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Chemistry
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Acids Bases and Salts
23
Biochemistry Introduction
217
Characteristics of Acids Bases and Salts
114
Chemical Industries
66
Environmental Chemistry: Atmosphere
95
Environmental Chemistry: Water
61
Chemical Equilibrium
46
Hydrocarbons
86
Organic Chemistry
92
The Atmosphere
25
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Biochemistry Introduction
A compound or substance produced by living organisms is called
hydrocarbon
organic compound
natural product
artificial product
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Organic Chemistry
An alkane with molecular formula C4H10 is called
butane
pentane
hexane
heptane
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Organic Chemistry
Methanoic acid is an example of
aldehydes
ketones
carboxylic acids
ethers
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Characteristics of Acids Bases and Salts
What is the pH of distilled water?
5
6
7
8
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Characteristics of Acids Bases and Salts
Which theory was proposed to overcome the shortcomings of the Arrhenius theory?
Bronsted-Lowery theory
Lewis theory
Bohr atomic theory
Dalton's theory
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Biochemistry Introduction
Which of the following discovered that polished rice lacked something that caused the disease beriberi?
C. Eijkman
F.G Hopkins
Casmir Funk
J.Watson
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Hydrocarbons
What is the state of methyl chloride at room temperature?
solid
liquid
gas
plasma
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Characteristics of Acids Bases and Salts
Which of the following is used in liquid soap and shaving cream?
sodium hydroxide
potassium hydroxide
calcium hydroxide
magnesium hydroxide
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Biochemistry Introduction
Catalytic hydrogenation of vegetable oils convert them in to
vegetable ghee
vitamins
proteins
carbohydrates
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Characteristics of Acids Bases and Salts
Art that uses acid to crave patterns into a metal, glass and other materials is called
painting
calligraphy
acid art
etching
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