The Chennai School Of banking

GENERAL SCIENCE Chemistry - 08

Question No : 1

The Chemical formula of Ammonium dichromate is _____

Question No : 2

The chemical name of limestone is?
(1) Calcium Carbonate
(2) Magnesium Chloride
(3) Sodium Chloride
(4) Sodium Sulphide

Question No : 3

The gas used in the manufacture of Vanaspati Ghee from Vanaspati Oil is-
(1) Hydrogen
(2) Oxygen
(3) Nitrogen
(4) Carbon dioxide

Question No : 4

Which of the following fossil fuels in the cleanest fuel?
(1) Coal
(2) Petrol
(3) Natural gas
(4) Diesel

Question No : 5

Which gas is known as ‘noble gas”?
(1) Hydrogen
(2) Oxygen
(3) Helium
(4) Carbon dioxide

Question No : 6

What is Nila thotha?
(1) Copper Sulphate
(2) Calcium Sulphate
(3) Iron Sulphate
(4) Sodium Sulphate

Question No : 7

Solder used in soldering metal pieces consists of any alloy of:
(1) Tin and Zinc
(2) Tin and Lead
(3) Tin, Zinc and Copper
(4) Tin, Lead and Zinc

Question No : 8

Brass gets discoloured in air because of the presence of which of the following gases in air?
(1) Oxygen
(2) Hydrogen sulphide
(3) Carbon dioxide
(4) Nitrogen

Question No : 9

What is laughing gas?
(1) Nitrous Oxide
(2) Carbon monoxide
(3) Sulphur dioxide
(4) Hydrogen peroxide

Question No : 10

Which one of the following metals is accessed in the native state?
(1) Aluminium
(2) Gold
(3) Chromium
(4) Zinc

Question No : 11

Which is not a Lewis acid?

Question No : 12

Which of the following alloys has a maximum percentage of Copper?
(1) Brass
(2) Bronze
(3) German Silver
(4) Delta Metal

Question No : 13

The anode in a dry cell consists of ____
(1) Copper
(2) Zinc
(3) Cadmium
(4) Graphite

Question No : 14

Submarines move under water. They have engines that run on –
(1) Solar energy
(2) Diesel
(3) Batteries
(4) Steam

Question No : 15

Taj Mahal is greatly affected due to –
(1) Tourists
(2) Acid rain
(3) Deforestation
(4) Sound pollution

Question No : 16

Major gaseous pollutant of the thermal power station is –

Question No : 17

Zinc phosphide is commonly used as –
(1) Fungicide
(2) Herbicide
(3) Rodenticide
(4) Deodorant

Question No : 18

Formation of ozone hole is maximum over-
(1) Africa
(2) India
(3) Antarctica
(4) Europe

Question No : 19

Greenhouse effect is caused by-
(1) Nitrogen
(2) Carbon dioxide
(3) Carbon monoxide
(4) Nitrogen dioxide

Question No : 20

When water itself combines chemically with some element or mineral it is called –
(1) Carbonation
(2) Desalination
(3) Hydration
(4) Oxidation

Question No : 21

Which of the following is used as non-stick coating for cooking utensils?
(1) Perspex
(2) Styrofoam
(3) Polystyrene
(4) Teflon

Question No : 22

The ‘solid waste’ is also known as
(1) Sedge
(2) Toxic waste
(3) Sludge
(4) Scrubber

Question No : 23

Activated Charcoal is used to remove colouring matter from pure substances by_____
(1) Bleaching
(2) Oxidation
(3) Adsorption

(4) Reduction

Question No : 24

Which of the following is not a donor atom?
(1) Phosphorous
(2) Antimony
(3) Arsenic
(4) Aluminium

Question No : 25

The reaction of Copper Sulphate and Iron produces Iron Sulphate and _____
(1) Vinegar
(2) Ash
(3) Baking Soda
(4) Copper

Question No : 26

What is the largest component of lower atmosphere, by total volume?
(1) Oxygen
(2) Nitrogen
(3) Helium
(4) Water Vapour

Question No : 27

Fabric made from _____does not get wrinkled easily
(1) Cotton
(2) Flax
(3) Silk
(4) Polyester

Question No : 28

The passage of an electric current through a conducting liquid causes _____
(1) Galvanisation
(2) Evaporation
(3) Physical Reaction
(4) Chemical Reaction

Question No : 29

Which fibre is also called as artificial silk?
(1) Nylon
(2) Rayon
(3) Polyester
(4) Acrylic

Question No : 30

Which of the following cannot be beaten into Sheets?
(1) Gold
(2) Silver
(3) Potassium
(4) Aluminum

Question No : 31

Most liquids that conduct electricity are solutions of acids, bases and _____
(1) Copper
(2) Aluminium
(3) Salts
(4) Iron

Question No : 32

Which among the following is the major cause of acid rain?
(1) Carbon dioxide
(2) Carbon monoxide
(3) Nitrogen dioxide
(4) Oxygen

Question No : 33

Soil having high content of aluminum and iron oxide is also known as _____
(1) Meadow soil
(2) Pedalfer soil
(3) Chernozen soil
(4) Podzol soil

Question No : 34

What is the reaction between an acid and a base called?
(1) Desalination
(2) Crystallisation
(3) Neutralisation
(4) Sublimation

Question No : 35

_____gases absorb long wave (infrared) radiation from the earth and emit it again towards the earth
(1) Methane
(2) Nitrogen
(3) Carbon di oxide
(4) Ozone

Question No : 36

Atomic number of which of the following elements is greater than that of Magnesium
(1) Neon
(2) Fluorine
(3) Sodium
(4) Aluminium

Question No : 37

Which of the following is not a nitrogenous fertilizer?

Question No : 38

Which of the following is present in Nail polish remover?
(1) Citric acid    
(2) Acetone
(3) Ethylene

(4) Benzene

Question No : 39

The common name of sodium tetraborate decahydrate is _____
(1) Epsom salt
(2) Gypsum
(3) Borax
(4) galena

Question No : 40

Release of which among the following is the primary reason for depletion of the ozone layer?
(1) Nitrous oxide
(2) Hydrogen dioxide
(3) Chlorofluro carbon
(4) Carbon monoxide

Question No : 41

Adding which substance gives blue colour to glass?
(1) Manganese oxide
(2) Cobalt oxide
(3) Chromium oxide
(4) Iron oxide

Question No : 42

Name the source from which Aspirin is produced?
(1) Willow bark
(2) Oak Tree
(3) Acacia
(4) Eucalyptus

Question No : 43

Which of the following elements has the lowest melting point?
(1) Bromine
(2) Zinc
(3) Lead
(4) Calcium

Question No : 44

Acetic acid is commonly known as _____
(1) Caustic soda
(2) Spirit
(3) Banking soda
(4) Vinegar

Question No : 45

Manganite is an ore/mineral of –
(1) Beryllium
(2) Chromium
(3) Manganese
(4) Copper

Question No : 46

----- is the major component of natural gas
(1) Acetone
(2) Methane
(3) Chlorine
(4) Hexane

Question No : 47

Which among the following is used in making liquors, medicines and as a fuel in aircrafts?
(1) Propyl alcohol          
(2) Dimethyl alcohol
(3) Ethyl alcohol
(4) Methyl alcohol

Question No : 48

Which among the following is not a characteristic of transition metals?
(1) Tendency to gain electrons
(2) Low electronegativity
(3) Low ionization energy
(4) Malleability

Question No : 49

Haematite is an ore/mineral of
(1) Zinc  
(2) Iron
(3) Lead
(4) Manganese

Question No : 50

What is the full form of PVC?
(1) Phosphonil vinyl Carbonate
(2) Polyvinyl S Carbonate
(3) Polyvinyl Carbonate
(4) Polyvinyl Chloride