JEE Mains · Chemistry · STD 11 - 6.2. Equilibrium - II (icon Equilibrium)
Given below are two statements :- Statement \(I\) :- Methyl orange is a weak acid. Statement \(II\) :- The benzenoid form of methyl orange is more intense/deeply coloured than the quinonoid form. In the light of the above statement, choose the most appropriate answer from the options given below :-
- A Statement \(I\) is correct but Statement \(II\) is incorrect.
- B Statement \(I\) is incorrect but statement \(II\) is correct.
- C Both Statement \(I\) and Statement \(II\) are incorrect.
- D Both statement \(I\) and Statement \(II\) are correct.
Answer & Solution
Correct Answer
(C) Both Statement \(I\) and Statement \(II\) are incorrect.
Step-by-step Solution
Detailed explanation
Methyl orange is weak base . Benzenoid structure (Yellow Coloured) \(\rightleftharpoons\) Quinonoid structure (Red Coloured) Statement \(I\) - FALSE Statement \(II\) - FALSE
See the Complete Solution
Get step-by-step explanations for this and 2.5 Lakh+ more JEE, NEET & CET questions.
- Unlock all solutions
- Practice the full chapter
- Track accuracy across PYQs
4.8 rated on Google Play · 14,000+ reviews
More questions from Chemistry
- The entropy change associated with the conversion of \(1\,kg\) of ice at \(273\,K\) to water vapours at \(383\,K\) is: (Specific heat of water liquid and water vapours are \(4.2\,kJ\,K^{-1}\,kg^{-1}\) and \(2.0\,kJ\,K^{-1}\,kg^{-1},\) heat of liquid fusion and vapourisation of water are \(334\,kJ\,kg^{-1}\) and \(2491\,kJ\,kg^{-1},\) respectively) \((log\,273 = 2.436,\,log\,373 = 2.572,\,log\,383 = 2.583)\) ......\(kJ\,K^{-1}\,kg^{-1}\)JEE Mains 2019 Hard
- Correct statements among \(i\) to \(iv\) regarding silicones are \((i)\) they are polymers with hydrophobic character \((ii)\) they are biocompatible \((iii)\) in general, they have high thermal stability and low dielectric strength \((iv)\) usually they are resistant to oxidation and used as greases.JEE Mains 2019 Hard
- Correct statements regarding Arrhenius equation among the following are:
(A) Factor \(e^{-Ea/RT}\) corresponds to fraction of molecules having kinetic energy less than Ea.
(B) At a given temperature, lower the Ea, faster is the reaction.
(C) Increase in temperature by about \(10^{\circ}C\) doubles the rate of reaction.
(D) Plot of log k vs \(\frac{1}{T}\) gives a straight line with \(slope = -\frac{Ea}{R}\).
Choose the correct answer from the options given below :JEE Mains 2026 Easy - The standard free energy change \(\left(\Delta G ^{\circ}\right)\) for \(50 \%\) dissociation of \(N _{2} O _{4}\) into \(NO _{2}\) at \(27^{\circ} C\) and \(1\, atm\) pressure is \(- x\, J \,mol ^{-1}\). The value of \(x\) is \(......\) (Nearest Integer) [Given \(: R =8.31 \,J \,K ^{-1} \,mol ^{-1}, \log 1.33=0.1239\) \(\ln 10=2.3]\)JEE Mains 2022 Easy
- The incorrect decreasing order of atomic radius is _______.JEE Mains 2025 Easy
- The number of species having non-pyramidal shape among the following is \((A)\) \({SO}_{3}\) \((B)\) \({NO}_{3}^{-}\) \((C)\) \({PCl}_{3}\) \((D)\) \({CO}_{3}^{2-}\)JEE Mains 2021 Easy
More PYQs from JEE Mains
- lf the mean deviation of the numbers \(1, 1 + d, . . . ,1 + 100d\) from their mean is \(255,\) then a value of \(d\) isJEE Mains 2016 Hard
- \(\lim _{n \rightarrow \infty}\left(\frac{n^{2}}{\left(n^{2}+1\right)(n+1)}+\frac{n^{2}}{\left(n^{2}+4\right)(n+2)}+\frac{n^{2}}{\left(n^{2}+9\right)(n+3)}+\ldots+\frac{n^{2}}{\left(n^{2}+n^{2}\right)(n+n)}\right)\) is equal toJEE Mains 2022 Hard
- Total number of non bonded electrons present in \(\mathrm{NO}_2{ }^{-}\)ion based on Lewis theory is :JEE Mains 2025 Easy
- Which of the following complexes will show geometrical isomerism?JEE Mains 2018 Hard
- \(5\) students of a class have an average height \(150\, cm\) and variance \(18\, cm^2\). A new student, whose height is \(156\, cm\), joined them. The variance (in \(cm^2\)) of the height of these six students isJEE Mains 2019 Hard
- The velocity of the bullet becomes one third after it penetrates \(4\,cm\) in a wooden block. Assuming that bullet is facing a constant resistance during its motion in the block. The bullet stops completely after travelling at \((4+x)\,cm\) inside the block. The value of \(x\) is\(.....\)JEE Mains 2022 Medium