List of top Chemistry Questions

Which one of the following is an example for biodegradable polyester?
Williamson?? synthesis of preparing dimethyl ether is a/an
Magnetic moment 2.83 BM is given by which of the following ions? (At. no. Ti =22, Cr=24, M n=25, N i=28)
IUPAC name of the compound
In the Kjeldahl's method for estimation of nitrogen present in a soil sample, ammonia evolved from $0.75\, g$ of sample neutralized $10\, mL$ of $ {1 \, M \, H_2SO_4}$. The percentage of nitrogen in the soil is :
The correct order of solubility of the sulphates of alkaline earth metals in water is $Be > Mg > Ca > Sr > Ba$. This is due to
Which is the correct sequence of solubility of carbonates of alkaline earth metals?
What is the structural formula of lithium tetrahydrido aluminate ?
Find the major product in the following reaction,
Which one amongst of the following isomerism is shown by $\left[ Pt \left( NH _{3}\right)_{2} Cl _{2}\right]$?
Europium is
The stability of ferric ion is due to
Which one of the following forms vortex ring?
A forms $hcp$ lattice and B are occupying $1/3^{rd}$ of tetrahedral voids, then the formula of compound is
$CaCN _{2}+ C$ is called on
When $CuSO_4$ solution is treated with an excess of $KCN$, a colourless complex salt in which copper has a $d^{10}$ configuration is obtained. This complex is
Which of the following inert gas compounds is not formed?
Fullerene with formula $C_{60}$ has a structure where every carbon atom is
For all gases, at any given pressure, the graph of volume vs temperature (in celsius) is a straight line. This graph is called
At $25^{\circ} C$, the molar conductance of $0.007\, M$ hydrofluoric acid is $150$ mho $cm ^{2} \,mol ^{-1}$ and its $\Lambda_{m}^{\circ}=500$ mho $cm ^{2} \,mol ^{-1}$. The value of the dissociation constant of the acid at the given concentration at $25^{\circ} C$ is
Which is the least stable carbocation? I. $ CH_{3}CH_{2} \overset{+}{C}H_{2} $ II. $ CH_{3}\overset{+}{C}HCH_{3} $ III. $(CH_{3})_{4} \overset{+}{C} $ VI. $ (CH_{3})_{3} C \overset{+}{C}H_{2} $
What will be the product/s if benzal chloride is heated with a concentrated aqueous $ KOH $ solution?
What is the product of reaction between calcium carbide and water?
The ratio of magnetic moment (spin only value) between $ [FeF_{6}]^{3-} $ and $ [Fe(CN)_{6}]^{3-} $ is approximately
The production of dihydrogen gas via water-gas shift reaction $ CO(g) + H_{2}O(g) { ->[{\Delta}][{Catalyst}] } CO_{2}(g) +H_{2}(g) $ The $ CO_{2} $ gas is removed by scrubbing with solution of