ß-carotene precursor is an antioxidant and a to vitamin A found in carrots and other brightly colored foods. How many π bonds are present in the structure of ß-carotene shown? شيخ -CH₂ CH₂ CH₂ H₂Q H₂C- CH₂

Q: H₂N O atom 1 CH3 atom 2 02 isoxazole ring Assuming the heterocyclic ring above to be planar: Give…

A: For the given structure, we have to calculate the number of electrons contributed to the pi system…

Q: gu configura an S configuratic has an S configuration, r hat are the configurations around the CH3 d…

A: We have to tell that what E/Z configuration given compounds are exhibiting

Q: Convert the following fisher projection to a bond line structure, showing stereochemistry

A: we have to draw the bond line structure of the given molecule

Q: Rank the following groups in order of decreasing priority. −H, −CH3, −Cl, −CH2Cl

A: Given: – H, – CH3, – Cl, – CH2CI

Q: Use bond-dissociation enthalpies (pg 167 of text) to calculate the DHo for each of the following…

A:

Q: Draw the products of these reactions O OH Cl₂/AICI 3

A:

Q: Draw a bond-line structure for the following compound: CH3 H CH₂ Use stereochemistry in your answer.

A: In an organic molecule when bond between two atoms is represented by a line, the structure is known…

Q: Which structure that matches the condensed formula: CH3CCCCCHCHCOCCH A B Ме. Me, Ме C A В Question…

A:

Q: Draw the skeletal structure of the predicted product.  It's a bit hard to read in the left corner.…

A: The skeletal structure of C3H7BrO is given below.

Q: sex pheromone secreted by the female silkworm moth has the formula C16H28O and the systematic name…

A:

Q: MeO.5 4 NH2 HO20

A:

Q: What is the line bond drawing of Allene? C3H4

A: Allenes are having cumulative double bond. i.e  immidiate double bond

Q: CH3 CH3 How many allylic hydrogens are in this molecule?

A: The number of allylic hydrogen are:

Q: How do I draw a fill in the zigzag structural form from the given Newman projection?

A: Stereochemistry is branch of chemistry in which we deal with three dimensional arrangement of atoms…

Q: Give the systematic (IUPAC) names for these molecules. H3C-CH- O–CH2–CH3

A: We need to write the IUPAC name of the given compound. Here we have F and COO as functional groups…

Q: What is the following compound's systematic name?

A:

Q: skeletal line bond drawing of C6H5CO2H with an aromatic 6 membered ring

A: We have been asked to draw the structure of C6H5COOH.We can easily draw it's structure with the…

Q: Are the hydroxyl groups on rings A, B, and C axial or equatorial to their respective rings?

A: The hydroxyl group present on Ring A in Cholic acid is at equatorial position.

Q: The hydrocarbon whose formula is shown was subjected to complete hydrogenation. Use the given data…

A: The objective of the question is to determine the number of rings and pi bonds in the reactant…

Q: Which of the species contains an bond? O3 HCN H2O

A: Note: According to our guidelines we are supposed to answer only one question.  Kindly repost other…

Q: Highlight the substituent bonds that are axial in red and those that are equatorial in blue. H₂C-…

A:

Q: N CH3 CH3

A: Chemical formula: It tells about the chemical proportions of atoms that constitute a particular…

Q: 3 In this alkene, highlight the sp -hybridized carbons in red and the sp -hybridized carbons in…

A:

Q: В D E

A: from the given compound, only one compound is aromatic which is compound A.

Q: The Wittig reaction is used to form a carbon-carbon triple bond. True or false

A: Given, The Wittig reaction is used to form a carbon-carbon triple bond. True False Note:  Alkanes…

Q: Naproxen (shown below) is an over-the-counter pain reliever. It is the active ingredient in Aleve.…

A:

Q: In this alkene, highlight the sp-hybridized carbons in red and the sp -hybridized carbons in blue. X

A:

Q: Which alkene below has the most stable carbon-carbon double bond?

A: The stability of alkene depends on the number of alkyl groups attached to the carbon atom of the…

Q: An example of a conjugated system is two positively charged carbons separated by one single bond one…

A: Conjugated system :- A conjugated system is a system of connected p orbitals with delocalized…

Q: ∆H° values obtained for a series of similar reactions are one set of experimental data used to…

A: Cis-but-2-ene is more stable than the but-1-ene.

Q: Identify the stereochemical configuration of this compound. SH CH3 R Os

A: In order to assign R and S configuration, we need to number the atoms connected to chiral center…

Q: Squalene, a hydrocarbon with molecular formula C30H50, is obtained from shark liver. (Squalus is…

A: Squalene has formula C30H50 It is a natural organic compound originally obtained for commercial…

Alkynes

Alkynes are organic compounds that contain at least one triple bond between carbon-carbon atoms. They are a series of unsaturated compounds with a general molecular formula, CnH2n-2.