Recent questions tagged chemistry

Aniline is treated with $NaNO_2$ and $HCl$ at $0^{\circ} C$, the product formed is

asked Sep 11, 2013 by meena.p

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Which one of the following series of lines is found in the UV region of atomic spectrum of hydrogen?

asked Sep 11, 2013 by meena.p

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A ratio isotope has a half life 10 days. If today there is 125 g of it left, what was its weight 40 days earlier?

asked Sep 11, 2013 by meena.p

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When $4p$ orbital in any atom is filled completely, the next electron goes in

asked Sep 11, 2013 by meena.p

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An organic compound has an empirical formula $CH_2O$. Its vapour density is 45. The molecular formula of compound is :

asked Sep 11, 2013 by meena.p

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Which of the gases contain the same number of molecules as that of $16\; g$ oxygen ?

asked Sep 11, 2013 by meena.p

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Refer to the below image :

asked Sep 5, 2013 by sreemathi.v

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Refer to the below equation :

asked Sep 5, 2013 by sreemathi.v

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Choose the correct comparison of reactivity of molecules in E2 elimination reaction

asked Sep 5, 2013 by sreemathi.v

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Look at the following reaction and select the correct statement

asked Sep 5, 2013 by sreemathi.v

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Mark out the correct comparison of the rates of solvolysis reaction

asked Sep 4, 2013 by sreemathi.v

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Refer to the below equation :

asked Sep 4, 2013 by sreemathi.v

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Choose the correct answer

asked Sep 4, 2013 by sreemathi.v

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Predict the product

asked Sep 4, 2013 by sreemathi.v

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n-propyl bromide would give SN2 reaction under which of the following condition?

asked Sep 4, 2013 by sreemathi.v

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In which of the following reaction product formation by Hoffman’s rule?

asked Sep 4, 2013 by sreemathi.v

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Which of the following is best choice of reagents for the electrophilic iodination of an aromatic ring?

asked Sep 4, 2013 by sreemathi.v

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An acetolysis of reaction takes place as follows

asked Sep 4, 2013 by sreemathi.v

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The most probable product in the following reaction will be

asked Sep 4, 2013 by sreemathi.v

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Refer to the below equation :

asked Sep 3, 2013 by sreemathi.v

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The most probable product in the following reaction is

asked Sep 3, 2013 by sreemathi.v

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An SN2 reaction in an asymmetric carbon of a compound always give

asked Sep 3, 2013 by sreemathi.v

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Arrange the following nucleophiles in the order of the nucleophilicity in protic solvents $SH^-,OAC^-,PHO^-,OH^-,H_2O$

asked Sep 3, 2013 by sreemathi.v

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Arrange the following in decreasing order of $SN_1$ reactivity

asked Sep 3, 2013 by sreemathi.v

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Refer to the below equation :

asked Sep 3, 2013 by sreemathi.v

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Which of the following statements correctly describes E1 reaction of alkyl halide?

asked Sep 3, 2013 by sreemathi.v

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Which of the following compounds undergoes solvolysis in aquoes ethanol most rapidly?

asked Aug 26, 2013 by sreemathi.v

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What is the product of the following reaction :

asked Aug 26, 2013 by sreemathi.v

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Refer to the below equation :

asked Aug 26, 2013 by sreemathi.v

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When O-Flurotoluene is treated with sodium amide the product is

asked Aug 26, 2013 by sreemathi.v

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Refer to the below image :

asked Aug 26, 2013 by sreemathi.v

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