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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
Show/Hide Answers
Organic Chemistry
Organic compounds include
alkali metals
alkaline earth metals
hydrocarbons and their derivatives
halogens
Author:
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Comment
Hydrocarbons
Ethylene glycol is used as an
ripening agent
fertilizer
titrating agent
anti-freeze
Author:
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Comment
Hydrocarbons
Higher members of alkynes are
solids
liquids
gases
plasma
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Comment
Environmental Chemistry: Water
Which of the following is transmitted by fecal contamination of water or food by an encysted organism?
cholera
dysentery
jaundice
hepatitis
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Characteristics of Acids Bases and Salts
Considering the methods for making salt, the reaction of acid and metal gives
salt and water
salt and hydrogen
salt, carbon dioxide and water
salt and salt
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Acids Bases and Salts
Phenolphthalein in acidic solution is
colorless
pink colored
yellow colored
orange colored
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Comment
Biochemistry Introduction
How much energy is provided by 1g of glucose?
15.6 KJ
16.8 KJ
20 KJ
1.2 KJ
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Comment
Biochemistry Introduction
The general formula for monosaccharides is
CH
2
O
(CH
2
O)
n
CH
n
C
n
H
n
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rikazzz
Comment
Biochemistry Introduction
Glucose (C
6
H
12
O
6
) and fructose (C
6
H
12
O
6
) are
simple sugars
simple salts
simple acids
complex sugars
Author:
rikazzz
Comment
Organic Chemistry
What are the compounds called when an -OH group is attached to a benzene ring?
halo alkanes
phenols
ethers
alcohols
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