Preformulation Studies MCQ with Answers
Preformulation Studies MCQ with Answers are as follows
Crystal form shows this structure
3D
2D
Short-range
None of the above
3D
2D
Short-range
None of the above
Answer: 3D
Preformulation is about ensuring
Stability
Safety
Efficacy
All of the above
Stability
Safety
Efficacy
All of the above
Answer: All of the above
X-ray diffraction pattern indicates
Solubility
Crystallinity
Functional groups
Permeability
Solubility
Crystallinity
Functional groups
Permeability
Answers: Crystallinity
Monotropic polymorph can change into another form
reversibly
irreversibly
does not change
None of the above
reversibly
irreversibly
does not change
None of the above
Answers: irreversibly
The relationship between pH and the solubility and pKa value of an acidic drug is given by
Henderson Hasselbalch equation
Bragg’s Equation
Noye’s Whitney Equation
All of the above
Henderson Hasselbalch equation
Bragg’s Equation
Noye’s Whitney Equation
All of the above
Answers: Henderson Hasselbalch equation
The solubility of the pure form of API is determined by
Partition coefficient
Phase solubility study
Permeability study
All of the above
Partition coefficient
Phase solubility study
Permeability study
All of the above
Answers: Phase solubility study
Flow property can be improved by
Glidant
Plasticizer
Binder
All of the above
Glidant
Plasticizer
Binder
All of the above
Answers: Glidant
Carr’s Index is related to
Flow property
Solubility
Partition coefficient
All of the above
Flow property
Solubility
Partition coefficient
All of the above
Answers: Flow property
Negative Log of acid dissociation constant is
pOH
pKa
pH
Log P
pOH
pKa
pH
Log P
Answers: pKa
Infra-Red spectroscopy is used for determining
Particle size
Crystallinity
Functional groups
Shape
Particle size
Crystallinity
Functional groups
Shape
Answers: Functional groups
Suggested readings:
Recommended readings: