Download App

PART - 2 CH - 9 Hydrocarbons — Chemistry STD 11 Science — Question

Rajasthan BoardEnglish MediumSTD 11 ScienceChemistryPART - 2 CH - 9 Hydrocarbons5 Marks
Question
Explain various methods to form alkene.
✓

Answer

SELF

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 "5 Marks Questions" from PART - 2 CH - 9 Hydrocarbons→PART - 2 CH - 9 Hydrocarbons — all question types→Chemistry STD 11 Science question papers→Rajasthan Board STD 11 Science question papers→Rajasthan Board question paper generator→

Similar questions

Define atomic weight, molecular weight and equivalent weight and explain them.
→
1. Write all structural isomers of molecular formula $C _3 H _6 O$
2. Write resonance structures of $CH _3 COO ^{-}$and show the movement of electrons by curved arrows.
→
Match the species in Column I with the type of hybrid orbitals in Column II.
 
Column I
 
Column II
i.
 Tetrahedral
a.
 sp2
ii.
 Trigonal
b.
 sp
iii.
 Linear
c.
 sp3
→
Which important property did Mendeleev use to classify the elements in his periodictable and did he stick to that?
→
Enthalpies of formation of CO(g), CO2(g), N2O(g) and N2O4(g) are –110, – 393, 81 and 9.7kJ mol–1 respectively. Find the value of $\Delta\text{rH}$ for the reaction:

$\text{N}_2\text{O}_4(\text{g}) +3\text{CO} (\text{g})\xrightarrow{ \ \ \ \ \ \ } \text{N}_2\text{O}(\text{g}) + 3\text{CO}_2(\text{g})$

→
Write the general outer electronic configuration of s-, p-, d- and f- block elements.
→
A sparingly soluble salt gets precipitated only when the product of the concentration of its ions in the solution $\left( Q _{ sp }\right)$ becomes greater than its solubility product. If the solubility of $BaSO _4$ in water is $8 \times 10^{-4} mol dm ^{-3}$, calculate its solubility in $0.01 mol dm ^{-3}$ of $H _2 SO _4$.
→
  1. Write two important differences between inductive effect and resonance effect.
  2. Give reasons to explain the following observations:
  1. Carbon atom number 2 in CH3CH2Cl has more positive charge than that in CH3-CH2-Br.
  2. CH3-CH=CH-CH=CH2(I) is more stable than CH3-CH=CH-CH2-CH=CH2(II)
→
Define following.
(i) Molarity
(ii) Molality
(iii) Normality
(iv) Formality
→
  1. Which of the following are Lewis acids?

$\text{H}_2\text{O},\text{BF}_3,\text{H}^+$ and $\text{NH}^+_4$

  1. The pH of a sample of vinegar is 3.76. Calculate the concentration of hydrogen ion in it.
  2. What is common ion effect? Explain its application in qualitative analysis of II group radicals.
→