Chirani Thammita
Hi, I am Chirani Lennon! Let’s navigate chemistry together. Let me know what is bothering you and I will let you in on the chemistry secrets!
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Chirani Thammita
Bachelors degree
/ 55 min
Chirani Your chemistry tutor
I am Chirani Thammita Lennon who is an experience chemistry tutor for nearly a decade. I an experienced in guiding high school and college students with any needs through the guidance to make chemistry an enjoyable subject. I specialize in subjects like biochemistry, organic chemistry, atomic structure, and more in depth knowledge on the lab skills. Grasping complex concepts in chemistry is nothing to do with your knowledge but the way you approach it. Make chemistry a story, game or a fantasy novel. You just need to know the easy tricks all chemists use to gain their success. That’s where I come to play. I excel in covering all bases that is needed for you to excel in homework, lab assignments, group work and assignments that get You points and bonus points. Grades will be nice but understanding the concepts of chemistry is more important. Make sure you are comfortable with this “hard” subject!
Chirani graduated from PennWest University Edinboro

Specialities of your chemistry tutor
Review sessions
Advanced Placement (AP) Program (USA)
International Baccalaureate (IB)
Visual learning
Chemistry lab skills
Types of learners for chemistry class
None of the above
High School students
College students
Chemistry class overview
My tutoring style structured, patient, interactive, and engaging, focusing on hands on learning experiences. I specialize in teaching chemistry in all sub groups such as states of , acid, bases and pH. It doesn’t matter if you want help in general chemistry or organic chemistry, i will help you succeed by making you understand the concept with the technique you prefer. Everyone studies and retain information different, spring feel afraid to reach out to tell me what you are compatible and comfortable with. My teaching techniques all include presentations, diagrams, note taking, color coding and many more. The most important method of teaching is communication. I like when You can contact me when you have any questions about any material we covered or any material you don’t understand but needs ur get help with. Therefore, let’s navigate chemistry together!
Your chemistry tutor also teaches
Chemistry
Organic Chemistry
Chemical Reactions
Atomic Structure
Chemical Bonding
Biochemistry

15 days Refund
Free Tutor Swap

Chemistry concepts taught by Chirani
Hückel's Rule (4n+2 Rule)
Polycyclic Aromatic Hydrocarbons (PAHs)
Molecular Orbitals and Pi Electron Delocalization
Benzene Structure and Stability
The class session was a review of 9th-grade chemistry concepts, including isotopes, atomic structure, and chemical bonding. The student practiced answering multiple-choice and short-answer questions and drawing molecular diagrams. Plans were made for a proctored exam to be administered and graded the following week, with a reward of a cheesecake recipe for a high score.
Isotopes
Physical vs. Chemical Properties
Atomic Structure and Notation
Chemical Bonding: Covalent Bonds
Homogeneous vs. Heterogeneous Mixtures
The Student and Tutor focused on the nomenclature of benzene and aromatic compounds, covering key terms, the rules of aromaticity, and naming conventions for mono-, di-, and polysubstituted benzenes. They practiced naming various compounds and reviewed the principles of IUPAC versus common naming. Future sessions will delve into benzene reactions and resonance structures.
Aromaticity Rules
Benzene Nomenclature
Disubstituted Benzene Nomenclature (Ortho
Meta
Para)
Polysubstituted Benzene Nomenclature (Numbering System)
The class was a review session focused on preparing the student for an ACS exam, covering topics like nomenclature, acid-base chemistry, stereochemistry, and reaction mechanisms. The student practiced solving various organic chemistry problems under the tutor's guidance, with plans to continue this practice in future sessions.
Nomenclature of Organic Compounds
Chirality and Stereochemistry (R/S Configuration)
Acid-Base Chemistry in Organic Molecules
Biochemistry Integration in Organic Chemistry
The tutor and student worked through various chemistry problems, including carbon hybridization, Lewis structures, VSEPR theory, dilution calculations, solubility rules, net ionic equations, and theoretical yield. They reviewed specific questions from the student's material and practiced applying relevant formulas and concepts, with a focus on preparing for an upcoming exam.
Hybridization of Carbon Atoms
Theoretical Yield and Limiting Reagents
Net Ionic Equations and Spectator Ions
Dissociation of Ionic Compounds
Dilution and Concentration Calculations
Formal Charge and VSEPR Theory
The class focused on practicing and reinforcing the skill of balancing chemical equations. The student worked through practice problems, and the tutor provided guidance on identifying and correcting errors. Future lesson plans and mock exam schedules were also discussed to prepare for upcoming assessments.
Balancing Chemical Equations
Stoichiometry and Mole Ratios
Acids and Bases
Aqueous Solutions
Tools & techniques used by chemistry tutor
Digital Note taking
Interactive 3D models
Practice worksheets
Quizzes
Video conferencing
Interactive chemistry lessons
Open Q&A
Parent feedback
Mobile joining
Note taking
Weekend lessons

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Every tutor is interviewed and selected for subject expertise and teaching skill.
