Nitrate is confirmed by ring test. The brown colour of the ring is due to formation of

1 Answer

Answer :

Nitrate is confirmed by ring test. The brown colour of the ring is due to formation of A. ferrous nitrite ... C. ferrous nitrate D. `FeSO_(4).NO_(2)`

Related questions

Description : Nitrate & Nitrite both give brown ring test, can be distinguish by -

Last Answer : Nitrate & Nitrite both give brown ring test, can be distinguish by - A. `HOSO_(2)NH_(2)` (Sulphonic acid) ... ("Million base") C. `FeSO_(4)` D. None

Description : The brown ring test for `NO_(2)^(-)` and `NO_(3)^(-)` is due to the formation of complex ion with formula `:`

Last Answer : The brown ring test for `NO_(2)^(-)` and `NO_(3)^(-)` is due to the formation of complex ion with formula `:` A. ... )` D. `[Fe(H_(2)O)(NO)_(5)]^(2+)`

Description : In the Borax bead test of `Co^(2+)`, the blue colour of bead is due to the formation of :

Last Answer : In the Borax bead test of `Co^(2+)`, the blue colour of bead is due to the formation of : A. `B_(2)O_(3)` B. ... B_(2)` C. `Co(BO_(2))_(2)` D. `Co O`

Description : A greenish grey layer seen at interface of yolk and egg white is due to the formation of: a. Ferrous nitrate b. Ferrous prusside c. Ferrous citrate d. Ferrous sulphide

Last Answer : d. Ferrous sulphide

Description : Is it possible to have a baby after eating MM kit ? After 1 day of eating MM kit, bleeding stopped and there was excess pain in the lower abdomen. I took painkillers and the pain did not subside ... Kit cause any problem for mother and baby. Please give me the correct answer I am under extra stress.

Last Answer : Usually when the fetal age is maximum 9 weeks or 63 days, it can be destroyed by using MM kit. But if it is more than that, abortion can no longer be done with MM kit It may be more or less , ... will not be harmed. There will be no problem in having a baby in the future or in the present baby.

Description : After ELISA positive test, AIDS is confirmed through

Last Answer : After ELISA positive test, AIDS is confirmed through A. Western blot analysis B. Dot blot ... C. Southern blot technique D. Northern blot technique

Description : AIDS disease is confirmed through which test?

Last Answer : Western blot test

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.

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

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.

Last Answer : Answer: AB DISCUSSION: Shock due to sepsis or SIRS frequently manifests as a hyperdynamic cardiovascular response, consisting of an elevated CI and a decreased SVR or SVRI. Occasionally, ... been encouraging thus far in human clinical trials, despite the promising results from many animal studies

Description : Reducing ability of carbohydrates is due to (A) Carboxyl group (B) Hydroxyl group (C) Enediol formation (D) Ring structure

Last Answer : A

Description : 10.(a) An ore on treatment with dilute hydrochloric acid produces brisk effervesces. What type of ore is this? What steps will be required to obtain metal from the enriched ore. , (b) ... in coin and colour of the solution ? Write balanced chemical equation of the reaction involved. -Chemistry

Last Answer : (a) Carbonate ore: (i) Calcination: Carbonate ore is heated in limited supply of air and oxide is obtained, e.g. (b) Copper, being more reactive than silver will displace silver from silver nitrate ... and there will be deposition of silver on copper coin. The colour of solution will turn to blue.

Description : An organic compound containing one oxygen gives red colour with cerric ammonium nitrate solution , decolourise alkaline `KMnO_(4)` , respond iodoform

Last Answer : An organic compound containing one oxygen gives red colour with cerric ammonium nitrate solution , decolourise alkaline ... underset(||)(O)-CH_(3)` D.

Description : The comple `[Fe(H_(2)O)_(6)NO]^(2+)` is formed in the brown ring test fro nitrates when freshly prepared `FesO_(4)` solution is added to aqueous solut

Last Answer : The comple `[Fe(H_(2)O)_(6)NO]^(2+)` is formed in the brown ring test fro nitrates when ... electrons is Fe. D. All the above are correct statement.

Description : The brown compound formed in the ring test for nitrates contains the ion

Last Answer : The brown compound formed in the ring test for nitrates contains the ion A. `[Fe(H_(2)O)_(5)NO]^(3+)` B. `[Fe( ... )NO]^(4+)` D. `[Fe(H_(2)O)_(5)NO]`

Description : Which statement(s) is /are correct about Brown ring test ?

Last Answer : Which statement(s) is /are correct about Brown ring test ? A. This test is given by `NO_(2)^(-) , ... D. Charge on NO in brown ring complex is `+1`.

Description : A solution of sodium thiosulphate on addition of few drops of ferric chloride gives violet colour due to the formation of

Last Answer : A solution of sodium thiosulphate on addition of few drops of ferric chloride gives violet colour due to the formation of ... `Fe_(2)(S_(2)O_(3))_(2)`

Description : The brownish colour of Brown Algae is  due to presence of ...... pigment?

Last Answer : Xanthophyll

Description : Light brown colour of faeces is due to : (a) Bile pigments (b) Bile salts (e) Bacteria (d) None

Last Answer : (a) Bile pigments

Description : (2) brown bottles stops the passage of light through it Explanation: Silver Nitrate is stored in dark bottles in a laboratory to prevent chemical reactions as it is sensitive to light. It reacts to light to produce silver metal.

Last Answer : In upper layer of atmosphere ozone is formed by - (1) the action of ultraviolet rays on oxygen (2) the combination of oxygen molecules (3) subjecting oxygen to high pressure (4) the action of nitrogen on oxygen in atmosphere

Description : Silver nitrate solution is kept in brown bottles in laboratory because (1) it reacts with ordinary white bottles (2) brown bottles stops the passage of light through it (3) brown bottles do not react with it (4) brown bottles react with it

Last Answer : brown bottles stops the passage of light through it

Description : So, will Kavanaugh be confirmed? What’s your bet?

Last Answer : Yes. Never underestimate the shamelessness of Republicans after what they did to Garland. Oh and by the way, let’s throw in there the shamelessness of their voters.

Description : Is it good or bad that Trump has confirmed he will not go after Hillary when he takes office?

Last Answer : Considering that she would have grounds for malicious prosecution, he is probably listening to a lawyer telling him to stop.

Description : Reports are indicating Osama Bin Laden has been confirmed dead...what are your reactions?

Last Answer : I’m happy. He was evil.

Description : How is typhoid confirmed? -Biology

Last Answer : answer:

Description : The organ which was considered vestigial till recently but now confirmed to be endorcine gland is

Last Answer : The organ which was considered vestigial till recently but now confirmed to be endorcine gland is A. Thymus B. Pancreas C. Pineal D. Pituitary

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

Last Answer : 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)`

Description : Why justify responses where child maltreatment or abuse is suspected or confirmed referring to current legislation and policies?

Last Answer : Need answer

Description : Why Assess strategies and methods that can be used to minimize the harm in children young people and their families where abuse is confirmed?

Last Answer : Need answer

Description : How many confirmed botfly cases are there in Arizona?

Last Answer : What is the answer ?

Description : Would schools be closed if there are confirmed cases of Coronavirus nearby?

Last Answer : yes schools would be cancelled since it will travel to kids to kids by sneezing or coughing

Description : Does Russia have confirmed cases of the Coronavirus?

Last Answer : Actually, yes. Although not many. As of March 25, 2020 (Today, also the day I'm writing this answer), Russia has 658 total cases of the Coronavirus, 2 deaths and 29 people who recovered from it ... future, feel free to type "Russia COVID-19 cases" into any search engine and find the correct answer.

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

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

Last Answer : Temporary

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.

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

Last Answer : E. confirmed

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

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

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

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.

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

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

Description : Which local anaesthetic agent is preferred for a confirmed hypersensitive patient: A. 3% prilocaine with felypressin B. Mepivacaine 3% without vasoconstrictor **

Last Answer : B. Mepivacaine 3% without vasoconstrictor **

Description : Diagnosis of oral candidiasis (candidosis) is BEST confirmed by: A. Microscopic examination of smears B. Biopsy C. Blood count D. Serological exam

Last Answer : A. Microscopic examination of smears

Description : cyst at the apex of an upper central incisor measuring 1 cm in diameter is visualized in radiograph and confirmed by aspiration biopsy; which method of treatment would you consider?** ... bone, followed by endodontic treatment. E. Routine orthograde endodontic treatment followed by observation.

Last Answer : D. Making a mucoperiosteal flap and removing the cyst through an opening made in the alveolar bone, followed by endodontic treatment.

Description : Research hypotheses are ______. a. Formulated prior to a review of the literature b. Statements of predicted relationships between variables c. Stated such that they can be confirmed or refuted d. b and c

Last Answer : d. b and c

Description : To provide mechanism to an incident to be detected and confirmed is purpose of which phase? A. Physical crime investigation B. Digital crime investigation. C. Review phase. D. Deployment phase.

Last Answer : D. Deployment phase. 

Last Answer : By looking at Commutator part of the motor, it can be easily confirmed that a particular motor is D.C. motor.