Question # 1

Which one of the following is a compound protein or conjugate protein.

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Legumin

Albumin

Collagen

Phosphoprotein

Which is insoluble in water.

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BeSO4

MgSO4

CaSO4

BaSO4

Which one is used for manufacture of fertilizers

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Methane

Ethane

Ethene

Ethyne

Which of the following compounds will not give iodoform test on treatment with I2/NaOH

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Acetaldehyde

Acetone

Butanone

3-Pentaneone

Ethanol can be converted into ethanoic acid by

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Hydrogenation

Hydration

Oxidation

Fermentation

Which sugar is called milk sugar

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Glucose

Fructose

Lactose

Maltose

Out of all the elements of groups VI-A the highest melting and boiling points is shown by the element

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Te

Se

S

Po

Starch mixture of

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Amylose and xylose

Amylopectin and lactose

Lactose and sucrose

amylose and amylopectin

Out of the elements of group VIA the highest melting and boiling points is shown by the element.

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Te

Se

S

Po

The length of the polymer chain is specified by the number of repeating units which is called.

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Condensation

Co-polymerization

Iodine number

Degree of polymerization

The oxide of beryllium is

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Acidic

Basic

Amphoteric

None of these

Zymase can be used to convert glucose to

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Carbon and steam

CO2 and hydrogen

CO2 and Ethanol

Ethanol and water

When CO₂is made to react with ethyl magnesium iodide, followed by acid hydrolysis, the product formed is

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propane

propanoic acid

propanal

propanol

Which of the following species is ortho and para director.

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CHO

SO3H

NO2

Cl

Sodium is collected over molten sodium chloride in Down's cell, because.

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It does not react with NaCl

It is lighter in weight and floats on molten NaCl

Its reactivity is greater than NaCl

None of these

Nucleophilic substitution reactions, which are completed in two steps are called as.

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SN1

SN2

E1

E2

Which one is not a meta directing group

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-COOH

-CHO

-COR

-NH₂

The oxidation of NO in air produces

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N₂O₃

NO₂

N₂O₃

N₂O₄

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