Download App

Organic Chemistry: Some Basic Principles and Techniques — Chemistry STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceChemistryOrganic Chemistry: Some Basic Principles and Techniques2 Marks
Question
The following organic compounds are popularly known by their common names:
  1. Neo-Pentane.
  2. Acetone.
  3. Vinyl-Chloride.
  4. Tert-Amyl alcohol.
  5. Iso-Butyl bromide.
  6. Allyl alcohol.
  7. Formaldehyde.
  8. Glycerol.
Write the structral formulas and IUPAC names.
✓

Answer

  1. $ \ \ \ \ \ \ \ \ \ \ \ \ \ \text{CH}_3\\ \ \ \ \ \ \ \ \ \ \ \ \ \ \ |\\\stackrel{{ \ \ \ \ \ \ \ 3} }{\text{H}_3\hbox{C}}-\stackrel{{2} }{\hbox{C}}-\stackrel{{1} \ \ \ \ \ \ }{\hbox{CH}_3}\\ \ \ \ \ \ \ \ \ \ \ \ \ \ \ |\\ \ \ \ \ \ \ \ \ \ \ \ \ \ \text{CH}_3\\ \ \ \ \ _{2,2-\text{Dimethylpropane}}$
  2. $ \ \ \ \ \ \ \ \ \ \ \ \ \ \text{O}\\ \ \ \ \ \ \ \ \ \ \ \ \ \ \|\\\stackrel{{3} \ \ \ \ }{\hbox{CH}_3}-\stackrel{{2} }{\hbox{C}}-\text{CH}_3\\ \ \ \ \ _{\text{Propan-2-one}}$
  3. $ \ \ \ \ \ \ \ \ \text{H}\ \ \ \ \ \text{Cl}\\ \ \ \ \ \ \ \ \ \ |\ \ \ \ \ \ \ |\\\text{H}-\text{C}=\text{C}-\text{H}\\\stackrel{\ \ \ \ \ \ \ 2 \ \ \ \ \ \ \ \ 1 }{\hbox{Chloroethene}}$
  4. $ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \text{CH}_3\\ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ |\\\stackrel{{4} \ \ \ \ \ \ }{\hbox{CH}_3}-\stackrel{{3} \ \ \ \ \ \ }{\hbox{CH}_2}-\stackrel{{2} }{\hbox{C}}-\stackrel{{1} \ \ \ \ \ }{\hbox{CH}_3}\\ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ |\\ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \text{OH}\\ \ \ \ \ \ \ \ \ \ \ \ _{2-\text{Methylbutan-2-ol}}$
  5. $\text{Br}-\stackrel{{1} \ \ \ \ \ }{\hbox{CH}_2}-\stackrel{{2} \ \ \ \ }{\hbox{CH}}-\text{CH}_3\\ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ |\\ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \text{CH}_3\\_{1-\text{Bromo-2-methylpropane}}$
  6. $$$\stackrel{{ \ \ \ \ \ \ \ 3} }{\text{H}_2\hbox{C}}=\stackrel{{2 \ \ \ } }{\hbox{CH}}\stackrel{{1} \ \ \ \ \ }{\hbox{CH}_2}\text{OH}\\ \ \ \ \ \ _{\text{Prop-2-en-1-ol}}$
  7. $ \ \ \ \ \ \ \ \ \text{O}\\ \ \ \ \ \ \ \ \ \|\\\text{H}-\text{C}-\text{H}\\ \ \ \ _{\text{Methanal}}$
  8. $\text{CH}_2-\text{CH}-\text{CH}_2\\ \ | \ \ \ \ \ \ \ \ \ \ \ | \ \ \ \ \ \ \ \ \ \ |\\ \text{OH} \ \ \ \ \ \ \text{OH} \ \ \ \ \ \text{OH}\\ \ \ \ _{\text{Propane-1,2,3-trial}}$

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

Explore more

More "2 Marks Questions" from Organic Chemistry: Some Basic Principles and Techniques→Organic Chemistry: Some Basic Principles and Techniques — all question types→Chemistry STD 11 Science question papers→Gujarat Board STD 11 Science question papers→Gujarat Board question paper generator→

Similar questions

What could be temperature $15^{\circ} \mathrm{C}$ or $100^{\circ} \mathrm{C}$ for $\mathrm{K}_{\mathrm{w}}=7.5 \times 10^{-14}$. What happens to ionic product if some acid is added to it?
→
Fe decomposes steam while Cu does not, why?
→
Heat of hydration of $\mathrm{Na}+($ size 102 pm$)=-397 \mathrm{~kJ} \mathrm{~mol}^{-1}$ whereas $\mathrm{Ca}^{2+}($ size 100 pm$)=-1656 \mathrm{kj} \mathrm{~mol}^{-1}$ Explain the difference.
→
What is the hybrid state of each carbon in the following molecules?
  1. $\text{CH}_2=\text{C}=\text{CH}_2$
  2. $\text{CH}_3\text{CH}=\text{CH}_2$
  3. $\text{CH}_3\text{CHO}$
  4. $\text{CH}_3\text{CH}_2\text{OH}$
  5. $\text{CH}_3\text{COOH}$
→
(a) How will you obtain Gamaxene from benzene.
(b) Name any two carcinogenic hydrocarbons.
→
Define the term entropy. Write its unit. How does entropy of a system change on increasing temperature?
→
Give correct reason for the following:
  1. $\text{BF}_3$ has a zero dipole moment although the $\text{B}-\text{F}$ bonds are polar.
  2. All carbon to oxygen bonds in $\text{CO}^{2-}_3$ are equivalent.
→
Calculate the number of sigma and $\pi-$electrons in 0.1mole of vinyl cyanide
$(\text{CH}_2=\text{CH}-\text{C}\equiv\text{N}).$
→
The concentration of hydrogen ion in a sample of soft drink is: $3.8\times10^{-3}\text{M}.$What is its $\text{pH}(\log 3.8 = 0.58).$
→
The velocity associated with a proton moving in a potential difference of 1000 V is $4.37 \times 10^5 \mathrm{~ms}^{-1}$. If the hockey ball of mass 0.1 kg is moving with this velocity, calcualte the wavelength associated with this velocity.
→