More Classes
5th Class
6th Class
7th Class
8th Class
9th Class
10th Class
11th Class
12th Class
NAT I
NAT II
CSS
IQ
General Knowledge
MDCAT
ECAT
GAT General
GAT Subject
Other Links
Go to Home
Online Tests
Chemistry Fsc Part 1 Online Test MCQs With Answers
Question # 1
Which has greater reduction potential
Choose an answer
Na
H2
Zn
F2
Previous
Skip
Next
Question # 2
The pH of human blood is
Choose an answer
7.0
7.4
4.0
6.5
Previous
Skip
Next
Question # 3
Which one of the following salts dissolved in water to form a solution with a pH greater than 7
Choose an answer
NaCl
CuSO4
Na2CO3
NH4Cl
Previous
Skip
Next
Question # 4
Which of the following value of heat of formation indicates that the product is least stable.
Choose an answer
-94 KJ
-231.6 KJ
+21.4 KJ
+70 KJ
Previous
Skip
Next
Question # 5
Which one of the following statements is incorrect.
Choose an answer
Enzymes are protein in nature
Enzymes are catalyst
Enzymes can catalyze any reaction
Urease is an enzyme
Previous
Skip
Next
Question # 6
Which of the following represents electronic configuration of the most electropositive elements
Choose an answer
He [ 2s
-1
]
Xe [6s
1
]
He [2s
2
]
Xe [6s
2
]
Previous
Skip
Next
Question # 7
Solvent extraction method is a particularly useful technique for separation when the product to be separated is.
Choose an answer
Non volatile or thermally unstable
Volatile or thermally stable
Non volatile or thermally stable
Volatile or thermally unstable
Previous
Skip
Next
Question # 8
A negative deviation from Raoult's law in solution means, the solution has
Choose an answer
High boiling point and high vapour pressure
High boiling point and low vapour pressure
Low boiling point and low vapour pressure
Low boiling point and high vapour pressure
Previous
Skip
Next
Question # 9
Which one of the following substances is used as water absorber in combustion analysis.
Choose an answer
Mg(CIO4)2
50% KOH
Lime water
Dilute solution of NaOH
Previous
Skip
Next
Question # 10
The Avogadro constant is the number of.
Choose an answer
Atoms in 1 g of helium ga
Molecules in 35.5 g of chlorine gas
Atoms in 6 h graphite
Atoms in 24 g of magnesium
Previous
Skip
Next
Question # 11
If the salt bridge is not used between two half cells, then the voltage
Choose an answer
Decreases rapidly
Decreases slowly
Does not change
Drops to zero
Previous
Skip
Next
Question # 12
Which bond has more ionic characters in it.
Choose an answer
C - F
N - F
O - F
F - F
Previous
Skip
Next
Question # 13
If fluted fitter paper, rate of filtration increases as compared tot he cone shaped filter paper because.
Choose an answer
It has greater number of holes in it.
It has greater surface are of filtration
Fluted filter paper has greater pore sizes than cone shaped filter paper.
Thickness of paper is more than cone shaped filter paper
Previous
Skip
Next
Question # 14
An ionic compound A
+
B
-
is most likely to be formed when
Choose an answer
The ionization energy of A is high and electron affinity of B is low
The ionization energy of A is low and electron affinity of B is high
Both the ionization energy of A and electron affinity of B are high
Both the ionization energy of A and electron affinity of B are low
Previous
Skip
Next
Question # 15
Which of the following molecule obey octet rule.
Choose an answer
BF3
BCl3
NH2
SF6
Previous
Skip
Next
Question # 16
Which is pseudo solid
Choose an answer
CaF2
Glass
NaCl
CaCl2
Previous
Skip
Next
Question # 17
Normal temperature and pressure (S.T.P) of gas rafers to
Choose an answer
273 K and 76 mm Hg
273° C and 760 mm Hg
273 K and 760 mm Hg
273° C and 76 mm Hg
Previous
Skip
Next
Question # 18
Quantum number value for 2p sub shell are
Choose an answer
n = 2, I = 1
n = 1, l =1
n = 1, l = 0
n = 2, l = 0
Previous
Skip
Next
Back