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Which of the following reagent can’t be used as the reagent in the dealkylation of alkylpyridines in the pyridine synthesis?
Which of the following reagent can be used to carry out this synthesis of glycol?
A candidate takes a test and attempts all the 100 questions in it. While any correct answer fetches 1 mark, the wrong answers are penalised as follows; one-tenth of the questions carry 1/10 negative marks each, one-fifth of the questions carry 1/5 negative marks each and the rest of the questions carry 1⁄2 a negative mark each. Unattempted questions carry no marks. What is the difference between the maximum and the minimum marks that he can score? 
The addition of two binary variables A and B results in a SUM and a CARRY output. Consider the following expressions for SUM and CARRY outputs. (a) SUM \( = A \cdot B + \;\overline {AB} \) (b) SUM = A⋅B̅ + A̅ ⋅ B (c) CARRY = A⋅B (d) CARRY = A + B Which of the following expressions are correct?
In the question below, are given a statement followed by three courses of actions numbered I, II and III. On the basis of the information given, you have to assume everything in the statement to be true, and then decide which of the suggested courses of action logically follow(s) for pursuing. Statement: Soon you would not need to carry original copies of all vehicle papers like driving licence, vehicle registration certificate, insurance, pollution certificate or the permits issued to commercial vehicles with you. According to a ToI report, the Centre plans to amend Motor Vehicles Rules to make it legal for any citizen to carry digital vehicle documents and simultaneously making it compulsory for traffic police to accept digital version of documents. This means that you would not have to carry physical papers in your vehicle as digital copies of the certificates would be valid.  Courses of action: I. The ministry has proposed installation of FASTags on the front windscreens. FASTag is a device that uses radio frequency identification (RFID) technology for making toll payments directly from the user account.  II. To avail the facility, one has to store all the vehicle documents on the government's cloud-based service DigiLocker and when asked he/she can simply display the stored certificates on a smartphone or any other digital devices. These digital copies can be shared with other departments as identity and address proof.  III. The government has increased the maximum load carrying capacity of heavy vehicles, including trucks, by 20-25 per cent besides scrapping the mandatory annual renewal of fitness certificates for freight carriers. Fitness certificates for trucks would now be renewed in every two years not annually.  Which of the following course/courses of action can be said to be said to be a rudimentary course/courses of action?
The most suitable reagent combination to bring out the following transformation
Basics of Organic Reaction Mechanism mcq question image
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Match the type of reagent used in floatation in Group 1 with reagent in Group 2.
Aniline and N-methylaniline can be distinguished by using the - (I) Tollen's reagent (II) Hinsberg reagent (III) Carbylamine test (IV) Mulliken Test
In the synthesis of pyridine by Chichibabin synthesis, synthesis of acroloien is done which method?
Which of the following statements is incorrect regarding preparation of alcohols? give primary alcohol and secondary alcohol respectively b) Ketones on reaction with Grignard’s reagent gives tertiary alcohol c) Aldehydes on reaction with Grignard’s reagent gives primary or secondary alcohol d) Alkyl halides on reaction alcoholic potash gives alcohol