Vocabulary
When an atom loses an electron, it forms a(n)
What is a cation?
Name the compound Na3PO4
sodium phosphate
The charge on a chloride ion in AlCl3 is
What is -1?
When a compound breaks down into two simpler substances.
What is decomposition?
Balance the equation KClO3 -> KCl + O2
2KClO3 -> 2KCl + 3O2
The starting ingredients of a chemical reaction.
What are reactants?
The compound with the formula SiCl4 is
What is silicon tetrachloride?>
The chemical formula for magnesium bromide
MgBr2
Type of reaction that starts with 2 compounds and ends with 2 compounds
What is double replacement reaction?
Hydrogen gas reacts with chlorine gas to produce hydrogen chloride gas
Classify type of reaction
write the balanced, chemical equation
synthesis
H₂ + Cl₂ --> 2HCl
A chemical bond that forms when atoms share electrons.
What is a covalent bond?
The compound with the formula FeSO3 is.
Iron(II) sulfite
The chemical formula for diphosphorus pentoxide.
P2O5
Al (s) + O2(g) -> Al2O3(s)
What type of reaction?
What is synthesis?
Write the complete, balanced chemical equation
sulfur dioxide reacts with oxygen to produce sulfur trioxide
2SO2 + O2 -> 2SO3
Why do equations need to be balanced?
matter can't be created or destroyed, so reactants' mass has to = product's mass
Write the name for HgSO4
What is mercury (II) Sulfate
What is the chemical formula for calcium phosphate
Ca3(PO4)2
What are the products of a combustion reaction?
carbon dioxide and water
Solutions of copper(II) chloride and sodium hydroxide to produce copper(II) hydroxide and sodium chloride
CuCl₂ + NaOH --> Cu(OH)₂ + NaCl
Differentiate between ionic and covalent bonding? Details!
Ionic- transfer of electrons; between metal & nonmetal
Covalent- sharing of electrons; only nonmetals
Name Co3(PO4)2
What is cobalt(II) phosphate
Would calcium and arsenic react? Why or why not? If so, write the chemical formula and name the compound.
Yes, calcium has 2 valence electrons, and As has 5
Ca3As2
Calcium arsenide
AlBr3 + K2SO4 -> ______ + Al2(SO4)3
Classify type of reaction
Determine the missing product's chemical formula
Balance equation
Double Replacement
2AlBr3 + 3K2SO4 -> 6KBr + Al2(SO4)3
Classify the reaction, and then write the balanced, chemical equation
Lead (II) nitrate reacts with hydrogen chloride to produce lead(II) chloride and HNO₃
Double displacement
Pb(NO₃)₂ + 2HCl -->PbCl₂ + 2HNO₃