List of top Chemistry Questions

Discuss the utility of DNA fingerprinting.
What is Schottky defect? Explain with example.
Give one example of each of the following:
(i) Synthetic polymer
(ii) Condensation polymer
Explain effective atomic number (EAN).
Why is cryolite ore used during the extraction of Al metal?
Write the names and formulae of two ores of iron.
Write the electronic configurations of Kr (Z = 36) and Xe (Z = 54).
Arrange F₂, Cl₂, Br₂, and I₂ in the increasing order of electron affinities.
What are network solids? Give an example.
Write Raoult's law of relative lowering of vapour pressure.
What is mole fraction?
What are the main differences between physical adsorption and chemical adsorption?
What is Brownian movement?
The IUPAC name of \( \text{CH}_3\text{CH}_2\text{CH}_2\text{OH} \) is
Discuss electrochemical principle regarding rusting of iron.
What is the effect of dilution on molar conductance?
Chloroform on reduction with Zn and water gives
When ethyl bromide is treated with dry silver oxide, then we get
Which of the following alkyl halides is hydrolyzed by \( S_N 1 \) mechanism?
\( \text{C}_2\text{H}_5\text{Br} + \text{NaOH} \rightarrow \text{C}_2\text{H}_5\text{OH} + \text{NaBr} \) is an example of which of the following types of reaction?
Lucas reagent is
Which of the following is a tertiary alcohol?
Butan-2-ol is a
Vitamin B12 contains
Which of the following has the highest bond energy?