Haloalkanes and Haloarenes is an important topic in the Chemistry section in VITEEE exam. Practising this topic will increase your score overall and make your conceptual grip on VITEEE exam stronger.
This article gives you a full set of VITEEE PYQs for Haloalkanes and Haloarenes with explanations for effective preparation. Practice of VITEEE Chemistry PYQs including Haloalkanes and Haloarenes questions regularly will improve accuracy, speed, and confidence in the VITEEE 2026 exam.
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VITEEE PYQs for Haloalkanes and Haloarenes with Solutions
1.
Heroin is a derivative of:- Cocaine
- Morphine
- Caffeine
- Nicotine
2.
An alkene having molecular formula \( {C}_7{H}_{14} \) was subjected to ozonolysis in the presence of zinc dust. An equimolar amount of the following two compounds was obtained. The IUPAC name of the alkene is:
- 3,4-dimethyl-3-pentene
- 3,4-dimethyl-2-pentene
- 2,3-dimethyl-3-pentene
- 2,3-dimethyl-2-pentene
3.
Which property of white phosphorus is common to red phosphorus?- It burns when heated in air.
- It reacts with hot caustic soda solution to give phosphine.
- It shows chemiluminescence.
- It is soluble in carbon disulphide.
4.
\( P_A \) and \( P_B \) are the vapor pressures of pure liquid components A and B, respectively, in an ideal binary solution. If \( X_A \) represents the mole fraction of component A, the total pressure of the solution will be:- \( P_A + X_A (P_B - P_A) \)
- \( P_B + X_A (P_B - P_A) \)
- \( P_A + X_A (P_A - P_B) \)
- \( P_B + X_A (P_A - P_B) \)
5.
In a reaction, the threshold energy is equal to:- Activation energy + normal energy of reactants
- Activation energy - normal energy of reactants
- Normal energy of reactants - activation energy
- Average kinetic energy of molecules of reactants
6.
Indicate the complex ion which shows geometrical isomerism.- \([Cr(H_2O)_4Cl_2]^+\)
- \([Pt(NH_3)_3Cl]_2^-\)
- \([Co(NH_3)_6]^{3+}\)
- \([Co(CN)(NC)]^{3-}\)
7.
\( XeO_4 \) molecule is tetrahedral having:- Two \( p\pi - d\pi \) bonds
- One \( p\pi - d\pi \) bond
- Four \( p\pi - d\pi \) bonds
- Three \( p\pi - d\pi \) bonds
8.
Which of the following is a non-reducing sugar?- Lactose
- Fructose
- Sucrose
- Maltose
9.
2-Pentene contains:- 15 \( \sigma \)- and one \( \pi \)-bond
- 14 \( \sigma \)- and one \( \pi \)-bond
- 15 \( \sigma \)- and two \( \pi \)-bonds
- 14 \( \sigma \)- and two \( \pi \)-bonds
10.
Which of the following is not present in a nucleotide?- Guanine
- Cytosine
- Adenine
- Tyrosine
11.
A catalyst is a substance which:- is always in the same phase as in the reaction
- alters the equilibrium in a reaction
- does not participate in the reaction but alters the rate of reaction
- participates in the reaction and provides an easier pathway for the same
12.
What is the correct order of reactivity of alcohols in the following reaction?
$$ R - OH + HCl \rightarrow R - Cl + H_2O $$- \( 1^\circ>2^\circ>3^\circ \)
- \( 3^\circ>2^\circ>1^\circ \)
- \( 1^\circ<2^\circ<3^\circ \)
- \( 3^\circ>1^\circ>2^\circ \)
13.
The IUPAC name of the following compound is:
- \( {(E)-2-hepten-4-yne} \)
- \( {(Z)-5-hepten-3-yne} \)
- \( {(E)-5-hepten-3-yne} \)
- \( {(Z)-2-hepten-4-yne} \)
14.
The Allyl cyanide molecule contains:- 9 sigma bonds, 4 pi bonds, and no lone pair
- 9 sigma bonds, 3 pi bonds, and one lone pair
- 8 sigma bonds, 5 pi bonds, and one lone pair
- 8 sigma bonds, 3 pi bonds, and two lone pairs
15.
Sucrose, which is dextrorotatory in nature, after hydrolysis gives glucose and fructose, among which:
(i) Glucose is laevorotatory and fructose is dextrorotatory.
(ii) Glucose is dextrorotatory and fructose is laevorotatory.
(iii) The mixture is laevorotatory.
(iv) Both are dextrorotatory.
- (i) and (iii)
- (iii) and (iv)
- (ii) and (iii)
- (iii) only
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