CHEM 121 LAB REPORT 5 CHEMICAL BONDING AND SOLUBILITY PATTERN REVIEW 2026

CHEM 121 LAB REPORT 5 CHEMICAL BONDING
AND SOLUBILITY PATTERN REVIEW 2026

◉ CaCl2(aq)+Na2CO3(aq)⟶2NaCl(aq)+CaCO3(s) Answer:
molecular equation


◉ soluble or insoluble?
Most halide (Br-, Cl-, and I-) salts Answer: soluble


◉ soluble or insoluble?
Salts of Group 1 elements Answer: soluble


◉ soluble or insoluble?
Most carbonate and phosphate salts Answer: insoluble


◉ soluble or insoluble?
Most silver salts Answer: insoluble


◉ soluble or insoluble?
Most nitrate salts Answer: soluble

, ◉ Identify the common indicators that a chemical reaction has
occurred. Answer: Precipitate being formed
Bubbles being produced
A color change
A change in temperature


◉ Ruthenium(IV) oxide Answer: RuO2


◉ Titanium(IV) iodide Answer: TiI4


◉ Aluminum selenide Answer: Al2Se3


◉ Barium sulfide Answer: BaS


◉ ion Answer: a charged version of an atom that is formed by losing
or gaining electrons compared to the atom.


◉ Identify the products for the reaction of lead(II) nitrate
Pb(NO3)2(aq) and potassium iodide KI(aq). Answer: PbI2(s) and
KNO3(aq)


◉ Identify the products for the reaction of lead(II) nitrate (