Chemistry Past Paper Questions

Change Subject
Q 81:Thousands of amino acids polymerize to form:
A
Carbohydrates
B
Proteins
C
Lipids
D
Vitamins
Faisalabad, 2019
View Answer
Q 82:Vitamin B complex includes ____________ vitamins:
A
8
B
9
C
10
D
11
Faisalabad, 2019
View Answer
Q 83:When NaHCO3 is heated it forms:
A
CO2 gas
B
Ca(OH)2
C
CaCO3
D
CaO
Faisalabad, 2019
View Answer
Q 84:Which element has the highest electronegativity?
A
F
B
Cl
C
Br
D
I
Faisalabad, 2019
View Answer
Q 85:Which is amorphous:
A
Diamond
B
Sodium chloride
C
Glass
D
Glucose
Faisalabad, 2019
View Answer
Q 86:Which is brittle:
A
Sodium
B
Aluminium
C
Magnesium
D
Selenium
Faisalabad, 2019
View Answer
Q 87:Which is heterogeneous mixture:
A
Milk
B
Ink
C
Sugar solution
D
Paints
Faisalabad, 2019
View Answer
Q 88:Which is liquid in solid solution:
A
Sugar in Water
B
Butter
C
Salt in Water
D
Fog
Faisalabad, 2019
View Answer
Q 89:Transfer of electrons between atoms results in:
A
Metallic Bonding
B
Ionic Bonding
C
Covalent Bonding
D
Coordinate Covalent Bonding
Faisalabad, 2019
View Answer
Q 90:The oxidation number of hydrogen in metal hydrides is:
A
1
B
-1
C
2
D
-2
Faisalabad, 2019
View Answer
Total MCQs: 1548Page 9 of 155
Previous9101112131415161718Next
Subjects
Biology
Chemistry
English
Islamiat
Pakistan Studies
Physics