Delhi Public 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
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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
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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.
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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.
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A subject that evaluates the candidate's understanding teaching methodologies, learning theories evaluation techniques, and classroom management.

Q1. A breif introduction about me and some senseless questions which were not related to interview
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Q2. All was a wastage of time
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Q1. Tell us about yourself
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Q2. Which all grades you are comfortably teaching?
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Q3. Besides your core subject which other subject can you teach? And till which grade?
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Q4. Besides academic achievements what have been your co - curricular achievements.
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Q1. Tell me About urself
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Q2. Why u are fit for the school
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Open ended test to know psychology of the teacher

Q1. Too much to speak
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Q2. Questions asked about family background
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Q3. Questions asked about previous job roles managed
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Q1. With Principal one to one discussion
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Q1. What do you understand by interdisciplinary teaching?
Ans. 
Interdisciplinary teaching involves integrating multiple subjects or disciplines to create a more comprehensive learning experience.
• It involves combining knowledge and skills from different subject areas

• It helps students see connections between different subjects and how they relate to real-world issues

• Examples include teaching science through literature, or using history to teach math concepts

• It can also involve colla...read more
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Q2. How will you incorporate it in your classroom?
Ans. 
I will incorporate TGT in my classroom by using interactive teaching methods and incorporating technology.
• Use interactive teaching methods such as group discussions, debates, and role-playing activities

• Incorporate technology such as educational videos and online resources

• Encourage students to work collaboratively and share their ideas

• Provide opportunities for students to apply their knowledge in real-world scenarios

• Ass...read more
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