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The incorrect statement regarding chirality is
Dalton's law of partial pressure is applicable to which of the following gaseous mixture?
Identify the incorrect statement from the following
Kjeldahl method is used to estimate the amount of nitrogen in which one of the following compounds?
At 298 K, the standard electrode potentials of $Cu^{2+}/Cu$, $Zn^{2+}/Zn$, $Fe^{2+}/Fe$ and $Ag^{+}/Ag$ are 0.34 V, -0.76 V, -0.44 V and 0.80 V, respectively. On the basis of standard electrode potential, predict which of the following reaction cannot occur?
Given below are two statements: Statement I: The acidic strength of monosubstituted nitrophenol is higher than phenol because of electron withdrawing nitro group. Statement II: o-nitrophenol, m-nitrophenol and p-nitrophenol will have same acidic strength as they have one nitro group attached to the phenolic ring. In the light of the above statements, choose the most appropriate answer from the options given below:
Which statement regarding polymers is not correct?
Match List -I with List -II List -I (a) Li (b) Na (c) KOH (d) Cs List -II (i) absorbent for carbon dioxide (ii) electrochemical cells (iii) coolant in fast breeder reactors (iv) photoelectric cell Choose the correct answer from the options given below:
Given below are two statements Statement I: Primary aliphatic amines react with $HNO_2$ to give unstable diazonium salts. Statement II: Primary aromatic amines react with $HNO_2$ to form diazonium salts which are stable even above 300 K. In the light of the above statements, choose the most appropriate answer from the options given below
Given below are two statements Statement I: In the coagulation of a negative sol, the flocculating power of the three given ions is in the order $Al^{3+} > Ba^{2+} > Na^+$ Statement II: In the coagulation of a positive sol, the flocculating power of the three given salts is in the order $NaCl
What mass of 95% pure $CaCO_3$ will be required to neutralise 50 mL of 0.5 M HCl solution according to the following reaction? $CaCO_{3(s)} + 2HCl_{(aq)} \rightarrow CaCl_{2(aq)} + CO_{2(g)} + 2H_2O_{(l)}$ [Calculate upto second place of decimal point]
Given below are half cell reactions: $MnO_4^- + 8H^+ + 5e^- \rightarrow Mn^{2+} + 4H_2O$ ($E^o = 1.51 V$); $2H_2O \rightarrow O_2 + 4H^+ + 4e^-$ ($E^o = -1.23 V$). Will the permanganate ion, $MnO_4^-$, liberate $O_2$ from water in the presence of an acid?
In one molal solution that contains 0.5 mole of a solute, there is
What is Y in the above reaction?
Which amongst the following is incorrect statement? (1) The bond orders of $NO^+$, $NO$, $NO^-$ and $O_2^-$ are 2.5, 2, 1.5 and 1, respectively (2) $C_2$ molecule has four electrons in its two degenerate $\pi$ molecular orbitals (3) $He_2^+$ ion has one electron (4) $O_2^-$ ion is diamagnetic
Given below are two statements: Statement I: In Lucas test, primary, secondary and tertiary alcohols are distinguished on the basis of their reactivity with conc. $HCl + ZnCl_2$, known as Lucas Reagent. Statement II: Primary alcohols are most reactive and immediately produce turbidity at room temperature on reaction with Lucas Reagent. In the light of the above statements, choose the most appropriate answer from the options given below:
The pH of the solution containing 50 mL each of 0.10 M sodium acetate and 0.01 M acetic acid is [Given pK_a of CH_3COOH = 4.57]
For a first order reaction $A \rightarrow \text{Products}$, initial concentration of $A$ is $0.1 \text{ M}$, which becomes $0.001 \text{ M}$ after $5 \text{ minutes}$. Rate constant for the reaction in $\text{min}^{-1}$ is
A 10.0 L flask contains 64 g of oxygen at 27°C. (Assume $O_2$ gas is behaving ideally). The pressure inside the flask in bar is (Given $R = 0.0831$ L bar $K^{-1} mol^{-1}$)
Match the following products formed in List-I with the reaction of carbonyl compound in List-II: List-I (Products formed): (a) Aldol, (b) Iodoform, (c) Oxime, (d) 2,4-DNP. List-II (Reaction of carbonyl compound with): (i) I_2 + OH^-, (ii) 50% NaOH, (iii) NH_2OH, (iv) 2,4-DNP.