List of top Chemistry Questions

What is the torsion angle in the staggered conformation of ethane?
Which of the following molecules contain hybrid orbitals with 25% 's' character?
Thermodynamics deals with
What is the mass of the unit cell of gold if it crystallizes in fcc structure?
What is the radius of sodium atom if it crystallizes in fcc structure with edge length of unit cell \( 4.29 \times 10^{-8} \, \text{cm} \)?
In which among the following compounds, oxidation number of phosphorus is +3?
Which among the following reactions explains the acidic property of carboxylic acid?
Which element among the following exhibits electronic configuration as \([Xe]4f^0\) in +4 oxidation state?
The reaction \( 2 \, NO_2Cl(g) \rightarrow 2 \, NO_2(g) + Cl_2(g) \) takes place in two steps as
\text{(i) } \( NO_2Cl(g) \rightarrow NO_2(g) + Cl(g) \)
\text{(ii) } \( NO_2Cl(g) + Cl(g) \rightarrow NO_2(g) + Cl_2(g) \)
\text{Identify the reaction intermediate.
Which of the following compounds is obtained on ozonolysis of \(\text{C=C}\) followed by reduction with Zn dust and water?
Identify the compound that gives 2,5-dimethylhexane by reacting with sodium metal in presence of dry ether.
What are the constituents of Natalite?
Which among the following is a complex lipid?
Identify the product X in the following reaction.
Which of the following antibiotics contain As=As linkage?
Which among the following complexes is NOT a heteroleptic complex?
Which of the following equations is NOT correct for van’t Hoff factor?
Identify the product obtained on roasting of concentrated zinc blende at about 1200 K?
Identify the precipitate and its quantity obtained when 1 mole of aqueous solution of Tetraammine dichloroplatinum(IV) bromide is treated with aqueous silver nitrate in excess.
Which of the following set of parameters indicate spontaneity of reaction at all temperatures?
The reaction stated below is named as
Which among the following polymers is used for wrapping food?
A mixture of starch, sodium hydrogen carbonate, and potassium hydrogen tartrate is known as
Which of the following processes does not lead to coagulation?
Which among the following pairs of elements in their respective oxidation states will have the same value of effective magnetic moment?