The presence of primary amine can be confirmed by its reaction with:

The presence of primary amine can be confirmed by its reaction with:
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The presence of primary amine can be confirmed by its reaction with: A. `HNO_(2)` B. `CHCI_(3) +NaOH` C. `CS_(2)` and `HgCI_(2)` D. `H_(2)SO_(4)`
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When an primary aromatic amine is treated with `NaNO_(2)+HCI` at `0^(@)-5^(@)C`, a diazonium salt is formed and the reaction is called diazo reaction.

Description : When an primary aromatic amine is treated with `NaNO_(2)+HCI` at `0^(@)-5^(@)C`, a diazonium salt is formed and the reaction is called diazo reaction.

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When an primary aromatic amine is treated with `NaNO_(2)+HCI` at `0^(@)-5^(@)C`, a diazonium salt is formed and the reaction is called diazo reaction.

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When an primary aromatic amine is treated with `NaNO_(2)+HCI` at `0^(@)-5^(@)C`, a diazonium salt is formed and the reaction is called diazo reaction.

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The conversion of an amide by reaction `NaOH` and `Br_(2)` to primary amine that has one carbon than the strating amide is known as Hofmann-Bromoamide

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The conversion of an amide by reaction `NaOH` and `Br_(2)` to primary amine that has one carbon than the strating amide is known as Hofmann-Bromoamide

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The conversion of an amide by reaction `NaOH` and `Br_(2)` to primary amine that has one carbon than the strating amide is known as Hofmann-Bromoamide

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Preparation of a diazonium salt from a primary aromatic amine is known as : (a) Coupling reaction (b) Sandmeyer reaction (c) Diazotization (d) Corey-House synthesis

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The substance that gives a primary amine on hydrolysis is

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Hofmann rearrangement In the Hofmann rearrangement an unsubstituted amide is treated with sodium hydroxide and bromide to give a primary amine that ha

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Give 3 methods to distinguish primary amine from secondary and tertiary.

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Which of the following statements is false about aniline? (a) It is a primary aromatic amine. (b) It is a weak base which forms salts with acids. (c) It liberates nitrogen on treatment with ice-cold nitrous acid. (d) It can be prepared by the reduction of nitrobenzene with tin and HCl

Description : Which of the following statements is false about aniline? (a) It is a primary aromatic amine. (b) It is a weak base which forms salts with acids. (c) It liberates nitrogen on treatment with ice-cold nitrous acid. (d) It can be prepared by the reduction of nitrobenzene with tin and HCl

Last Answer : It liberates nitrogen on treatment with ice-cold nitrous acid

A primary amine can be identified by using (a) HCl (b) CHCl3 (c) NaOH (d) CHCl3 + KOH

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Last Answer : CHCl3 + KOH

Which type of amine produces N2 when treated with HONO? (a) Primary (b) Secondary (c) Tertiary (d) Quaternary

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Carbylamine test involves heating a mixture of (a) alcoholic KOH, methyl iodide, and sodium metal (b) alcoholic KOH, methyl iodide, and primary amine (c) alcoholic KOH, chloroform, and primary amine (d) alcoholic KOH, methyl alcohol, and primary amine

Description : Carbylamine test involves heating a mixture of (a) alcoholic KOH, methyl iodide, and sodium metal (b) alcoholic KOH, methyl iodide, and primary amine (c) alcoholic KOH, chloroform, and primary amine (d) alcoholic KOH, methyl alcohol, and primary amine

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Description : What is carbil amine reaction ?

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In the hofmann-bromamide degradation reaction, the number of moles of NaOH and `Br_(2)` used per mole of amine produced are

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Of the following amines how many can give carbyl amine reaction?

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Optically active amine having molecular formula `C_(5)H_(13)N` on reaction with `NaNO_(2)+HCI` produces, `3^(@)` optically inative alcohol. Find out s

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How many confirmed botfly cases are there in Arizona?

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Description : Which of the following statements about septic shock are true? A. A circulating myocardial depressant factor may account for the cardiac dysfunction sometimes seen with shock due to sepsis or ... animal studies that demonstrate a significant improvement in survival with the use of such agents.

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AIDS disease is confirmed through which test?

Description : AIDS disease is confirmed through which test?

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An initial (first-time) audit requires more audit time to complete than a recurring audit. One of the reasons for this is that a. New auditors are usually assigned to an initial audit. b. A larger proportion of customer accounts receivable need to be confirmed on an initial audit. c. The client's business, industry, and internal control are unfamiliar to the auditor and need to be carefully studied. d. Predecessor auditors need to be consulted.

Description : An initial (first-time) audit requires more audit time to complete than a recurring audit. One of the reasons for this is that a. New auditors are usually assigned to an initial audit. b. A ... unfamiliar to the auditor and need to be carefully studied. d. Predecessor auditors need to be consulted.

Last Answer : The client's business, industry, and internal control are unfamiliar to the auditor and need to be carefully studied

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Description : How can the audit program best be described at the beginning of the audit process? a. Conclusive b. Confirmed c. Optional d. Temporary

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Description : If a case of smallpox is suspected, the nurse should a) Call the CDC Emergency Preparedness Office. Anyone suspecting a case of smallpox should call the CDC Emergency Preparedness Office ... very different from that of chickenpox. With chickenpox, lesions appear at different developmental stages.

Last Answer : a) Call the CDC Emergency Preparedness Office. Anyone suspecting a case of smallpox should call the CDC Emergency Preparedness Office at 770-488-7100. The CDC will respond by immmediate provision ... with negative pressure, and maintain thorough lists of all those who have contact with the patient.

If an exporter is doubtful about an issuing bank's ability to pay, he will expect a domestic bank to join the transaction in a _____ letter of credit. A. revolving B. irrevocable C. revocable D. unconfirmed E. confirmed

Description : If an exporter is doubtful about an issuing bank's ability to pay, he will expect a domestic bank to join the transaction in a _____ letter of credit. A. revolving B. irrevocable C. revocable D. unconfirmed E. confirmed

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Description : The term “RECLEARED” means that: a. Your last clearance is confirmed b. Your last clearance has been cancelled c. You may proceed as you please d. A change has been made to your last clearance and this new clearance supersedes your previous clearance

Last Answer : d. A change has been made to your last clearance and this new clearance supersedes your previous clearance

With reference to Traffic Collision Avoidance Systems: a. RAs may be disregarded only when the pilot visually identifies the potentially conflicting traffic and decides that no deviation is necessary and has the clearance confirmed by ATC b. RAs may be disregarded only when the pilot visually identifies the potentially conflicting traffic and decides that no deviation is necessary and has advised ATC of the other aircraft’s proximity c. RAs must never be disregarded d. RAs may be disregarded only when the pilot visually identifies the potentially conflicting traffic and decides that no deviation is necessary

Description : With reference to Traffic Collision Avoidance Systems: a. RAs may be disregarded only when the pilot visually identifies the potentially conflicting traffic and decides that no deviation ... pilot visually identifies the potentially conflicting traffic and decides that no deviation is necessary

Last Answer : d. RAs may be disregarded only when the pilot visually identifies the potentially conflicting traffic and decides that no deviation is necessary

The term “RECLEARED” means that: a. Your last clearance is confirmed b. Your last clearance has been cancelled c. You may proceed as you please d. A change has been made to your last clearance and this new clearance supersedes your previous clearance

Description : The term “RECLEARED” means that: a. Your last clearance is confirmed b. Your last clearance has been cancelled c. You may proceed as you please d. A change has been made to your last clearance and this new clearance supersedes your previous clearance

Last Answer : d. A change has been made to your last clearance and this new clearance supersedes your previous clearance

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Description : The diagnosis of pemphigus vulgaris is confirmed by: a. Tzanck cells. b. Test dose of corticosteroid. c. Test of anti body. d. Histological immunofluorescence. e. Serological test for auto antibody.

Last Answer : d. Histological immunofluorescence.

A patient has developed a sever chest pain and difficulties in breathing while in the dental chair. Your initial response is: a. Administer glycerine trinitrate and monitor patient in upright position. b. Patient has an acute episode of angina as demonstrated by curve in ECG c. No treatment is required until confirmed as MI by ECG d. Patient has myocardial infarction as confirmed by ECG

Description : A patient has developed a sever chest pain and difficulties in breathing while in the dental chair. Your initial response is: a. Administer glycerine trinitrate and monitor patient in upright ... required until confirmed as MI by ECG d. Patient has myocardial infarction as confirmed by ECG

Last Answer : a. Administer glycerine trinitrate and monitor patient in upright position.

The diagnosis of pemphigus vulgaris is confirmed by:** A. Tzanck cells B. Test dose of corticosteroid C. Test of anti body D. Histological immunofluorescence E. Serological test for auto antibody

Description : The diagnosis of pemphigus vulgaris is confirmed by:** A. Tzanck cells B. Test dose of corticosteroid C. Test of anti body D. Histological immunofluorescence E. Serological test for auto antibody

Last Answer : D. Histological immunofluorescence

A patient has developed a sever chest pain and difficulties in breathing while in the dental chair. Your initial response is: A. Administer glycerine trinitrate and monitor patient in upright position B. Patient has an acute episode of angina as demonstrated by curve in ECG C. No treatment is required until confirmed as MI by ECG D. Patient has myocardial infarction as confirmed by ECG

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Last Answer : A. Administer glycerine trinitrate and monitor patient in upright position

What is to be done with instruments after surgically treating a patient with confirmed diagnosis of hepatitis B,** A. Soak them in hypochlorite solution “Milton” B. Sterilize, scrub and sterilize C. Handle them with two pairs of household rubber gloves D. Scrub them with iodine surgical solution

Description : What is to be done with instruments after surgically treating a patient with confirmed diagnosis of hepatitis B,** A. Soak them in hypochlorite solution Milton B. Sterilize, scrub ... Handle them with two pairs of household rubber gloves D. Scrub them with iodine surgical solution

Last Answer : B. Sterilize, scrub and sterilize