Chemistry Past Paper Questions

Change Subject
Q 791:Arrhenius presented his concept of acids and bases in:
A
1787
B
1887
C
1987
D
1990
Bahawalpur, 2017
View Answer
Q 792:Citric acid is found in:
A
Urine
B
Fats
C
Lemon
D
Sour Milk
Bahawalpur, 2017
View Answer
Q 793:4th and 5th period of the long form of periodic table are called:
A
Short periods
B
normal Periods
C
long Periods
D
Very long Periods
Bahawalpur, 2017
View Answer
Q 794:A bond formed between two non-metals is expected to be:
A
Covalent
B
Ionic
C
Coordinate Covalent
D
Metallic
Bahawalpur, 2017
View Answer
Q 795:Which one of the following is tastless?
A
Sucrose
B
Fructose
C
Starch
D
Glucose
Sargodha, 2018
View Answer
Q 796:Which one of the following is an unsaturated hydrocarbon
A
CH4
B
C2H6
C
C3H4
D
C3H8
Sargodha, 2018
View Answer
Q 797:Which one of the following is electrolyte?
A
Sodium chloride solution
B
Sugar solution
C
benzene
D
Urea
Sargodha, 2018
View Answer
Q 798:Which one of the following metal burns with a brick red flame?
A
Sodium
B
Magnesium
C
iron
D
Calcium
Sargodha, 2018
View Answer
Q 799:Which one of the following shell consists of three subshells?
A
O shell
B
N shell
C
L shell
D
M shell
Sargodha, 2018
View Answer
Q 800:Which one of the following will show negligible effect of temperature on its solubility?
A
KCl
B
KNO3
C
NaNO3
D
NaCl
Sargodha, 2018
View Answer
Total MCQs: 1548Page 80 of 155
Previous80818283848586878889Next
Subjects
Biology
Chemistry
English
Islamiat
Pakistan Studies
Physics