3, 1, 3
Zoe, Aiden, and Maya are working on a chemistry project where they need to balance the following equation:
__ Al(OH)3 + __ H2SO4 → __ Al2(SO4)3 + __ H2O
They came up with the following options. Which one is correct?
4, 6, 2, 12
3, 2, 6, 1
2, 3, 1, 6
6, 2, 1, 3
Charlotte, Kai, and Harper are in a chemistry lab. They are given a task to balance the following equation:
__ Rb + __ S8 → __Rb2S
Can you help them find the correct coefficients?
8, 1, 16
16, 1, 8
1, 8, 16
1, 16, 8
Oliver, Noah, and Hannah are in a chemistry lab. They are given NH3 and HCl and asked to produce NH4Cl. How many moles of each should they use to balance the equation?
__ NH3 + __ HCl → __ NH4Cl
1, 1, 1
3, 1, 4
4, 1, 3
1, 4, 3
Is the following reaction endothermic or exothermic
endothermic
exothermic
Is the following reaction endothermic or exothermic
endothermic
exothermic
Does the graph represent an endothermic or exothermic reaction?
Endothermic
Exothermic
Neither
NaF
Which type of bond(s) is/are good conductors of electricity?
ionic
covalent
metallic
ionic when dissolved in water and metallic
