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WorksheetsSCS Yr 11 Qualitative Tests
Total questions: 23
Worksheet time: 12mins
Which of the following salts is insoluble according to the solubility rules provided?
Ammonium chloride
Barium sulfate
Sodium nitrate
Potassium sulfate
Which of the following salts is insoluble according to the solubility rules provided?
Silver chloride
Ammonium sulfate
Sodium nitrate
Potassium sulfate
What is the color observed in the flame test for potassium (K+)?
Brick red
Yellow-orange
Lilac
Green apple
What is the color observed in the flame test for Lithium (Li+)?
Red
Yellow-orange
Lilac
Green apple
What is the color observed in the flame test for sodium (Na+)?
Brick red
Yellow-orange
Lilac
Green apple
What is the color observed in the flame test for Calcium (Ca2+)
Brick red
Yellow-orange
Lilac
Green apple
What is the color observed in the flame test for Barium (Ba2+)
Brick red
Yellow-orange
Lilac
Green apple
What is the observation when silver nitrate (AgNO3) is added to a solution containing bromide ions (Br-)?
White precipitate
Cream precipitate
Yellow precipitate
No precipitate
What is the observation when silver nitrate (AgNO3) is added to a solution containing chloride ions (Cl-)?
White precipitate
Cream precipitate
Yellow precipitate
No precipitate
What is the observation when silver nitrate (AgNO3) is added to a solution containing iodide ions (l-)?
White precipitate
Cream precipitate
Yellow precipitate
No precipitate
Which group 2 cation does not show a flame test?
Mg2+
Ca2+
Ba2+
All show a flame test
What is the correct completion for the reaction between sodium chloride and silver nitrate?
NaNO3 + AgCl
NaCl + AgNO3
Na2SO4 + Ag2SO4
Na3PO4 + Ag3PO4
What is the observation when HCl (acid) is used to test for carbonates?
Bubbles turn limewater milky
Bubbles cause a "pop" sound
White precipitate of BaSO4 forms
Orange color decolorizes
Which metals will not react with acids like HCl if they are lower than hydrogen in the reactivity series?
Cu, Ag, Au, Pt
Na, K, Ca
Mg, Al, Zn
Fe, Pb, Hg
What is the color of the precipitate formed when iron II sulfate reacts with NaOH?
Dark green
Brown
Blue
Yellow
What is the color of the precipitate formed when copper II sulfate reacts with NaOH?
Dark green
Brown
Blue
Yellow
What is the color of the precipitate formed when iron III chloride reacts with NaOH?
Dark green
Brown
Blue
Yellow
What change is observed when bromine (Br2) reacts with alkenes?
Orange color turns green
Orange color decolorizes
Bubbles form in the solution
No observable change
What is the result of the reaction between acidified potassium dichromate and alcohols?
Orange color turns to purple
Orange color turns to blue
Orange color turns to green
Orange color remains unchanged
What color does red litmus paper turn when exposed to ammonia (NH₃)?
Red
Blue
Yellow
Green
What is the color of the flame test for copper (Cu2+)?
Blue-green
Red
Yellow
Purple
What is the result when barium chloride reacts with sulfuric acid?
Formation of barium sulfate precipitate
Formation of hydrogen gas
No reaction
Formation of chlorine gas
What change occurs when dilute hydrochloric acid is added to magnesium metal?
Formation of hydrogen gas
Formation of a white precipitate
No observable change
Formation of a pink color
