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WBJEE: Important Questions and Preparation Tips for Alcohol

Jan 5, 2018 16:43 IST
    WBJEE 2018: Alcohol
    WBJEE 2018: Alcohol

    Find the notes for chapter Alcohol including all important topics like classification of alcohol, physical properties of alcohol, chemical properties of alcohol, mechanism of dehydration etc. for coming WBJEE entrance examination 2018. Every year students get 1-2 questions from this chapter in the examination.

    These chapter notes are prepared by Subject Experts of Chemistry after analyzing the pattern and difficulty level of few last years' papers of WBJEE examination.

    In these notes, we have tried to include all important concepts, chemical formulae and some solved questions which will help aspirants in their preparation. Also, the mechanisms of all the reactions are explained in a very clear manner.

    These notes contain the crux of the chapter Alcohol. These notes can be used for quick revision just before few days of the examination. It will help aspirants to save their precious time.

    About the Exam:

    West Bengal Joint Entrance Examination (WBJEE) is a state level common entrance test organized by West Bengal Joint Entrance Examinations Board for admission to the Undergraduate Level Engineering and Medical Courses through a common entrance test in the State of West Bengal.

    WBJEE: Important Questions and Preparation Tips – Solutions

    Important Concepts:

    WBJEE Alcohols Concepts 1

    WBJEE Alcohols Concepts 2

    WBJEE Alcohols Concepts 3

    WBJEE: Important Questions and Preparation Tips – States of Matter

    Some solved questions are given below:

    Question 1:

    WBJEE Alcohol Question 1

    Solution 1:

    WBJEE Alcohol Solution 1

    Hence, the correct option is (d).

    WBJEE: Important Questions and Preparation Tips – Electrochemistry

    Question 2:

    WBJEE Alcohol Question 2

    Solution 2:

    WBJEE Alcohol Solution 2

    WBJEE: Important Questions and Preparation Tips – Basic Concepts of Chemistry

    Question 3:

    Which of the following compounds would not react with Lucas reagent at room temperature?

    (a)  H2C=CHCH2OH

    (b) C6H5CH2OH

    (c)  CH3CH2CH2OH

    (d) (CH3)3COH

    Solution 3:

    Lucas' reagent is a solution of anhydrous zinc chloride in concentrated hydrochloric acid. The reaction is a substitution in which the chloride replaces a hydroxyl group. Since, CH3 CH2CH2OH does not undergo SN1 or SNat room temperature so, this compound will not react with Lucas reagent at room temperature.

    Hence, the correct option is (c).

    WBJEE: Important Questions and Preparation Tips – Atomic Structure

    Question 4:

    WBJEE Alcohol Question 4

    Solution 4:

    WBJEE Alcohol Solution 4

    Hence, the correct option is (A).

    WBJEE 2018: Notification, Application, Dates, Eligibility, Exam Pattern, Syllabus

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