List of top Questions asked in CPET

The following reaction is carried out:
A cyclopropane ring bearing a substituent R on one carbon and a nitro group (NO2) on the adjacent carbon reacts with ethylmagnesium iodide (\(C_2H_5MgI\)) to give A. What is the structure of A?
A compound on reaction with chloroform in a strong alkaline medium produces isocyanoethane (ethyl isocyanide). Identify the compound.
Compound "A" reacts with \(NaNO_2\) and \(HCl\) to give a diazonium salt, which on reaction with N,N-dimethylaniline produces methyl orange. What is the compound "A"?
What is the order of basic character of ethyl amine (I), diethyl amine (II) and triethyl amine (III)?
In an isochoric process, which parameter remains constant?
Which cycloalkane is the most stable among the following according to Baeyer strain theory?
Which of the following has the highest reactivity towards an electrophilic addition reaction?
What is the product of the reaction between 1-chloro-2-(trifluoromethyl)benzene and sodamide (\( NaNH_2 \)) in liquid ammonia?
How many chiral carbons are there in D-arabinose?
Which among the following four substituent groups has the highest CIP (Cahn-Ingold-Prelog) priority?
What is the major product of the reaction between 2-methyl butane and bromine in the presence of UV light?
In which of the following reactions does hydroxide itself act as a leaving group?
What is the correct method to synthesize 2-ethoxy-2-methylpropane, \( (CH_3)_3C-O-C_2H_5 \), by Williamson's synthesis?
What is the major product of the reaction between benzene and iso-butyl bromide in the presence of AlCl3?
What is the product of the reaction between n-butyl benzene and alcoholic KMnO4?
Which alkene can be used for the synthesis of propanal exclusively using ozonolysis?
Which product is obtained when 1-pentene reacts with HCl in the presence of benzoyl peroxide?
Which intermediate is formed during the reaction of acetamide with bromine in the presence of excess KOH solution?
How many lines are produced when an electron jumps from the fifth to the second orbit for a hydrogen atom?
The solubility product of Fe(OH)3 is \(1.1 \times 10^{-36}\) at 25 C. What is the solubility of ferric hydroxide?
What is the shape of \(XeF_6\)?
What is the order of the covalent character of CaCl2, CaF2, CaBr2, and CaI2?
Which indicator is used to titrate sodium bicarbonate with hydrochloric acid?
Calculate the amount of oxalic acid required to prepare 250 mL of 0.35 M solution of oxalic acid.
How many electrons in an atom have the following quantum numbers? \(N = 3, l = 0\)