Review Game Zone
Flash Cards
(current)
Games
Teachers
Search
Chemistry
Test Description: Qualitative Analysis
Instructions: Answer all questions to get your test result.
1) Excess of sodium hydroxide is added to aqueous solution of salt X and boiled. Ammonia gas is given off after aluminium foil is added to hot solution. What could X be?
A
Sodium chloride
B
Ammonium nitrate
C
Sodium nitrate
D
Ammonium chloride
2) An excess of dilute sulfuric acid reacts with both aqueous barium hydroxide and aqueous barium chloride. In what way are the 2 reactions the same?
A
The final pH is 7
B
An gas is produced
C
An insoluble salt is produced
D
Water is produced
3) X, an acid, was added to a solution of the nitrate of metal Y. A dense white precipitate was formed. What are X and Y?
A
Acid X is hydrochloric and Nitrate Y is calcium.
B
Acid X is sulfuric and Nitrate Y is aluminium
C
Acid X is nitric and nitrate Y is zinc
D
Acid X is sulfuric white Nitrate y is barium
4) Pale green solution X gives green ppt with excess aqueous sodium hydroxide. Alkaline gas is given off when the mixture is warmed with powdered aluminum. What does X contain?
A
Copper (II) and nitrate
B
Ammonium and Iron (II)
C
Iron (II) and nitrate
D
Ammonium and Copper (II)
5) In separate experiment,excess of aqueous sodium hydroxide or aqueous ammonia was added to solution X.In both experiments,ppt was obtained which dissolve in excess of added reagent.
A
Iron (III) nitrate
B
Zinc Nitrate
C
Iron (II) nitrate
D
Copper (II) nitrate
6) 2 aqueous solutions, X and Y, are mixed together. Which one of the following pairs would not give a white precipitate?
A
X is lead(II) nitrate and Y is sodium chloride
B
X is magnesium nitrate, Y is sodium sulfate
C
X is calcium nitrate and Y is sodium carbonate
D
X is barium nitrate and Y Is sodium sulfate.
7) Excess ammonia solution is added to an aqueous solution which contains calcium and copper (II) ions. Which of the following is a correct observation?
A
White precipitate is formed in dark blue solution
B
Blue precipitate is formed.
C
Dark blue solution is formed.
D
The mixture is light blue in colour.
8) Add dilute nitric acid followed by aqueous silver nitrate to Z; white ppt is formed. Add sodium hydroxide solution in excess to Z; white ppt that is insoluble is formed. What is Z?
A
Aluminium sulfate
B
Aluminium chloride
C
Calcium chloride
D
Calcium sulfate
9) Which one of the following would not give a visible reaction with dilute hydrochloric acid?
A
Solid calcium carbonate
B
Aqueous sodium hydroxide
C
Aqueous lead(II) nitrate
D
Solid copper (II) oxide
10) Hydrogen gas reacts with nitrogen under high pressure and temperature in Haber Process to give?
A
Water
B
Oxygen
C
Ammonia
D
Carbon Dioxide
*select an answer for all questions
Check Results & Get Answers
Play Games with the Questions Above
Teachers: Create FREE classroom games with your questions
Click for more info!
©2007-2024
ReviewGameZone.com
|
About
|
Privacy
|
Contact
|
Terms
|
Site Map
WAIT! Find what you needed?
×
Still Looking for the Answers?
Have Another Question?
Play a Review Game with These Questions?
Want to Make Your Own Test Like This One?