Central Academy School PGT Chemistry Interview Questions and Answers

Q1. What is the difference between galvanic cell and electrolytic cell?
Ans. 
Galvanic cells convert chemical energy into electrical energy, while electrolytic cells convert electrical energy into chemical energy.
• Galvanic cells are spontaneous and produce electrical energy through a redox reaction

• Electrolytic cells are non-spontaneous and require an external source of electrical energy to drive a non-spontaneous redox reaction

• Galvanic cells have a positive cell potential, while electrolytic cell...read more
Answered by AI
Add your answer
Q2. What is mole concept?
Ans. 
Mole concept is a fundamental concept in chemistry that relates the mass of a substance to the number of particles it contains.
• Mole is a unit of measurement used to express the amount of a substance.

• One mole of a substance contains Avogadro's number of particles (6.02 x 10^23).

• Molar mass is the mass of one mole of a substance.

• Mole concept is used in stoichiometry to calculate the amount of reactants and products in a c...read more
Answered by AI
Add your answer
Q3. Give the symbol of mercury
Ans. 
The symbol of mercury is Hg.
• Hg is derived from the Latin word hydrargyrum which means liquid silver.

• It is a heavy, silvery-white metal that is liquid at room temperature.

• Mercury is commonly used in thermometers, barometers, and fluorescent lights.
Answered by AI
Add your answer

Q1. Teach displacement reaction on blackboard
Ans. 
Displacement reaction involves the replacement of an element in a compound by another element.
• A more reactive element displaces a less reactive element from its compound.

• The displaced element forms a new compound with the displacing element.

• The reaction can be represented by a chemical equation.

• Example: Zn + CuSO4 -> Cu + ZnSO4

• In this reaction, zinc displaces copper from copper sulfate to form zinc sulfate and copper.
Answered by AI
Add your answer

Q1. General questions regarding self and work
Add your answer

Q1. Basic Job description & feasibility
Add your answer

Q1. As per Job role
Add your answer

Q1. Final Meeting with Management
Add your answer

Q1. About Your self
Add your answer
Q2. About past expernice
Add your answer

Subject related case study like i was interviewing for finance and aptitude test

Q1. They ask you about past experience and profile related questions.
Add your answer
Q2. Knowledge of subject matter like Ind AS, accounting , working in excel
Add your answer

Q1. First round will be of written examination in the concerned subject. The first 20 questions are for +4 marks for each correct answer and -1 for wrong answer. The next 10 questions will carry+6 marks for co...read more
Add your answer
Q2. Written examination followed as described above
Add your answer

Q1. The 2nd round will be of one to one demonstration of a topic. The process allows you to talk for 30 minutes uninterrupted and later followed by Viva voce on the same topic or a different topic
Add your answer

Q1. HR round usually asks about your previous experience and your interest to work for their organisation.
Add your answer