JEE Mains · Chemistry · STD 11 - 8.3. Organic chemistry purification and characterization
Which purification technique is used for high boiling organic liquid compound (decomposes near its boiling point)?
- A Steam distillation
- B Simple distillation
- C Fractional distillation
- D Reduced pressure distillation
Answer & Solution
Correct Answer
(D) Reduced pressure distillation
Step-by-step Solution
Detailed explanation
Reduced pressure distillation used for the purification of high boiling organic liquids which decomposes at or below their boiling point.
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
- Consider the elements N, P, O, S, Cl and F. The number of valence electrons present in the elements with most and least metallic character from the above list is respectively.JEE Mains 2026 Easy
- Iodoform test can differentiate between
A. Methanol and Ethanol
B. \( CH_{3}COOH \) and \( CH_{3}CH_{2}COOH \)
C. Cyclohexene and cyclohexanone
D. Diethyl ether and Pentan-3-one
E. Anisole and acetone
Choose the correct answer from the options given below:JEE Mains 2026 Medium - Match List \(- I\) with List \(- II.\)
Choose the correct answer from the options given belowList \(- I\) List \(- II\) \((a)\) Zymase \((i)\) Stomach \((b)\) Diastase \((ii)\) Yeast \((c)\) Urease \((iii)\) Malt \((d)\) Pepsin \((iv)\) Soyabean JEE Mains 2022 Medium - One half cell in a voltaic cell is constructed by dipping silver rod in \(AgNO_3\) solution of unknown concentration, other half cell is \(Zn\) rod dipped in \(1\) molar solution of \(ZnSO_4\). A voltage of \(1.60\text{ V}\) is measured at \(298\text{ K}\) for this cell. What is the concentration of \(Ag^+\) ions used in terms of \(\log x\) (\(x = [Ag^+]\)) ?
\(E^\circ_{Zn^{2+}/Zn} = -0.76\text{ V}\), \(E^\circ_{Ag^+/Ag} = +0.80\text{ V}\), \(\dfrac{2.303 RT}{F} = 0.059\text{ V}\)JEE Mains 2026 Medium - Which one of the following sets of ions represents a collection of isoelectronic species? (Given : Atomic Number: F :9, \(Cl : 17, Na =11\), \(Mg =12, Al =13, K =19, Ca =20, Sc =21\) )JEE Mains 2023 Medium
- Identify the name reaction.
JEE Mains 2024 Hard
More PYQs from JEE Mains
- For the circuit shown below, calculate the value of \({I}_{{z}}\) : (In \({mA}\))
JEE Mains 2021 Medium - A photograph of a landscape is captured by a drone camera at a height of 18 km . The size of the camera film is \(2 \mathrm{~cm} \times 2 \mathrm{~cm}\) and the area of the landscape photographed is \(400 \mathrm{~km}^2\). The focal length of the lens in the drone camera is :JEE Mains 2025 Easy
- A particle of mass \(m\) is moving in a circular path of constant radius \(I\) such that its centripetal acceleration \((a)\) is varying with time \(t\) as \(a=k^{2} rt^{2}\). where \(k\) is a constant. The 10.Power delivered to the particle by the force acting on it is given asJEE Mains 2022 Hard
- The correct statement for the molecule, \(CsI_3\) is :JEE Mains 2014 Medium
- lf Rolle's theorem holds for the function \(f(x) =2x^3 + bx^2 + cx, x \in [-1, 1],\) at the point \(x = \frac {1}{2},\) then \(2b+ c\) equalsJEE Mains 2015 Medium
- An insulated wire is wound so that it forms a flat coil with \(N = 200\) turns. The radius of the innermost turn is \(r_1 = 3\) cm, and of the outermost turn \(r_2 = 6\) cm. If \(20\) mA current flows in it then the magnetic moment will be \(\alpha \times 10^{-2}\) A.m\(^2\). The value of \(\alpha\) is _____.JEE Mains 2026 Medium