The Chennai School Of banking

GENERAL SCIENCE Chemistry - 06

Question No : 1

Which among the following elements is a liquid at room temperature?
(1) Phosphorus  
(2) Mercury
(3) Sodium
(4) Aluminium

Question No : 2

Who discovered Nitrogen?
(1) Faraday
(2) Heisenberg
(3) Hooke
(4) Rutherford

Question No : 3

The mass of proton and mass of _____is same
(1) Neutron       
(2) Electron       
(3) Isoprone       
(4) Alpha particle

Question No : 4

Which among the following will be a negative ion?
(1) If it has more electrons than protons
(2) If it has more electrons than neutrons
(3) If it has more protons than electrons
(4) If it has more protons than neutrons

Question No : 5

Solid carbon dioxide is known as _____
(1) Hypo
(2) Borax
(3) Alum
(4) Dry ice

Question No : 6

Which drug is used for Pain Relief?
(1) Risedronate
(2) Tramadol
(3) Folic Acid
(4) Bupropion

Question No : 7

Name the acid present in lemon?
(1) Phosphoric acid
(2) Carbonic acid
(3) Citric acid
(4) Malic acid

Question No : 8

Ozone hole is caused by chemicals like_____
(1) Nitrogen Oxide
(2) Hydrogen Sulphide
(3) Chloro Fluoro Carbon
(4) Carbon Monoxide

Question No : 9

Ozone is represented as _____

Question No : 10

Oxide of which of the following will turn red litmus blue?
(1) Magnesium
(2) Phosphorus
(3) Sulphur
(4) Carbon

Question No : 11

What is dry ice?
(1) Solid Carbon dioxide
(2) Solid Nitrogen dioxide
(3) Solid Sulphur dioxide
(4) Solid Water

Question No : 12

PET is a very familiar form of _____. It is used for making bottles
(1) Nylon
(2) Acrylic
(3) Polyester
(4) Rayon

Question No : 13

Which of the following is an ore of Aluminium?
(1) Galena
(2) Cryollite
(3) Cinnabar
(4) Epsom Salt

Question No : 14

What are the main components of Brass Alloy?
(1) Copper and Zinc
(2) Copper and Strontium
(3) Copper, Zinc and Nickel
(4) Copper and Nickel

Question No : 15

Blue Vitriol is another name for which of the following?
(1) Copper Sulphate
(2) Sodium Chloride
(3) Cuppric oxide
(4) Magnesium Oxide

Question No : 16

Chernobyl disaster is the result of pollution by _____
(1) Oil spill
(2) Acid rain
(3) Carbon dioxide
(4) Radioactive waste

Question No : 17

The _{P}Hof human blood is between –
(1) 6.5-7
(2) 7.35-7.45
(3) 8-9
(4) 4.5-5

Question No : 18

The technique of calculating the age of fossil organisms is –
(1) Radiocarbon dating
(2) Electroporation
(3) Counting the annual rings
(4) Micro Manipulation

Question No : 19

The nuclear force is –
(1) short range repulsive force
(2) short range attractive force
(3) long range repulsive force
(4) long range attractive force

Question No : 20

Chemically “Plaster of Paris” is:
(1) Calcium Sulphate
(2) Calcium Carbonate
(3) Calcium Oxide
(4) Calcium Oxalate

Question No : 21

Which one of the following pairs is not correctly matched?
(1) Dry ice Solid carbon dioxide
(2) Mustard gas Poisonous liquid used in chemical warfare
(3) Teflon Polymer containing fluorine
(4) Fullerene Organic compounds containing fluorine

Question No : 22

The two elements that are frequently used for making transistors are
(1) Boron and aluminium
(2) Silicon and germanium
(3) Iridium and tungsten
(4) Niobium and columbium

Question No : 23

Which gas is used in the purification of drinking water?
(1) Helium
(2) Chlorine
(3) Fluorine
(4) Carbon Dioxide

Question No : 24

Which chemical substance is used for making rat poison?
(1) Ethyl Alocohol
(2) Methyl Isocyanate
(3) Potassium Cyanide
(4) Ethyl Isocyanide

Question No : 25

Which one of the following polymers is used for making bullet-proof windows?
(1) Polycarbonates
(2) Polyurethanes
(3) Polystyrene
(4) Polyamides

Question No : 26

Which of the following chemicals is used in foam fire extinguishers?
(1) Aluminium sulphate
(2) Copper sulphate
(3) Cobalt sulphate
(4) Nickel sulphate

Question No : 27

The atomic nucleus was discovered by:
(1) Rutherford
(2) Dalton
(3) Einstein
(4) Thompson

Question No : 28

Which one of the following has the highest fuel value?
(1) Hydrogen
(2) Charcoal
(3) Natural gas
(4) Gasoline

Question No : 29

In the case of rusting, the weight of iron-
(1) Increases
(2) Decreases
(3) Remains the same
(4) Uncertain

Question No : 30

Which one of the following liquids is very good conductor of heat?
(1) Mercury
(2) Benzene
(3) Ether
(4) None of these

Question No : 31

Acids turn_____litmus_____
(1) red, blue      
(2) green, yellow           
(3) blue, red
(4) yellow, green

Question No : 32

Which chemical is used in ripening mangoes artificially?
(1) Sulphur Dioxide
(2) Nitrous Oxide
(3) Calcium Carbide
(4) Phosphorous

Question No : 33

Which drug is used as an Antidepressant?
(1) Oxybutynin
(2) Tramadol
(3) Sumatriptan
(4) Bupropion

Question No : 34

The Chemical formula of Methanol is _____

Question No : 35

Which of the following is made up of Carbon only?
(1) Kevlar
(2) Lexan
(3) Graphene
(4) Spider silk

Question No : 36

The common name of sulphur is
(1) Freon
(2) Galena
(3) Lime
(4) Brimstone

Question No : 37

Ozone is an _____of oxygen
(1) Allotrope
(2) Isotope
(3) Isobar
(4) Isotone

Question No : 38

What is the common characteristic of the elements of the same group in the periodic table?
(1) Electrons in outer most shell
(2) Total number of electrons
(3) Total number of protons
(4) Atomic weight

Question No : 39

The salt concentration (measured as salinity in parts per thousand), is less than _____% in inland waters.
(1) 5       
(2) 20
(3) 50
(4) 75

Question No : 40

All isotopes of the same element have_____
(1) different atomic numbers and different atomic mass
(2) different atomic numbers and the same atomic mass
(3) the same atomic number but different atomic masses
(4) the same atomic number and the atomic mass

Question No : 41

Which one of the following is known as the ‘brown coal’?
(1) Anthracite
(2) Bituminous
(3) Coke
(4) Lignite

Question No : 42

Gasohol is a mixture of:
(1) Gasoline and Butanol
(2) Gasoline and Ethanol
(3) Gasoline and Propanol
(4) Methanol and Ethanol

Question No : 43

Which of the following is a non metal that remains liquid at room temperature?
(1) Phosphorous
(2) Bromine
(3) Chlorine
(4) Helium

Question No : 44

Which of these consists carbon?
(1) Lignite
(2) Tin
(3) Silver
(4) Iron

Question No : 45

‘Humus’ is an example of-
(1) Soil structure
(2) Crystalliods
(3) Organic colloids
(4) None of the above

Question No : 46

Milk is an example of:
(1) A gel
(2) A foam
(3) An emulsion
(4) A suspension

Question No : 47

Radioactivity was discovered by:
(1) Rutherford
(2) Bacquerel
(3) Bohr
(4) Benjamin Franklin

Question No : 48

Polymer of Natural Rubber is-
(1) Ethylene
(2) Isoprene
(3) Acetylene
(4) Hexane

Question No : 49

Percentage of Silver in German Silver is:
(1) 1%
(2) 5%
(3) 0%
(4) None of these

Question No : 50

Which of the following is not a Natural polymer?
(1) Wool
(2) Silk
(3) Leather
(4) Nylon