Class 11 Chemistry Viva Questions With Answers

Class 11 chemistry viva voce question and answers are concept focused and not question focused, which improves the conceptual knowledge based on the practicals performed by the students. Students can revise each and every chapter viva voce questions by referring to the question answers provided and obtain a confidence on them.

A general viva voce is based on the practicals. Prepare accordingly from the set of viva voce given after each experiment. Class 11 Chemistry Practicals Viva Voce Question and Answers is to judge whether the student has merely copied the experiments from the book or he/she has actually performed it in the laboratory. Also this helps to remember about the experiments performed in the laboratory. Keep revising.

Class 11 Chemistry Viva Questions With Answers

A. Basic Laboratory Techniques

B. Characterization and Purification of Chemical Substance

Crystallisation involving impure sample of any one of the following:

C. Experiments Related to pH Change

(a) Any one of the following experiments:

(b) Study of pH change by common-ion effect in case of weak acids and weak bases.

D. Chemical Equilibrium

One of the following experiments:

E. Quantitative Estimation

F. Qualitative Analysis

  • Determination of one anion and one cation in a given salt.

Cations: Pb2+, Cu2+, As3+, Al3+, Fe3+, Mn2+ , Zn2+,  Co2+, Ni2+, Ca2+, Sr2+, Ba2+, Mg2+, NH4+

Anions: (CO3)2‒, S2‒, (SO3)2‒, (NO2), Cl, I, PO43‒, (C2O4)2‒, CH3COO, NO3– (Note: Insoluble salts excluded)

Students will gain a better understanding of the concept by doing the experiments since they will be able to see the changes taking place right in front of their eyes. Their fundamentals will become strong as they learn by doing. They will also develop an interest in the subject as a result of this practice.

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