True or False: Chemistry Concepts

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Quiz on mixtures, solutions, and elements

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Ruhveer Singh

India

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True or False: Chemistry Concepts


True or False: Chemistry ConceptsVersion en ligne Quiz on mixtures, solutions, and elements par Ruhveer Singh 1 Milk is a solution. Yes No 2 Sugar dissolved in water forms a solution. Yes No 3 Suspension is a homogeneous mixture. Yes No 4 Salt and sulphur mixture is homogeneous. Yes No 5 Suspension particles can be separated by filtration. Yes No 6 Particle size in colloids is about < 1 nm. Yes No 7 A pure substance contains many different particles. Yes No 8 The component present in larger amount in a solution is the solute. Yes No 9 A homogeneous mixture has uniform composition. Yes No 10 Iron filings + sulphur form a compound. Yes No 11 Colloidal particles do not settle down. Yes No 12 The component present in larger amount in a solution is the solvent. Yes No 13 Alloys are generally heterogeneous mixtures. Yes No 14 On heating iron and sulphur strongly, product formed is a mixture. Yes No 15 Melting of ice is a chemical change. Yes No 16 Salt and sulphur mixture is heterogeneous. Yes No 17 An unsaturated solution is always solid. Yes No 18 Colloidal particles always settle down. Yes No 19 A saturated solution cannot dissolve more solute at that temperature. Yes No 20 Chalk powder in water is a suspension. Yes No 21 Particles of suspension settle down on standing. Yes No 22 Alloys are generally homogeneous mixtures. Yes No 23 Brass is a compound. Yes No 24 Particles of a true solution are visible to naked eye. Yes No 25 Which is an example of gaseous solution? Brass. Yes No 26 The scattering of light by colloids is reflection. Yes No 27 Particles of a true solution are smaller than 1 nm. Yes No 28 Particle size in colloids is about 1-100 nm. Yes No 29 Suspension particles can be separated by evaporation. Yes No 30 A homogeneous mixture has visible layers. Yes No 31 Milk is a colloid. Yes No 32 A colloid is heterogeneous (microscopically). Yes No 33 Sea water is a pure substance. Yes No 34 Chalk powder in water is a solution. Yes No 35 A saturated solution can dissolve more solute at that temperature. Yes No 36 Solutions do not show the Tyndall effect. Yes No 37 A pure substance contains only one type of particle. Yes No 38 Brass is an alloy. Yes No 39 Sugar dissolved in water forms a suspension. Yes No 40 Sea water is a mixture. Yes No 41 In tincture of iodine, iodine is the solvent. Yes No 42 Concentration of solution means amount of solute in given solution. Yes No 43 On heating iron and sulphur strongly, the product formed is a compound (iron sulphide). Yes No 44 Melting of ice is a physical change. Yes No 45 The scattering of light by colloids is the Tyndall effect. Yes No 46 A colloid is a pure element. Yes No 47 A solution is always heterogeneous. Yes No 48 Solutions do show the Tyndall effect. Yes No 49 Concentration of solution means colour intensity. Yes No 50 Suspension is a heterogeneous mixture. Yes No 51 Iron filings + sulphur without heating form a mixture. Yes No 52 An unsaturated solution can dissolve more solute. Yes No 53 In tincture of iodine, iodine is the solute. Yes No 54 Particles of suspension never settle. Yes No 55 Air is a gaseous solution. Yes No 56 A solution is homogeneous. Yes No

True or False: Chemistry Concepts

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Créé par

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True or False: Chemistry ConceptsVersion en ligne

par Ruhveer Singh

Milk is a solution.

Sugar dissolved in water forms a solution.

Suspension is a homogeneous mixture.

Salt and sulphur mixture is homogeneous.

Suspension particles can be separated by filtration.

Particle size in colloids is about < 1 nm.

A pure substance contains many different particles.

The component present in larger amount in a solution is the solute.

A homogeneous mixture has uniform composition.

Iron filings + sulphur form a compound.

Colloidal particles do not settle down.

The component present in larger amount in a solution is the solvent.

Alloys are generally heterogeneous mixtures.

On heating iron and sulphur strongly, product formed is a mixture.

Melting of ice is a chemical change.

Salt and sulphur mixture is heterogeneous.

An unsaturated solution is always solid.

Colloidal particles always settle down.

A saturated solution cannot dissolve more solute at that temperature.

Chalk powder in water is a suspension.

Particles of suspension settle down on standing.

Alloys are generally homogeneous mixtures.

Brass is a compound.

Particles of a true solution are visible to naked eye.

Which is an example of gaseous solution? Brass.

The scattering of light by colloids is reflection.

Particles of a true solution are smaller than 1 nm.

Particle size in colloids is about 1-100 nm.

Suspension particles can be separated by evaporation.

A homogeneous mixture has visible layers.

Milk is a colloid.

A colloid is heterogeneous (microscopically).

Sea water is a pure substance.

Chalk powder in water is a solution.

A saturated solution can dissolve more solute at that temperature.

Solutions do not show the Tyndall effect.

A pure substance contains only one type of particle.

Brass is an alloy.

Sugar dissolved in water forms a suspension.

Sea water is a mixture.

In tincture of iodine, iodine is the solvent.

Concentration of solution means amount of solute in given solution.

On heating iron and sulphur strongly, the product formed is a compound (iron sulphide).

Melting of ice is a physical change.

The scattering of light by colloids is the Tyndall effect.

A colloid is a pure element.

A solution is always heterogeneous.

Solutions do show the Tyndall effect.

Concentration of solution means colour intensity.

Suspension is a heterogeneous mixture.

Iron filings + sulphur without heating form a mixture.

An unsaturated solution can dissolve more solute.

In tincture of iodine, iodine is the solute.

Particles of suspension never settle.

Air is a gaseous solution.

A solution is homogeneous.