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Integer Answer Type Questions for JEE: Haloalkanes & Haloarenes | Chapter-wise Tests for JEE Main & Advanced PDF Download

Q.1. 1,2-dibromopropane on treatment with X moles of NaNH2 followed by treatment with ethyl bromide gave a Pentyne, the value of X is

Ans3
Integer Answer Type Questions for JEE: Haloalkanes & Haloarenes | Chapter-wise Tests for JEE Main & Advanced


Q.2.
Integer Answer Type Questions for JEE: Haloalkanes & Haloarenes | Chapter-wise Tests for JEE Main & Advanced

With excess NaI, how many halogens in the given compound can be substituted (SN) with reasonable speed.

Ans. 3
Halogens attached to sp2 hybridized carbon cannot undergo Nucleophilic substitution easily. Even the bridge-head halogen cannot be substituted.


Q.3. Perchloroethane is C2Clx where x is ______

Ans. 6
Hexachloroethane, also known as perchloroethane (PCA), C2Cl6, is a white crystalline solid at room temperature with a camphor-like odor. It has been used by the military in smoke compositions, such as base-eject smoke munitions.
Integer Answer Type Questions for JEE: Haloalkanes & Haloarenes | Chapter-wise Tests for JEE Main & Advanced


Q.4. A polyhydric alcohol is benzoylated using benzoyl chloride in the presence of NaOH to give benzoyl derivative of mol. Mass 404.  What is the number of –OH groups in this alcohol?

Ans. 3
Integer Answer Type Questions for JEE: Haloalkanes & Haloarenes | Chapter-wise Tests for JEE Main & Advanced
i.e. H (Mol. Wt. = 1) is replaced by Integer Answer Type Questions for JEE: Haloalkanes & Haloarenes | Chapter-wise Tests for JEE Main & Advanced group (mol. Wt.
= 105) i.e., there is ncreases to 104 in mol. Wt. per OH group.
∴ No. of OH groups
Integer Answer Type Questions for JEE: Haloalkanes & Haloarenes | Chapter-wise Tests for JEE Main & Advanced


Q.5. The number of different types of alkene obtained by the reaction of 2-Bromobutane with C2H5O Na in presence of C2H5OH  is.

Ans. 2
Integer Answer Type Questions for JEE: Haloalkanes & Haloarenes | Chapter-wise Tests for JEE Main & Advanced


Q.6. How many number of product are possible for the following reaction?
Integer Answer Type Questions for JEE: Haloalkanes & Haloarenes | Chapter-wise Tests for JEE Main & Advanced

Ans. 3
Integer Answer Type Questions for JEE: Haloalkanes & Haloarenes | Chapter-wise Tests for JEE Main & Advanced


Q.7.
Integer Answer Type Questions for JEE: Haloalkanes & Haloarenes | Chapter-wise Tests for JEE Main & Advanced

With excess NaI, how many halogens in the given compound can be substituted (SN) with resonable speed.

Ans. 3
Halogens attached to sp2 hybridised carbon cannot undergo nucleophilic substitution. Even the bridge-head halogen cannot be substituted.


Q.8. In the following reaction, how many carbon atom are present in X compound,
Integer Answer Type Questions for JEE: Haloalkanes & Haloarenes | Chapter-wise Tests for JEE Main & Advanced

Ans. 6
Integer Answer Type Questions for JEE: Haloalkanes & Haloarenes | Chapter-wise Tests for JEE Main & Advanced


Q.9. In the following reaction sequence, how many carbon atom are present in z compound,
Integer Answer Type Questions for JEE: Haloalkanes & Haloarenes | Chapter-wise Tests for JEE Main & Advanced

Ans. 6
Integer Answer Type Questions for JEE: Haloalkanes & Haloarenes | Chapter-wise Tests for JEE Main & Advanced


Q.10. The number of substitution products formed when metabromo anisole is treated with KNH2/ NH3.

Ans. 3
Integer Answer Type Questions for JEE: Haloalkanes & Haloarenes | Chapter-wise Tests for JEE Main & Advanced

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