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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
Given below are quantities named A,B and C. Based on the given information, you have to determine the relation between the quantities. You should use the given data and your knowledge of mathematics to choose among the possible answer. Akash’s present age is six years less than Badshah’s age after nine years. The ratio of present age of Badshahand RAFTAAR is 5:9. Raftaar is 21 years younger than Denny and Denny is three years older than Honey. Square of the Honey’s present age is 1350 more than 15 times of Honey’s present age? Quantity A: What is the difference between AKASH’s present age and HONEY’s age after 16 years? Quantity B: After 6 years Mankirat’s age is twice that of Akash’s present age. Diljeet’s present age is 3.5 times of 25% of sum of present age of Mankirat and A. What is the present age of Diljeet? Quantity C: Twice of A’s present age is eight years more than that of Babbu’spresent age, then find the Babbu’s present age?
The aldehydes which will not form Grignard product with one equivalent Grignard reagents are a)    b)    c)    d) 
Which of the following aldehydes can produce 1o alcohols when treated with Grignard reagent?
How can we prepare RR’ R” OH by the action of excess of a suitable Grignard reagent on which of the following reactants?
Which of the following statements about Grignard reagent is false?
A Grignard’s reagent may be made by reacting magnesium with which of the following compound?
Which of the following compound gives a ketone with Grignard reagent?
Which of the following cannot be used in formation of benzaldehyde by Grignard reagent?
Chemical name of Grignard reagent is