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
The change in heat energy of a chemical reaction at constant temperature and pressure is called
Choose an answer
Enthalpy change
Bond energy
Heat of sublimation
Internal energy change
Previous
Skip
Next
Question # 2
During paper chromatography, the stationary phase is.
Choose an answer
Solid
Liquid
Gas
Plasma
Previous
Skip
Next
Question # 3
The difference of potential of two electrodes when concentration of solution is 1 M each at 25
o
C and 1 atmosphere is called.
Choose an answer
Electrode potential
Standard cell potential
Cell reaction
Cell voltage
Previous
Skip
Next
Question # 4
Which of the hydrogen halide has the highest percentage of ionic character.
Choose an answer
HCl
HBr
HF
HI
Previous
Skip
Next
Question # 5
SP
3-
hybridization in important in describing the bonding in
Choose an answer
Previous
Skip
Next
Question # 6
The molarity of 2% w/v NaOH solution is
Choose an answer
2
0.25
0.05
0.5
Previous
Skip
Next
Question # 7
27g of Al will react completely with how much mass of O2, to produce Al2O3.
Choose an answer
8 g of oxygen
16 g of oxygen
32 g of oxygen
24 g of oxygen
Previous
Skip
Next
Question # 8
If the number of gas molecules are doubled in a certain volume of a gas, the pressure is.
Choose an answer
Decreased to half
Doubled
Increased to four time
Remains unchanged
Previous
Skip
Next
Question # 9
In BeCl2, the covalent bond is formed due to overlap of
Choose an answer
sp -s
sp -p
sp2 -p
sp3 -p
Previous
Skip
Next
Question # 10
Which of the following species has unpaired electrons in antibonding molecular orbitals.
Choose an answer
O2
+2
N2
-2
B2
F2
Previous
Skip
Next
Question # 11
What are the SI of excluded volume 'b' in Vander waal equation.
Choose an answer
dm
3
mol -1
m3 mol -1
mol dm-3
mol m-3
Previous
Skip
Next
Question # 12
Which process is endothermic and spontaneous
Choose an answer
Neutralization of NaOH with HCl
Formation of NH3 from H2 and N2
Formation of H2O from H2 and O2
Evaporation of sea water
Previous
Skip
Next
Question # 13
Which statements not correct about Galvanic cell.
Choose an answer
Anode in negatively charge
Reduction occur at anode
Cathode is positively charged
Reduction occur at cathode
Previous
Skip
Next
Question # 14
Electrode of the lead storage battery are immersed in dilute H2SO4 which has strength by mass
Choose an answer
100%
98%
30%
10%
Previous
Skip
Next
Question # 15
Two solution of NaCI and KCI are prepared separately by dissolving same moles of them in the fixed amount of solvent. Which of the following statements is true for these solution
Choose an answer
KCI solution will have higher boiling point than NaCI solution
Both the solutions have different boiling point
KCI and NaCI solution possess same vapour pressure
KCI solution possesses lower freezing point than NaCI solution
Previous
Skip
Next
Question # 16
X- rays have same nature as
Choose an answer
Alpha rays
Beta rays
Gamma rays
Cathods rays
Previous
Skip
Next
Question # 17
18 g of glucose is dissolved in 90 g of water. The relative lowering of vapour pressure is equal to
Choose an answer
1/5
5.1
1/51
6
Previous
Skip
Next
Question # 18
One of the following liquids has lowest vapour pressure at 32°C. Indicate that liquid
Choose an answer
Ether
Chloroform
Ethanol
Water
Previous
Skip
Next
Back