List of top Chemistry Questions

Identify the polymer obtained from 1,3-butadiene and acrylonitrile.
What is the IUPAC name of the following compound?
$CH_3-CH_2-C(Br)=C(CH_3)-CH_2-CH_3$
Identify the reagent used in the following reaction.
Benzoic acid $\xrightarrow{\text{Reagent}}$ Benzoyl chloride + Phosphorous oxychloride + Hydrogen chloride
Which of the following ion has greater coagulating power for negatively charged sol?
Identify $A$ in the following reaction.
$A$ + Acetic anhydride $\xrightarrow{H^+}$ Aspirin + Acetic acid
What is the value of $\angle S\!-\!S\!-\!S$ in puckered $S_8$ rhombic sulfur?
Which activity from following is exhibited by Lewis base according to definition?
Find the number of orbitals and maximum electrons respectively present in M-shell?
Which of the following expressions is used to find the cell potential of $Cd_{(s)} | Cd_{(aq)}^{2+} \, || \, Cu_{(aq)}^{2+} | Cu_{(s)}$ cell at $25^\circ \text{C}$?
Calculate the volume of unit cell if an element having molar mass $56 \,\text{g mol}^{-1}$ forms bcc unit cells. $[\rho \cdot N_A = 4.8 \times 10^{24} \,\text{g cm}^{-3}\text{mol}^{-1}]$
Which of the following is formed when propene is heated with bromine at high temperature?
Identify the product '$B$' in the following sequence of reactions. $CH_{3}Br \xrightarrow{KCN} A \xrightarrow{Na/C_{2}H_{5}OH} B$
Which from following molecules does NOT contain nitrogen in it?
Which of the following compounds will undergo racemisation when solution of KOH hydrolysis?
Which of the following compounds will undergo racemisation when solution of KOH hydrolysis?
The reaction of aqueous KMnO4 with H2O2 in acidic conditions gives:
Which one of the following is not a commoncomponent of Photochemical Smog?
Which of the following will be most stable diazoniumsalt RN2+X- ?
Which of the following hormones is produced underthe condition of stress which stimulates glycogenolysis in the liver of human beings?
1.0 g of magnesium is burnt with 0.56 g O2 in a closed vessel. Which reactant is left in excess and how much ?
(At. wt. Mg =24; O=16)
What products are formed when the following compound is treated with Br2 in the presence of FeBr3?
What products are formed when the following compound is treated with Br2
Which of the following organic compoundspolymerizes to form the polyester Dacron?
In acidic medium, H2O2 changes Cr2O72- to CrO5 which has two (-O-O-) bonds. Oxidation state of Cr in CrO5 is
Which of the following orders of ionic radii is correctly represented?
Which of the following salts will give highest pH in water ?
Which of the following will not be soluble in sodiumhydrogen carbonate?