MCQ
The $IUPAC$ name of  (figure) is
  • $2, 6-$ Dimethylhepta $-2, 5-$ dienoic acid
  • B
    $3, 7-$ Dimethylhepta $-2, 5-$ dienoic acid
  • C
    $1-$ Hydroxy $-2, 6-$ dimethylhepta $-2, 5-$ dienone
  • D
    none of these

Answer

Correct option: A.
$2, 6-$ Dimethylhepta $-2, 5-$ dienoic acid
a

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Similar questions

Which of the following complex compound exhibits geometrical isomerism ?
Consider the strong electrolytes $Z _{ m } X _{ n }, U _{ m } Y _{ p }$ and $V _{ m } X _{ n }$. Limiting molar conductivity $\left(\Lambda^0\right)$ of $U _{ m } Y _{ p }$ and $V _{ m } X _{ n }$ are $250$ and $440 S cm ^2 mol ^{-1}$, respectively. The value of $( m + n + p )$ is . . . . .Given:

$Ion$ $Z ^{ n +}$ $Z ^{ P +}$ $Z ^{ n +}$ $Z ^{ m +}$ $Z ^{ m +}$
$\lambda^0\left( S cm ^2 mol ^{-1}\right)$ $50.0$ $25.0$ $100.0$ $80.0$ $100.0$

$\lambda^0$ is the limiting molar conductivity of ions

The plot of molar conductivity $(4)$ of $Z _{ m } X _{ n } v s c ^{1 / 2}$ is given below.

$pH$  of a solution produced when an aqueous solution of $pH$ $6$  is mixed with an equal volume of an aqueous solution of $pH$ $3 $ is about
Which of the following contains a coordinate covalent bond
The correct statement/s about Hydrogen bonding is/are:

$A$. Hydrogen bonding exists when $\mathrm{H}$ is covalently bonded to the highly electro negative atom.

$B$. Intermolecular $\mathrm{H}$ bonding is present in o-nitro phenol

$C$. Intramolecular $\mathrm{H}$ bonding is present in $\mathrm{HF}$.

$D$. The magnitude of $\mathrm{H}$ bonding depends on the physical state of the compound.

$E$. H-bonding has powerful effect on the structure and properties of compounds.

Choose the correct answer from the options given below :

Given configuration are for element $X, Y$ and $Z$, configuration are ions of $X$
$X = (Ne)\, 3s^2\, 3p^5$
$Y = (Ne)\, 3s^2\, 3p^6$
$Z = (Ne)\, 3s^2\, 3p^4$
then.
The compound which has one isopropyl group is
Which of the comparison regarding $Zn,\,Cd,\,Hg$ is/are incorrect ?

$(I)$ $ZnCl_2$ is ionic whereas $CdCl_2$ and $HgCl_2$ are covalent

$(II)$ $Zn$ and $Cd$ dissolves in dilute acid $(HCl)$ liberating $H_2$ but $Hg$ can not

$(III)$ $Zn$ and $Cd$ forming with ppt. of $Zn(OH)_2$ and $Cd(OH)_2$ but $Hg$ forms coloured ppt. of

$(IV)$ all from $A_2^{2+}$ type ion

At $298\, K$ find out the $emf$ for the cell ............ $\mathrm{V}$

$Al_{(s)}\, | Al^{+3}\, (0.1\,M)||Fe^{+2}\, (0.001\,M)|Fe_{(s)}$

If $E_{A{l^{ + 3}}/Al}^o =  - 1.66\,V$ and $E_{Fe/F{e^{ + 2}}}^o =  + 0.44\,V$

Which is formed when benzene is heated with chlorine in the presence of sunlight