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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
Characteristics of Acids Bases and Salts
Secretion of too much acid in the stomach causes
nausea
vomit
indigestion
cancer
Author:
rikazzz
Comment
Characteristics of Acids Bases and Salts
What is formed when the replaceable hydrogen atoms in acid are completely or partially replaced by metal atoms?
water
amphoteric substance
base
salt
Author:
rikazzz
Comment
Environmental Chemistry: Water
Water exists in how many different states on Earth?
one
two
three
four
Author:
rikazzz
Comment
Environmental Chemistry: Atmosphere
Which of the following is not true about incineration?
it consumes all combustible materials
it is not a clean process
it does not produce air pollution
it generates odor
Author:
rikazzz
Comment
Chemical Industries
Solvay process is used to make
potassium carbonate
sodium carbonate
NaCl
NaOH
Author:
rikazzz
Comment
Chemical Industries
Process in which some minerals are converted to the oxide by heating in the air at a temperature below their melting point is called
roasting
smelting
Bessemerization
concentration
Author:
rikazzz
Comment
Environmental Chemistry: Water
Which of the following is a disease that proceeds from obstruction of the liver?
cholera
dysentery
jaundice
hepatitis
Author:
rikazzz
Comment
Biochemistry Introduction
Which of the following protects delicate organs from shocks?
skin
muscles
lubricants
fat
Author:
rikazzz
Comment
Acids Bases and Salts
When a metal replaces hydrogen atom then the compound form is
oxide
ether
salt
alcohol
Author:
rikazzz
Comment
Hydrocarbons
Higher members of alkenes are
solids
liquids
gases
plasma
Author:
rikazzz
Comment
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