List of
Important GK Questions from Science (Chemistry) for Upcoming SSC Exam Set 12:
The List
of Important GK questions from general science were given here, Candidates
those who are preparing for the SSC Exam can use this material. We also provide
GK Questions from the topics such as, Indian Polity, History, Geography,
Science, Economic and Commerce. Follow Us Daily for More Study Materials.
1).About [3-7%] of acid used for preserving
food is ____________.
a)
Oxalic acid
b)
Lactic acid
c)
Acetic acid
d)
Carbonic acid
2).Basicity of an acid refers to ____________.
a)
Number of carbon atoms
b)
Number of replaceable hydrogen
atoms in one molecule
c)
Number of hydrogen atoms present
in one molecule
d)
Number of oxygen atoms present in
one molecule
3).The atmosphere of the planet Venue is made
of a thick layer of ___________.
a)
Sulphuric acid
b)
Helium
c)
Hydrogen
d)
Oxygen
4).The pH of human blood is ____________.
a)
6.9
b)
7.4
c)
4.8
d)
4.7
5).Tooth paste are generally ____________.
a)
Mildly acidic
b)
alkaline
c)
neutral
d)
strongly acidic
6).The pH range of human sailiva is about
__________.
a)
2.2 – 2.4
b)
4.1 – 5.5
c)
6.5 – 7.5
d)
3.4 – 4.3
7).The pH of neutral solutions is
____________.
a)
Equal to 7
b)
> 7
c)
< 7
d)
Nearer to 14
8).The Hydrogen ion concentration in a
solution is 0.001 M, then the pH is __________.
a)
103
b)
3
c)
-3
d)
1
9).In a solution id [ H+ ] is 1.0 x
10-9 then the solution is ___________.
a)
Basic
b)
Acidic
c)
Neutral
d)
Strongly acidic
