JEE Mains · Chemistry · STD 11 - 8.1. Organic chemistry Nomenclature of organic compounds
Number of \(\sigma\) and \(\pi\) bonds present in ethylene molecule is respectively _______.
- A \(3\) and \(1\)
- B \(5\) and \(2\)
- C \(4\) and \(1\)
- D \(5\) and \(1\)
Answer & Solution
Correct Answer
(D) \(5\) and \(1\)
Step-by-step Solution
Detailed explanation
\(1 \pi\) bond.
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
- In an atom how many orbital \((s)\) will have the quantum numbers; \(n = 3, l = 2\) and \(m_l = + 2\) ?JEE Mains 2013 Medium
- The following statements concern elements in the periodic table. Which of the following is true ?JEE Mains 2016 Medium
- Which of the following has unpaired electron \((s)\) ?JEE Mains 2014 Hard
- Number of molecules from the following which are exceptions to octet rule is _______. \(\mathrm{CO}_2, \mathrm{NO}_2, \mathrm{H}_2 \mathrm{SO}_4, \mathrm{BF}_3, \mathrm{CH}_4, \mathrm{SiF}_4, \mathrm{ClO}_2, \mathrm{PCl}_5,\) \(\mathrm{BeF}_2, \mathrm{C}_2 \mathrm{H}_6, \mathrm{CHCl}_3, \mathrm{CBr}_4\)JEE Mains 2024 Medium
- Given below are two statements:
Statement I: \(3\)-phenylpropene reacts with HBr and gives secondary alkyl bromide having a chiral carbon atom as the major product.
Statement II: Aryl chlorides and aryl cyanides can be prepared by Sandmeyer reaction as well as Gattermann reaction.
In the light of the above statements, choose the correct answer from the options given belowJEE Mains 2026 Hard - Given below are four compounds:
(a) n-propyl chloride,
(b) iso-propyl chloride,
(c) sec-butyl chloride,
(d) neo-pentyl chloride.
Percentage of carbon in the one which exhibits optical isomerism is:JEE Mains 2026 Medium
More PYQs from JEE Mains
- Which of the following compounds will show the maximum ‘enol’ content?JEE Mains 2019 Hard
- An ideal gas undergoes a cyclic process as shown in Figure \(\Delta {U_{BC}} = - 5\,kJ\,mo{l^{ - 1}},{q_{AB}} = 2\,kJ\,mo{l^{ - 1}}\) \(\Delta {W_{AB}} = - 5\,kJ\,mo{l^{ - 1}},{W_{CA}} = 3\,kJ\,mo{l^{ - 1}}\) Heat absorbed by the system during process \(CA\) is......\(kJ\,mo{l^{ - 1}}\)
JEE Mains 2018 Hard - A body is moving in a low circular orbit about a planet of mass \(M\) and radius \(R\). The radius of the orbit can be taken to be \(R\) it self. Then the ratio of the speed of this body in the orbit to the escape velocity from the planet isJEE Mains 2020 Medium
- Let \(\mathrm{A}=\{\mathrm{n} \in[100,700] \cap \mathrm{N}: \mathrm{n}\) is neither a multiple of \(3\) nor a multiple of 4\(\}\). Then the number of elements in \(\mathrm{A}\) isJEE Mains 2024 Medium
- Electric field in a certain region is given by \(\overrightarrow{ E }=\left(\frac{ A }{ x ^2} \hat{ i }+\frac{ B }{ y ^3} \hat{ j }\right)\). The \(SI\) unit of \(A\) and \(B\) areJEE Mains 2023 Medium
- The nature of oxides \(\mathrm{V}_{2} \mathrm{O}_{3}\) and \(\mathrm{CrO}\) is indexed as \('\mathrm{X}^{\prime}\) and \('\mathrm{Y}^{\prime}\) type respectively. The correct set of \(\mathrm{X}\) and \(\mathrm{Y}\) is:JEE Mains 2021 Medium