Question # 1

Octyl acetate has the flavor of

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Orange

Pineapple

Banana

Apple

If similar groups are attached to the same side, of C=C of alkene then it is

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Cis isomer

Trans isomer

Tautomer

AIl

In the body fats are hydrolysed into:

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fatty acid and water

fatty acid

glycerol and water

acid and glycerol

Diamond and graphite are

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isomorphous

polymorphous

allotropes

none of these

According to the kinetic theory of gases,in an ideal gas,between two successive collisions a gas molecule travels

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Ina circular path

In a wavy path

In a straight line path

With an accelerated velocity

Arginine, lysine and ornithine are

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Obtained by hydrolysis of proteins

Essential amino acids

Basic amino acids

Derived from butyric acid

The temperature in the incineration of industrial and hazardons waster process had a range:

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950 to 1300°C

500 to 900°C

250 to 500°C

900 to 1000°C

If the temperature is inereased of following reaction, then will go in N2 +3H2 <---------> .2NH3, ∆H= -Ve

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Forward direction

Reverse direction

Remain constant

Cannot be predicted

The reaction between fat and NaOH is called?

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Esterification

Hydrogenolysis

Fermentation

Sponification

If the number of gas molecules are doubled in the certain volume the pressure is:

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Increased to four times

Remains unchanged

Doubeld

Decrease to half

Second order of protein structure refers to

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Number and sequence of amino acids

Three dimensional structure of protein

Proteins formed of more than one monomer

Bending of protein molecule

Which of the following molecules have multiple bonds

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CH₄

C₂H₄

C₂H₆

CCI₄

Primary alcohols and aldehydes are oxidized to corresponding:

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alkanes

alkenes

Alkynes

Carboxylic Acid

Which metal of Group-II A of the periodic Table, will form the least ionic chloride

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Be

Mg

Ca

Sr

The value of R(General Gas Constant) is

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8.3134 JK^-1mole^-1

1.987 Cal K^-1Mole^-1

Both a and b

1.987 JK^-1mole^-1

If the rate equation of a reaction 2A+B-------->Products is , Rate = K[A] [B], and A is present in large excess, then order of reaction is :

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1

2

3

Above

The mass of the neutron is of the order of

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10^-23kg

10^-24kg

10^-26kg

10^-27kg

The value of charge on electron is

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1.602 x 10^-19coulombs

1.602 x 10^-18coulombs

1.602 x 10^-17coulombs

1.602 x 10^-16coulombs

When sodium benzoate is treated with soda lime (NaOH) benzene is formed. What is the other product

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Na₂CO₃

NaHCO₃

Ca(OH)₂

CaCO₃

Which one of the following has no units of its K_cvalue

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Reduction of aldehydes with HI and P gives

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Primary alcohols

Secondary alcohols

Alkanes

Tertiary alcohols

Salol is prepared from

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Salicylic acid and phenol

Salicylic acid and methyl alcohol

Both

None

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