x

Which of the halide is unstable ?

1 view

1 Answer

Answer :

 
✔️✔️Best answer
Which of the halide is unstable ? A. `Nl_(3)` B. `Asl_(3)` C. `Bil_(3)` D. `Pl_(3)`
Like 0 like

Please log in or register to answer this question.

Related Questions


Which of the halide is unstable ?
Last Answer : Which of the halide is unstable ? A. `Nl_(3)` B. `Asl_(3)` C. `Bil_(3)` D. `Pl_(3)`

Show More

0 views 1 answer



Which of the following alkane is synthesised from single alkyl halide by wurtz reaction:-
Last Answer : Which of the following alkane is synthesised from single alkyl halide by wurtz reaction:- A. B. C. D.

Show More

1 view 1 answer



In order to prepare a `1^(@)` amine from an alkyl halide with simultaneous addition of one `CH_(2)` group in the carbon chain, the reagent used as sou
Last Answer : In order to prepare a `1^(@)` amine from an alkyl halide with simultaneous addition of one `CH_(2)` group in the ... C_(6)H_(4)(CO)_(2)N^(-)K^(+)`

Show More

2 views 1 answer



Which of the following phosphorus halide is the best reducing agent?
Last Answer : Which of the following phosphorus halide is the best reducing agent? A. `PCl_(3)` B. `PF_(3)` C. `PBr_(3)` D. `PI_(3)`

Show More

1 view 1 answer



Which of the following phosphorus halide is the best reducing agent?
Last Answer : Which of the following phosphorus halide is the best reducing agent? A. `PCl_(3)` B. `PF_(3)` C. `PBr_(3)` D. `PI_(3)`

Show More

1 view 1 answer



The order of decreasing basicity in the four halide ions is :
Last Answer : The order of decreasing basicity in the four halide ions is : A. `I^(-) gt Br^(-) gt Cl^(-) gt F^(-)` B. `Cl ... `Cl^(-) gt F^(-) gt Br^(-) gt I^(-)`

Show More

2 views 1 answer



The correct sequence of reducing power of halide ions are
Last Answer : The correct sequence of reducing power of halide ions are A. `Cl^(-) gt Br^(-) gt I^-` B. `Br^(-) gt I^(-) gt ... ^(-)` D. `Cl^(-) gt I^(-) gt Br^(-)`

Show More

1 view 1 answer



Give an example of oxidation of halide by another halogen. Explain the feasibility of the reaction.
Last Answer : Give an example of oxidation of halide by another halogen. Explain the feasibility of the reaction.

Show More

1 view 1 answer



Pseudo halides are anions having resemblance with halide ions. Group I metals can form salts with pseudo halides. Pseudo halogens can acts as ligands
Last Answer : Pseudo halides are anions having resemblance with halide ions. Group I metals can form salts with pseudo halides. ... and C black D. `Na(CN)_2^-`

Show More

0 views 1 answer



Pseudo halides are anions having resemblance with halide ions. Group I metals can form salts with pseudo halides. Pseudo halogens can acts as ligands
Last Answer : Pseudo halides are anions having resemblance with halide ions. Group I metals can form salts with pseudo halides. ... NaBr C. (C) NaF D. (D) Nal

Show More

0 views 1 answer



Pseudo halides are anions having resemblance with halide ions. Group I metals can form salts with pseudo halides. Pseudo halogens can acts as ligands
Last Answer : Pseudo halides are anions having resemblance with halide ions. Group I metals can form salts with pseudo halides. ... . H_2O` D. (D) None of these

Show More

2 views 1 answer



Pseudo halides are anions having resemblance with halide ions. Group I metals can form salts with pseudo halides. Pseudo halogens can acts as ligands
Last Answer : Pseudo halides are anions having resemblance with halide ions. Group I metals can form salts with pseudo halides ... . `NaCN, NaOCN` D. `HCOONa, NH_3`

Show More

0 views 1 answer



Which of the following will not displace the halogen from the solution of the halide?
Last Answer : Which of the following will not displace the halogen from the solution of the halide? A. `Br_2` added to ... F_2` added to KCl D. `Cl_2` added to NaF

Show More

1 view 1 answer



Which of the following hydrogen halide is most volatile?
Last Answer : Which of the following hydrogen halide is most volatile? A. HCl B. (B) HF C. (C) HI D. (D) HBr

Show More

1 view 1 answer



Metal (M) shows crimson red colour in flame test and its halide is deliquescent then metal (M) could be :
Last Answer : Metal (M) shows crimson red colour in flame test and its halide is deliquescent then metal (M) could be : A. Li B. Mg C. Ca D. Ba

Show More

4 views 1 answer



`S_(N^(1))` mechanism for the hydrolysis of an alkyl halide involves the formation of intermediate:
Last Answer : `S_(N^(1))` mechanism for the hydrolysis of an alkyl halide involves the formation of intermediate: ... B. carbocation C. carbanion D. none of these

Show More

0 views 1 answer



In Gabriel synthesis, halide may be:
Last Answer : In Gabriel synthesis, halide may be: A. benzyl halide B. allyl halide C. both (a), (c) are correct D. tertiary alkyl halide

Show More

0 views 1 answer



Statement-1: In protic solvents phenoxide ion is alkylated primarily at C-alkylation whereas in polar aprotic solvents O-alkylation with alkyl halide.
Last Answer : Statement-1: In protic solvents phenoxide ion is alkylated primarily at C-alkylation whereas in polar ... Statement-1 is false, Statement-2 is true

Show More

0 views 1 answer



Which alkyl halide would be preferred for the synthesis of the following ether by Williamson synthesis ? `H_(5)C_(2)-O-overset(CH_(3))overset(|)unders
Last Answer : Which alkyl halide would be preferred for the synthesis of the following ether by Williamson ... chloride C. Ethyl chloride D. Methyl chloride

Show More

1 view 1 answer



Phenol on heating with NaOH followed by reaction with alky1 halide gives
Last Answer : Phenol on heating with NaOH followed by reaction with alky1 halide gives A. Acetone B. Ether C. Ethonal D. Acetic acid

Show More

2 views 1 answer



An inorganic halide `(A)` reacts with water to form two acids `(B)` and `(c). (A)` also reacts with `NaOH` to form two salts `(D)` and `( E)` which re
Last Answer : An inorganic halide `(A)` reacts with water to form two acids `(B)` and `(c). (A)` also reacts with `NaOH` to ... . `SF_(6)` C. `SeF_(6)` D. `SF_(4)`

Show More

2 views 1 answer



`P_(4)("white")+SOCl_(2)rarrX("halide of P")+Y("oxide")+Z("halide of S")` Incorrect statement among the following is :
Last Answer : `P_(4)("white")+SOCl_(2)rarrX("halide of P")+Y("oxide")+Z("halide of S") ... has angular structure D. Hydrolysis of Z is a disproportionation reaction

Show More

0 views 1 answer



Chemically inert halide of sulphur is
Last Answer : Chemically inert halide of sulphur is A. `S_(2)Cl_(2)` B. `SF_(4)` C. `SCl_(2)` D. `SF_(6)`

Show More

1 view 1 answer



The oxidation state of sulphur in its octahedral halide is
Last Answer : The oxidation state of sulphur in its octahedral halide is A. `+4` B. `+6` C. `+5` D. `+2`

Show More

0 views 1 answer



What mean halide minerals?
Last Answer : What is the answer ?

Show More

1 view 1 answer



Are metal halide street lights an environmentally friendly option?
Last Answer : Yes many people believe that metal halide street lights are environment friendly. Here are some sites about these lights. www.fairfaxcounty.gov news releases 2009 , enduraliteled.ca/municipal

Show More

0 views 1 answer



The leaks in a refrigeration system using Freon are detected by (a) halide torch which on detection produces greenish flame lighting (b) sulphur sticks which on detection gives white smoke (c) using reagents (d) sensing reduction in pressure.
Last Answer : Ans: a

Show More

4 views 1 answer



Which halide is used in making sensitive emulsion on photographic film? (1) Sodium chloride (2) Silver bromide (3) Silver iodide (4) Silver chloride
Last Answer : (2) Silver bromide Explanation: Silver bromide, a soft, paleyellow, water insoluble salt well known for its unusual sensitivity to light. This property has allowed silver halides to become the basis of modern photographic materials.

Show More

1 view 1 answer



The most abundant halide in earth's crust by weight?
Last Answer : Fluoride

Show More

5 views 1 answer



Photographic plates are coated with (A) Silver nitrate (B) Silver halide (C) Calcium silicate (D) Metallic silver
Last Answer : (B) Silver halide

Show More

3 views 1 answer



When ammonia is added to an alkyl halide, in the presence of base : (a) primary amines form (b) amides form (c) nitrated alkyl halides form (d) quaternary ammonium salts form
Last Answer : primary amines form

Show More

3 views 1 answer



Which reaction does not yield an ester as one of the products? (a) A carboxylic acid is heated with an alcohol (b) A Grignard reagent is added to a carboxylic acid (c) An acid halide is treated with an alcohol (d) An alkyl halide is heated with the salt of a carboxylic acid
Last Answer : A Grignard reagent is added to a carboxylic acid

Show More

6 views 1 answer



The reaction of a sodium alkoxide with an alkyl halide is called (a) Wurtz-Fittig reaction (b) Perkin reaction (c) Williamson's synthesis (d) Aldol condensation
Last Answer : Williamson's synthesis

Show More

7 views 1 answer



Which is the most reactive alkyl halide in a SN1 reaction? (a) CH3F (b) CH3Br (c) CH3I (d) CH3Cl
Last Answer : CH3I

Show More

6 views 1 answer



Which of the following factors has no effect on the rate of SN1 reactions? (a) the nature of the alkyl halide (b) the nature of the leaving group (c) the concentration of the alkyl halide (d) the concentration of the nucleophile
Last Answer : the concentration of the nucleophile

Show More

10 views 1 answer



Which of the following is the rate law for SN1 mechanisms? (a) Rate = k[Alkyl Halide] [Nucleophile] (b) Rate = k[Nucleophile] (c) Rate = k[Alkyl Halide] (d) Rate = k1[Alkyl Halide] + k2[Nucleophile]
Last Answer : Rate = k[Alkyl Halide]

Show More

7 views 1 answer



Which of the following statements concerning SN2 reactions of alkyl halides is not correct? (a) The rate of reaction depends on the concentration of the nucleophile. (b) The rate of reaction depends on the ... carbon of the C-Br bond. (d) All alkyl iodides react more rapidly than all alkyl chlorides
Last Answer : All alkyl iodides react more rapidly than all alkyl chlorides

Show More

6 views 1 answer



How should CH3CHClCH2CH3 be classified? (a) primary alkyl halide (b) secondary alkyl halide (c) tertiary alkyl halide (d) quarternary alkyl halide
Last Answer : secondary alkyl halide

Show More

5 views 1 answer



Which of the following is a secondary alkyl halide? (a) CH3Br (b) (CH3)3CBr (c) (CH3)2CHBr (d) (CH3)2CHCH2Br
Last Answer : (CH3)2CHBr

Show More

14 views 1 answer



Which of the following statements is correct for a saturated alkyl halide? (a) the C-X bond results from overlap of the s orbital of carbon and the p orbital of the halogen (X) (b) the C-X bond ... the C-X bond results from overlap of the sp2 orbital of carbon and the p orbital of the halogen (X)
Last Answer : the C–X bond results from overlap of the sp3 orbital of carbon and the p orbital of the halogen (X)

Show More

10 views 1 answer



Which of the following factors influence whether a reaction will proceed by an SN1, SN2, E1, or E2 mechanism? (a) Structure of the alkyl halide (b) Solvent (c) Concentration of reagents (d) Nature of the nucleophile (e) All of these
Last Answer : All of these

Show More

9 views 1 answer



Function of sodium thiosulphate (hypo) in development of photographic film/plate is to (A) Brighten the faint images (B) Remove metallic silver (C) Convert silver chloride to silver (D) Remove unexposed silver halide
Last Answer : (D) Remove unexposed silver halide

Show More

5 views 1 answer



Photographic plates are coated with (A) Silver nitrate (B) Silver halide (C) Calcium silicate (D) Metallic silver
Last Answer : (B) Silver halide

Show More

4 views 1 answer



Leakage in a cooking gas cylinder is detected by (A) Radio-isotopes (B) Pouring soap solution on the surface and locating the gas bubbles (C) Halide torch (D) Pungent smell of mercaptans present in the gas
Last Answer : Option D

Show More

4 views 1 answer



What does the fixing solution in developing X rays do: A. Removes unexposed silver halide crystals B. Removes exposed silver halide C. Fixes the developed film
Last Answer : A. Removes unexposed silver halide crystals

Show More

22 views 1 answer



Carboxylic acid reacts with halogen in presence of red P to gives__________ a) α-halogen acids b) β-halogen acid c) Acid halide d) Dicarboxylic acid
Last Answer : a) α-halogen acids

Show More

6 views 1 answer



In an alkyl halide substitution of hydrogen by deuterium results in slow formation of ion pair. This is known as? a. Ortho effect b. Mesomeric effect c. Secondary kinetic isotope effect d. Primary kinetic isotope effect
Last Answer : c. Secondary kinetic isotope effect

Show More

3 views 1 answer



Which halide is used in making sensitive emulsion on photograhic film? (1) Sodium chloride (2) Silver bromide (3) Silver iodide (4) Silver chloride
Last Answer :  Silver bromide 

Show More

20 views 1 answer



Is Microsoft Word still unstable?
Last Answer : Are you asking if it has gotten better in the last 25 years? Yes, I use MSWord and Excel for hours every day. I cannot think of the last time it froze on me - like maybe 10 years ago. The other ... - these are big programs and if you have an old PC with minimal memory, you're going to have issues.

Show More

0 views 1 answer



What would you do if a person you know to be mentally unstable said they passed a background check and put a .38 on layaway?
Last Answer : Go to the authorities and tell them what you just told us, after that I don’t think there is anything else you can do.

Show More

1 view 1 answer


Show More⇦ PreviousNext ⇨