Question # 1

Glycogen on hydrolysis give

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Glucose

Lactose

Fructose

None

All of the following substances are crystalline except:

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carbon

ice

plastic

sucrose

If Cl2 is passed through hot NaOH. NaCIO3 is formed and the oxidation number of CI changes from

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-1 to 0

0 to +5

0 to-1

0 to +1

The fibre which is made from vinylidine chloride polymer is called

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rayon fibre

azlon fibre

acetate fibre

all of the above

By the electrolysis of CuCl2 using inert electrodes of platinum which species is deposited at cathode

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H2

O2

Cu

CI

Eleven elements made part of earth mass:

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97.5%

98.5%

99.5%

100%

Cane sugar on hydrolysis gives

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Glucose+Glucose

Glucose+Fruclose

Glucose+Galactose

Glucose+Gacatose

Which equation among the following is applicable to an ideal gas equation?

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P = nRT

P = MRT

P = dPRT/M

V = dRT/M

Keratomalacia is caused due to the deficiency of vitamin

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A

K

B

D

Glycerin boil at 290°C under normal atmospheric pressure. If the pressure is reduced to 50 mm of Hg, it will boil

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above the given temperature

below the given temperature

at the same temperature

at 25°C

which of the following d blocks element can showthe highest oxidation number is its ompound

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Chromium

iron

Copper

Manganese

In molecules kinetic and potential energies are:

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Definite

Moderate

Indefinite

None of above

pH of 0.1 molar HCl solution is

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1

zero

13

14

Which is used to identify Cu²⁺ions

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Nitric acid

Sulfuric acid

NaOH

HCI

In a group, the ionization energy

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Increase

Decreases

Remain constant

First increases then decreases

The atom of an element is

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The smallest particle

The fundamental particle

The independent particle

The charged particle

Coordinate covalent bond is present in the molecules

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H₂O

BF₃

SiO₂

SO₂

Which woody raw material is used of the manufacture of paper pulp

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Cotton

Bagasse

Poplar

Rice straw

When potassium metal is exposed to violet light

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Ejection of electrons takes place

Ejection of some potassium atoms occurs

There is no effect

The absorption of electrons takes place

Vegetable oils are

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Unsaturated fatty acids

Glycerides of unsaturated fatty acids

Glyccerides of saturated fatty acids

Essential oils obtained from plants

What are alloys

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A homogenous mixture of two or more elements

A homohenous mixture of metal and a non-metal

A homogenous mixture of two or more metals

None of the above

Factors affecting denaturation of proteins:

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Change in temp and pH

Strong reducing agent

Strong oxidizing agent

All of these

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