Calculate % of N in KNO3__________?
A. 14.34%
B. 18.56%
C. 13.86%
D. None of these
Submitted by :- Jamil Ahmed
CHEMISTRY
Prepare for your upcoming test with a comprehensive collection of Chemistry multiple-choice questions (MCQs), ranging from basic to advanced topics. These Chemistry MCQs cover various sections of the subject, providing you with valuable practice and boosting your chances of scoring well in the Chemistry portion of the test. Whether you’re a student or a job seeker preparing for exams, these MCQs will prove beneficial for your test preparation.
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The pH of milk is_______?
A. 9
B. 6.5-7
C. 8
D. 12
Submitted by :- Jamil Ahmed
The process in which solid changes directly into vapours without passing through liquid state?
A. Decantation
B. Sublimation
C. Evaporation
D. None
Submitted by :- Jamil Ahmed
The Boiling Point of Ethyl Alcohol is_________?
A. 78°C
B. 58°C
C. 73°C
D. 56°C
Submitted by :- Saqib Ali
Why does Ethyl Alcohol show high boiling point then Acetone?
A. Due to Hydrogen bonding
B. Due to high molecular weight
C. Due to its Acidic nature
D. Due to its Low molecular weight
Submitted by :- Jamil Ahmed
Which one of the following statement is correct for urea ?
A. it is a synthetic fertilizer
B. it is a natural fertilizer
C. it provides micronutrients to the plants
D. it is an inorganic water soluble compound
Submitted by :- Saqib Ali
Which of the following statement is correct ?
A. size of Cl atoms greater than Cl- ion
B. size of Na+ ion less than Na atom
C. size of Na atom less than Na+ ion
D. size of Cl- is less than Na+
Submitted by :- Jamil Ahmed
An acid-Base Reaction is always a/an __________?
A. Endothermic
B. Exothermic
C. Both A and B
D. None of them
Submitted by :- Saqib Ali
A metallic atom loses its valence electron to form a/an _________?
A. an anion
B. a cation
C. an anion – cation
D. none of these
Submitted by :- Saqib Ali
Chemistry is given from ……language ?
A. Latin
B. Greek
C. Arabic
D. None of these
Submitted by :- Saqib Ali