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questions
List of practice Questions
How is a polypeptide bond formed?
Bihar Board XII - 2024
Bihar Board XII
Chemistry
Biochemistry
Write the IUPAC names of the following compounds:
(i) \( \text{CH}_3\text{CH}_2\text{OH} \)
(ii) \( \text{CH}_3\text{CH}_2\text{CH}_2\text{OH} \)
Bihar Board XII - 2024
Bihar Board XII
Chemistry
Nomenclature Of Organic Compounds
What do you understand by rate of a reaction? What factors affect the rate of a reaction? Discuss.
Bihar Board XII - 2024
Bihar Board XII
Chemistry
Chemical Kinetics
What is soap? How does it act in the cleansing of clothes?
Bihar Board XII - 2024
Bihar Board XII
Chemistry
Surface Chemistry
Write the principle of manufacture of ammonia by Haber’s process. How does it react with CuSO\(_4\) solution?
Bihar Board XII - 2024
Bihar Board XII
Chemistry
Industrial Chemistry
How would you distinguish among primary, secondary, and tertiary alcohols?
Bihar Board XII - 2024
Bihar Board XII
Chemistry
Organic Chemistry
What is Schottky defect? Explain with example.
Bihar Board XII - 2024
Bihar Board XII
Chemistry
The solid state
Why do transition elements form complex compounds?
Bihar Board XII - 2024
Bihar Board XII
Chemistry
Coordination chemistry
Explain effective atomic number (EAN).
Bihar Board XII - 2024
Bihar Board XII
Chemistry
Coordination chemistry
Write the names and formulae of two ores of iron.
Bihar Board XII - 2024
Bihar Board XII
Chemistry
Metallurgy
Why is cryolite ore used during the extraction of Al metal?
Bihar Board XII - 2024
Bihar Board XII
Chemistry
Metallurgy
Arrange F₂, Cl₂, Br₂, and I₂ in the increasing order of electron affinities.
Bihar Board XII - 2024
Bihar Board XII
Chemistry
Periodic Table
Write the electronic configurations of Kr (Z = 36) and Xe (Z = 54).
Bihar Board XII - 2024
Bihar Board XII
Chemistry
Periodic Table
Discuss the utility of DNA fingerprinting.
Bihar Board XII - 2024
Bihar Board XII
Chemistry
Biochemistry
Give one example of each of the following:
(i) Synthetic polymer
(ii) Condensation polymer
Bihar Board XII - 2024
Bihar Board XII
Chemistry
Polymers
The IUPAC name of \( \text{CH}_3\text{CH}_2\text{CH}_2\text{OH} \) is
Bihar Board XII - 2024
Bihar Board XII
Chemistry
Nomenclature Of Organic Compounds
What are the main differences between physical adsorption and chemical adsorption?
Bihar Board XII - 2024
Bihar Board XII
Chemistry
Adsorption
What is Brownian movement?
Bihar Board XII - 2024
Bihar Board XII
Chemistry
The solid state
Discuss electrochemical principle regarding rusting of iron.
Bihar Board XII - 2024
Bihar Board XII
Chemistry
Electrochemistry
What is the effect of dilution on molar conductance?
Bihar Board XII - 2024
Bihar Board XII
Chemistry
Electrochemistry
What is mole fraction?
Bihar Board XII - 2024
Bihar Board XII
Chemistry
Colligative Properties
Write Raoult's law of relative lowering of vapour pressure.
Bihar Board XII - 2024
Bihar Board XII
Chemistry
Colligative Properties
What are network solids? Give an example.
Bihar Board XII - 2024
Bihar Board XII
Chemistry
The solid state
\( \text{C}_2\text{H}_5\text{Br} + \text{NaOH} \rightarrow \text{C}_2\text{H}_5\text{OH} + \text{NaBr} \) is an example of which of the following types of reaction?
Bihar Board XII - 2024
Bihar Board XII
Chemistry
Organic Reactions
Which of the following alkyl halides is hydrolyzed by \( S_N 1 \) mechanism?
Bihar Board XII - 2024
Bihar Board XII
Chemistry
Organic Reactions
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