The Chennai School Of banking

GENERAL SCIENCE Chemistry - 04

Question No : 1

Which among the following is white phosphorus?
(1) P1     
(2) P6
(3) P4
(4) P5

Question No : 2

What happens in an oxidation reaction?
(1) Protons are lost
(2) Electrons are lost
(3) Neutrons are lost
(4) Electrons are gained

Question No : 3

What is used to prevent freezing of fuel in space crafts?
(1) Benzene
(2) Glycol
(3) Acetylene
(4) Ester

Question No : 4

Beryl is an ore/mineral of –
(1) Nickel
(2) Beryllium
(3) Lead
(4) Tin

Question No : 5

Hemoglobin has the highest affinity with which of the following?

Question No : 6

Name the drug that is yielded from Cinchona tree and is used to cure malaria
(1) Camptothea
(2) Acuminata
(3) Quinine
(4) Bomodol

Question No : 7

Which drug is used as an Antidiabetic drug?
(1) Metformin
(2) Zolpidem
(3) Promethazine
(4) Hydralazine

Question No : 8

Which of the following induces souring of milk?
(1) Acetic Acid
(2) Citric Acid
(3) Ascorbic Acid
(4) Lactic Acid

Question No : 9

Which amongst the following is not a Cation?
(1) Aluminium ion
(2) Copper ion
(3) Sulphate ion
(4) Zinc ion

Question No : 10

Which of the following is an Inert Gas?
(1) Hydrogen
(2) Nitrogen
(3) Oxygen
(4) Argon

Question No : 11

Which among the following is an example of solid sol?
(1) Milk of magnesia
(2) Foam
(3) Coloured gemstones
(4) Rubber

Question No : 12

A radio-active substance has a half life of six months. Three-fourth of the substance will decay in_____
(1) Six months
(2) Ten months
(3) Twelve Months
(4) Twenty four months

Question No : 13

Minamata disease is a nervous disorder caused by eating fish, polluted with _____
(1) Iron
(2) Mercury
(3) Lead
(4) Nickel

Question No : 14

What is the process of rust forming on iron called?
(1) Rusting
(2) Crystallisation
(3) Shovel
(4) Spade

Question No : 15

Chemical formula for Sulphurous acid is:

Question No : 16

The rubbing surface of a matchbox has powdered glass and a little red_____
(1) Antimony
(2) Arsenic
(3) Silicon
(4) Phosphorus

Question No : 17

The process of depositing a layer of any desired metal on another material by means of electricity is called _____
(1) Electroplating
(2) Galvanisation
(3) Rusting
(4) Crystallisation

Question No : 18

Which of the following is a radioactive element?
(1) Cobalt
(2) Uranium
(3) Argon
(4) Chromium

Question No : 19


(1) oxidising property
(2) reducing property
(3) basic property
(4) acidic property

Question No : 20

German silver, an alloy, does not contain the metal –
(1) Nickel          
(2) Zinc
(3) Copper
(4) Silver

Question No : 21

Bronze is an alloy of copper and ____
(1) Tin
(2) Aluminum
(3) Silver
(4) Nickel

Question No : 22

The _{P}H of lemon juice is expected to be ____
(1) more than 7
(2) equal to 7
(3) nothing can be predicted
(4) less than 7

Question No : 23

In atom, neutron was discovered by:
(1) J.J. Thomson
(2) Chadwick
(3) Rutherford
(4) Newton

Question No : 24

Which is used as laughing gas is–
(1) Nitrous Oxide
(2) Nitrogen dioxide
(3) Nitrogen Trioxide
(4) Nitrogen Tetra Oxide

Question No : 25

Which one of the following pairs is not correctly matched?
(1) Ascorbic acid Lemon
(2) Maltos-Malt
(3) Acetic acid-Curd
(4) Formic acid-Red Ant

Question No : 26

Which one of the following is coated on the photographic plate?
(1) Silver oxide
(2) Silver bromide
(3) Silver chloride
(4) Silver iodide

Question No : 27

The element found maximum in the soil layer is-
(1) Oxygen
(2) Nitrogen
(3) Manganese
(4) Silicon

Question No : 28

Aluminium surface is often ‘Anodized’. This means the deposition of a layer of-
(1) Chromium Oxide
(2) Aluminium Oxide
(3) Nickel Oxide
(4) Zinc Oxide
 

Question No : 29

Which one of the following was used as a chemical weapon in the First World War?
(1) Carbon monoxide
(2) Hydrogen cyanide
(3) Mustard gas
(4) Water gas

Question No : 30

An example of physical change-
(1) Blackening of silverware
(2) Burning of Candle
(3) Making of curd from milk
(4) Dissolving of sugar in water

Question No : 31

What does a catalyst do in a reaction?
(1) Changes potential energy of reactants
(2) Changes kinetic energy of reactants
(3) Changes potential energy of products
(4) Changes activation energy

Question No : 32

Which among the following has the maximum density?
(1) Water
(2) Ice
(3) Ethylene
(4) Acetone

Question No : 33

Which among the following is not a characteristic of oxidation reaction?
(1) It involves addition of hydrogen
(2) It involves addition of oxygen
(3) It involves loss of electrons
(4) It involves addition of electronegative element

Question No : 34

Carbon dioxide is produced by all of the following except –
(1) Burning fossil fuels
(2) Global warming
(3) Cement production
(4) Deforestation

Question No : 35

Pentane has ----- structural isomers
(1) 1
(2) 2
(3) 3
(4) 4

Question No : 36

Which of the following is a Synthetic rubber?
(1) Leoprene
(2) Monoprene
(3) Neoprene
(4) Isoprene

Question No : 37

The conversion of hard water into soft water by boiling or adding calcium hydroxide is called
(1) Baker’s process
(2) Temp’s process
(3) Clarke’s process
(4) Lake’s process

Question No : 38

Which of the following molecules is joined by a double covalent bond?

Question No : 39

Who invented Neon Lamp?
(1) Vint Cerf
(2) David Chaum
(3) Georges Claude
(4) Josephine Cochrane

Question No : 40

Anions are formed by _____
(1) losing of electrons
(2) gaining of electrons
(3) gaining of neutrons
(4) losing of neutrons

Question No : 41

Who discovered electron?
(1) E. Goldstien
(2) J.J.Thomson
(3) Ernest Rutherford
(4) J. Chadwick

Question No : 42

0 K is equivalent to –
(1) 273°C           
(2) -273°C
(3) 0°C
(4) 100°C

Question No : 43

The main constituent of biogas is –
(1) oxygen
(2) methane
(3) acetic acid
(4) methyl alcohol

Question No : 44

The tip of the match-stick contains -
(1) Phosphorus pentoxide
(2) White phosphorus
(3) Red phosphorus
(4) Phosphorus trichloride

Question No : 45

Which one of the following is not a ‘greenhouse gas’?
(1) Chlorofluorocarbons
(2) Methane
(3) Carbon dioxide
(4) Nitrogen

Question No : 46

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

Question No : 47

A pungent smell often present near the urinals is due to-
(1) Sulphur-di-oxide
(2) Chlorine
(3) Ammonia
(4) Urea

Question No : 48

Match List – I with List – II and select the correct answer from the code given below:
List-I (Specification)     List-II (Date)
A. Technology Day         1. 9 August
B. Photography Day       2. 29 August
C. National Sports Day   3. 11 May
D. Nagasaki Day            4. 19 August
Code:
     A   B  C  D
(1) 3    4   2   1
(2) 4    3   2   1
(3) 4    3   1   2
(4) 3    4   1   2

Question No : 49

Which gas is mixed with Oxygen for respiration by divers in deep sea?
(1) Helium
(2) Nitrogen
(3) Xenon
(4) Ammonia

Question No : 50

Monazite is an ore of-
(1) Zirconium
(2) Thorium
(3) Titanium
(4) Iron