Question # 1

Sintered glass is porous material used for:

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Absorption

Decoration

Filtration

All of above

Fluted filter paper is used to:

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Decrease rate of filtration

Increase rate of filtration

Maintain rate of filtration

None of above

Solvent extraction is an unstable,Process and it is controlled by:

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Alcohol extraction

Petrol extraction

Phenol extraction

Ether extraction

The solid remained on filter paper during filtration is called the

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Substance

Residue

Undue

Filtrate

The liquid obtained after passing the mixture through filter paper is termed as:

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Extract

Residue

Filtrate

Sample

Fluted filter paper is used to :

Choose an answer

Decrease rate of filtration.

Increase rate of filtration.

Maintain rate of filtration.

None of above.

The solid remained on filter paper during the filtration is called the :

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Substance.

Residue.

Undue.

Filtrate.

Solvent extraction is an unstable, Process and it is called by:

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The amount of solute

Distribution law

The amount of solvent used

Law of mass action

Direct conversion of solid intro vapours is called:

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Crystallization

Sublimation

Obligation

Vapourization

A complete chemical characterization of a compound must include

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Qualitative analysis

Chemical analysis

Quantitative analysis

Both a and c

The reagents like KMnO_{4 and HCL cannot be filtered through Gooch crucible if its base is covered with :}

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Butterfly paper.

Ordinay paper.

Flying paper.

Filter paper.

Sintered glass is a porous material use for :

Choose an answer

Absorpton

Decoration.

Filtration.

All of above.

The liquid obtained after passing the mixture through filter paper is termed as :

Choose an answer

Extract.

Residue.

Filtrate.

Sample.

The detection of functional group is called :

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Numerical analysis.

Qualitative analysis.

Combustion analysis.

Quantitative analysis.

Solvent extraction method is a particularly useful technique of separation when the product to be separated is:

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non-volatile or thermally unstable.

volatile or thermally stable.

non-volatile or thermally stable.

volatile or thermally unstable.

The filtration process is used to separate solid from:

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Liquid

Gas

Solid

All of above

The apex angle of the folded filter paper is slightly greater is termed as:

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60 degree

30 degree

45 degree

90 degree

Selection of filter paper depends upon sizes of particles to be:

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Tested

^Filtered

Checked

All of above

The sample being analyzed is called

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Electrolyte

Substance

Analyte

All of above

Which one of the following substance is use as decolonizing agent

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Asbestos

Animal charcoal

conc, H₂SO₄

Silica gel

A complete chemical Characterization of a compound must include:

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Qualitative analysis

Chemical analysis

Quantitative analysis

None of above

Estimation of Na in sea water is an example of :

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Numerical analysis.

Qualitative analysis.

Quantitative analysis.

None of above.

Selection of filter paper depends upon sizes of particles to be :

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Tested.

Filtered.

Checked.

All of above.

The comparative rates at which the solutes move in paper chromatography, depend on:

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the size of per sued.

R_f values of solutes

temperature of the experiment

size of the chromatography tank used.

Gooch crucible is made of:

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Brass

Porcelain

Bronze

.Gold

Which one of the following substances is used to decolourizing agent

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Abestos

Animal charcoal

conc. H2SO4

Silica gel

The other name for distribution law is

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Dispersive law

Partition law

Avogadro's law

separation law

Direct conversion of solid into vapors is called :

Choose an answer

Crystallization

Sublimation

Obligation

Vaporization.

The sample being analyzed is called:

Choose an answer

Electrolyte

Residue

Undue

Filtrate

The filtration process is used to to separate solid from :

Choose an answer

Liquid.

Gas.

Solid.

All of above.

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