List of top Chemistry Questions

Pick up the incorrect statement from the following
Which of the following pairs of species have the same bond order ?
Which one is the wrong statement ?
The conversion of ethyl bromide to ethyl iodide using sodium iodide and dry acetone, this reaction is known as
Identify the correct statement in the following
A reaction has both $\Delta \,H$ and $\Delta \,S$ - ve The rate of reaction
Bactericidal antibiotics among the following is
Addition of mineral acid to an aqueous solution of Borax, the following compound is formed
Which of the following element forms $p_{\pi} - p_{\pi}$ bond with itself ?
Which of the following structure of a molecule is expected to have three bond pairs and one lone pair of electrons ?
Which of the following is the correct electron dot structure of $N_2O$ molecule ?
The co-ordination number and the oxidation state of the element $'M'$ in the complex $[ M(en)_{2}(C_{2}O_{4})]NO_{2}$ $\{$ where (en) is ethane-1,2-diamine) are, respectively
Which of the following aqueous solution has highest freezing point ?
The electronegativities of $C, N, Si$ and $P$ are in the order of
Which one of the following is not a common component of photo-chemical smog ?
Which of the following is not a biodegradable polymer ?
Which of the following atoms should have the highest $1^{\text{st}]$ electron affinity?
The molality of solution containing $15.20\, g$ of urea, (molar mass = $60$) dissolved in $150 \,g$ of water is
In assigning $R-S$ configuration which among the following groups has highest priority ?
The amino acid which is basic in nature is
Which among the following compounds does not act as a reducing agent ?
Which among the following reactions is an example of pseudo first order reaction ?
The colour and magnetic nature of manganate ion $(MnO^{2-}_4)$ is
How many faradays are required to reduce $1\, mol$ of $Cr_{2} O_{7}^{2-}$ to $Cr^{3+}$ in acid medium?
By passing electric current, \(NaClO_3\) is converted into \(NaClO_4\) according to the following equation \(Na ClO_3 + H_2 O \rightarrow NaClO_4 + H_2\) How many moles of \(NaClO_4\) will be formed when three Faradays of charge is passed through \(NaClO_3\) ?