WorksheetsFun Chem 3
Total questions: 16
Worksheet time: 56mins
Calcium carbonate reacts with nitric acid to form?
calcium oxide
calcium nitrate
calcium chloride
calcium sulfate
Acid react with metal to form
salt+ carbon dioxide
salt + hydrogen
Salt + Water
Salt + metal oxide
What happens when you put a red blood cell in a solution with high salt concentration?
the red blood cell will shrink as the water rushes out of the cell toward the salt
the red blood cell will burst as water rushes inward toward the cell
the red blood cell will stay the same size as water flows in and out evenly
What is the scientific name for salt?
Sodium chloride
Hydrochloric acid
Acetic acid
Potassium chloride
Which of the following salts is prepared by precipitation method?
sodium chloride
barium sulfate
calcium nitrate
ammonium carbonate
How would you prepare a sample of potassium chloride safely in the laboratory?
Add excess potassium metal to dilute hydrochloric acid
Titrate dilute HCl with aqueous KOH with an indicator
Titrate dilute HCl with aqueous KOH once with indicator, then again without
Mix aqueous potassium nitrate with aqueous sodium chloride
Which of the following methods is used to prepare zinc sulfate?
Add excess zinc chloride to aqueous sodium sulfate
Tiltrate dilute H2SO4 with aqueous Zn(OH)2 with an indicator, then again without
Add excess solid zinc oxide to dilute sulfuric acid
Mix aqueous zinc nitrate with aqueous potassium sulfate
After titrating aqueous NaOH with dilute HCl without indicator, what is my next step to obtain a sample of NaCl ?
Filtration
Evaporation to dryness
Repeat the titration
Evaporate to saturation, then cool the solution
Which of the following can be prepared by titration?
Magnesium sulfate
Zinc carbonate
Lead (II) sulfate
Lithium chloride
