Organic Chemistry III Lowersixth Science Chemistry

Froggy Jumps

Parties jouées 0

Créer une copie

À propos de cette activité

Quiz on purification and element tests.

Créé par

YAKILI LMS

Cameroon

Téléchargez la version pour jouer sur papier

Créez votre propre jeu gratuite à partir de notre créateur de jeu

Affrontez vos amis pour voir qui obtient le meilleur score dans ce jeu

Créer un défi

Phlebotomy Order of Draw Quiz

Pamela Chapman

United States

(61)

Test your knowledge of the order of draw in Phlebotomy with these 10 questions!
pizza

Lorelay Tyana

Romania

(269)

joc despre pizza
Bill of Rights Game - The Constitutionalist

Doni The Don

United States

(92)

Test your knowledge on the Bill of Rights. A fun way to test your knowledge and focus on where you need to improve.
Ethos, Pathos, and Logos Quiz

Kristine Vester

United States

(134)

Test your knowledge of ethos, pathos, and logos with these 10 questions on examples of persuasive techniques.
The Integumentary System

Breanna Nesbitt

United States

(59)

Functions and Structures of the skin

		%
	Anonyme	%
		%
		%

Imprimez votre jeu

Organic Chemistry III Lowersixth Science Chemistry


Froggy Jumps Organic Chemistry III Lowersixth Science ChemistryVersion en ligne Quiz on purification and element tests. par YAKILI LMS 1 Which method purifies organic liquids by boiling and condensing? a Filtration b Fractional distillation c Chromatography 2 Which method removes impurities by dissolving and recrystallizing? a Distillation b Filtration c Recrystallization 3 What is the first step in purifying organic solids? a Remove insoluble impurities by filtration b Boil to evaporation c Centrifuge 4 Which technique separates mixtures based on adsorption? a Filtration b Chromatography c Distillation 5 Qualitative test for carbon presence often uses... a Flame test b Hydrogen gas test c CO2 test; limewater 6 Qualitative analysis for hydrogen detects what in a carbon sample? a Oxygen evolution b Nitrogen evolution c Hydrogen gas evolution 7 A positive test for carbon in an organic mixture is: a Carbon dioxide produced on heating b Hydrogen gas produced c Charring only 8 Qualitative analysis of carbon and hydrogen often uses: a Flame tests b Titration c Electrolysis 9 Which compound is tested for chlorine using limewater after combustion? a Oxygen b Hydrogen chloride c Nitrogen 10 Qualitative analysis of nitrogen commonly uses: a Chlorine gas test b Sulfur dioxide test c Nitric oxide or ammonia detection 11 Qualitative sulfur detection often yields: a Nitrate formation b Chloride precipitates c Sulfide precipitates 12 Which test indicates sulfur in a compound? a Benedict’s test b Permanganate test c Vollhard’s test 13 Halogens qualitative test commonly uses: a Sodium hydroxide test b Silver nitrate precipitates c Ammonia test 14 A positive halogen test yields which precipitate in AgNO3? a AgX (precipitate) b AgClO4 c No precipitate 15 Qualitative analysis of phosphorus often involves: a Ashing and color change on flame b pH measurement c Titration 16 Which reagent is common in phosphate tests? a Acidic molybdate b Copper sulfate c Sodium hydroxide 17 Qualitative tests for metallic elements typically use: a Flame tests b NMR c Mass spectrometry 18 A bright lithium flame color indicates: a Green b Blue c Crimson 19 Sodium flame color is: a Yellow b Orange c Lilac 20 Potassium flame color is: a Lilac b Yellow c Red 21 Calcium in flame test shows: a Crimson b Pale blue c Brick red 22 Which method measures boiling point to purify a liquid? a Electrolysis b Filtration c Fractional distillation 23 Which separation technique relies on differing affinities to a stationary phase? a Evaporation b Chromatography c Filtration 24 Qualitative analysis of carbon can involve: a Mass measurement only b Gas evolution and residues c Melting point only 25 Qualitative analysis for nitrogen often uses: a Nessler's reagent or ammonia detection b Lactose test c Sodium sulfate test 26 Which element group is tested with halogen tests primarily? a Noble gases b Group 17 (halogens) c Group 1 27 Which qualitative test indicates carbon via carbonate formation? a Blue precipitate b Reaction with acid producing CO2 c Color change with base 28 Which method purifies by removing dissolved impurities via solvent? a Wash and recrystallize b Centrifugation c Boiling point elevation 29 Nitrogen qualitative detection often uses: a Sulfate test b Ammonia scent or Nessler’s c Iodine test 30 Sulfur qualitative test can produce: a Sulfide precipitates b Chloride precipitates c Nitrate crystals 31 Which is a key step in purifying organic acids? a Neutralization and recrystallization b Electrolysis c Phase change 32 Qualitative analysis of halogens uses: a Sugar tests b Calcium carbonate tests c Silver nitrate tests 33 Phosphorus qualitative test may involve: a No reaction b Color change with oxidizing agents c Flame color only 34 Which test is common for carbon in organics? a Combustion with CO2 detection b Electrolysis c Titration with acid 35 Hydrogen in organic matter is often shown by release of: a Hydrogen gas b Chlorine gas c Oxygen gas 36 Which technique uses a mobile and stationary phase? a Filtration b Chromatography c Crystallization 37 Distillation purifies mixtures based on: a Boiling point differences b Solubility c Color differences 38 Which method is used to purify organic liquids by vaporization? a Filtration b Distillation c Crystallization 39 Qualitative tests for metals often yield: a No flame b Colorless flames c Colored flames 40 Which test detects halide ions in solution? a Silver nitrate test b Keller test c Benedict’s test 41 A common drying agent in purification is: a Sodium chloride b Anhydrous magnesium sulfate c Water 42 Qualitative carbon test uses: a Titration b Flame and residue checks c Mass spectrometry 43 A qualitative test for nitrogen may use: a Phenolphthalein b Nessler’s reagent c Litmus paper 44 Which property is key for separating organics by chromatography? a Polarity b Density c Mass 45 Which halogen is tested with limewater after combustion? a Chlorine b Iodine c Bromine 46 Purification often ends with: a Heating only b Dissolution only c Drying and storage 47 Which test indicates carbonate ions? a Blue precipitate b Effervescence with acid c Orange color 48 Qualitative analysis of metals can reveal: a Non-metals only b Metal cations c Metal anions 49 Which is a common impurity in organic purifications? a Nitrogen b Oxygen c Water 50 Which reagent helps detect phosphate? a Molybdate reagent b KMnO4 c CuSO4

Organic Chemistry III Lowersixth Science Chemistry

Froggy Jumps

À propos de cette activité

Créé par

Téléchargez la version pour jouer sur papier

Top Jeux

Froggy Jumps

Phlebotomy Order of Draw Quiz

Froggy Jumps

pizza

Froggy Jumps

Bill of Rights Game - The Constitutionalist

Froggy Jumps

Ethos, Pathos, and Logos Quiz

Froggy Jumps

The Integumentary System

Froggy Jumps

Organic Chemistry III Lowersixth Science ChemistryVersion en ligne

par YAKILI LMS

Which method purifies organic liquids by boiling and condensing?

Which method removes impurities by dissolving and recrystallizing?

What is the first step in purifying organic solids?

Which technique separates mixtures based on adsorption?

Qualitative test for carbon presence often uses...

Qualitative analysis for hydrogen detects what in a carbon sample?

A positive test for carbon in an organic mixture is:

Qualitative analysis of carbon and hydrogen often uses:

Which compound is tested for chlorine using limewater after combustion?

Qualitative analysis of nitrogen commonly uses:

Qualitative sulfur detection often yields:

Which test indicates sulfur in a compound?

Halogens qualitative test commonly uses:

A positive halogen test yields which precipitate in AgNO3?

Qualitative analysis of phosphorus often involves:

Which reagent is common in phosphate tests?

Qualitative tests for metallic elements typically use:

A bright lithium flame color indicates:

Sodium flame color is:

Potassium flame color is:

Calcium in flame test shows:

Which method measures boiling point to purify a liquid?

Which separation technique relies on differing affinities to a stationary phase?

Qualitative analysis of carbon can involve:

Qualitative analysis for nitrogen often uses:

Which element group is tested with halogen tests primarily?

Which qualitative test indicates carbon via carbonate formation?

Which method purifies by removing dissolved impurities via solvent?

Nitrogen qualitative detection often uses:

Sulfur qualitative test can produce:

Which is a key step in purifying organic acids?

Qualitative analysis of halogens uses:

Phosphorus qualitative test may involve:

Which test is common for carbon in organics?

Hydrogen in organic matter is often shown by release of:

Which technique uses a mobile and stationary phase?

Distillation purifies mixtures based on:

Which method is used to purify organic liquids by vaporization?

Qualitative tests for metals often yield:

Which test detects halide ions in solution?

A common drying agent in purification is:

Qualitative carbon test uses:

A qualitative test for nitrogen may use:

Which property is key for separating organics by chromatography?

Which halogen is tested with limewater after combustion?

Purification often ends with:

Which test indicates carbonate ions?

Qualitative analysis of metals can reveal:

Which is a common impurity in organic purifications?

Which reagent helps detect phosphate?