Chemistry Questions Entrance Exams Online Exam Quiz
Chemistry Questions Entrance Exams GK Quiz. Question and Answers related to Chemistry Questions Entrance Exams. MCQ (Multiple Choice Questions with answers about Chemistry Questions Entrance Exams
In glucose simplest ratio between C, H and O is ________
Options
A : 6:12:6
B : 3:4:3
C : 1:2:1
D : 2:3:2
Which of the following is true regarding molecular formula?
Options
A : actual whole numbered ratio
B : rational numbered ratio
C : simplest possible whole numbered ratio
D : the same as the empirical ratio
A compound consists of 52.17% of carbon, 13.04% of hydrogen and 34.78% of oxygen. Find the molecular formula if the given molecular weight of the compound is 46g.
Options
A : C2H5OH
B : C2H6
C : C6H12O6
D : CH2O
The molecular formula of a compound is C6H12O6. What’s the empirical formula for this compound?
Options
A : C6H12O6
B : CHO
C : C2H6O2
D : CH2O
Which of the following is an empirical formula?
Options
A : C6H12O6
B : H2O2
C : CH4
D : C2H6
Which of the following cannot be a molecular formula for an empirical formula HO?
Options
A : H2O
B : H2O2
C : HO
D : HO2
__________ formula can be calculated if the molar mass is known after having an empirical formula.
Options
A : Molecular
B : Empirical
C : Simpler
D : Shorter
A _______ formula represents a whole number ratio to the simplest form.
Options
A : Molecular
B : Empirical
C : Simpler
D : Shorter
Which of the following cannot be an empirical formula?
Options
A : NH3
B : C5H10
C : H2O
D : NaCl
Even without knowing the mass percent of each element, we can calculate the empirical formula.
Options
A : True
B : False
C :
D :
Chemical Engineering Basics - Part 1 more Online Exam Quiz
Chemistry Question Papers Class 11
Chemistry Question Papers Class 12
Chemistry Question Papers Iit Jee Exam
Chemistry Question Papers Neet Exam
Chemistry Question Papers Schools
Chemistry Rate Chemical Reaction
Chemistry Redox Reactions Electrode Processes
Chemistry S Block Elements Anomalous Properties Lithium
Chemistry S Block Elements Biological Importance Sodium Potassium