Predict giving reason the outcome of the reaction, LiI +KF ----->

1 Answer

Answer :

ANS.LiI +KF ------LiF +KI;Larger cation stabilizes larger anion. App

Related questions

Description : Give reason for the following: (i)alkali metals do not occur free in nature. (ii)alkali metals have low I .E. (iii)LiI is more soluble than KI in ethanol.

Last Answer : Ans.(i)They are highly reactive in natur (ii) Because of large atomic size. (III)LiI is more covalent in character than KI

Description : Which of the following compounds is most stable : LiF ,LiBr,LiCl,LiI ?

Last Answer : Ans. LiF.

Description : 36. Aluminium is extracted from alumina (Al2O3 ) by electrolysis of a molten mixture of : (1) Al2O3 + KF + Na3AlF6 (2) Al2O3 + HF + NaAlF4 (3) Al2O3 + CaF2 + NaAlF4 (4) Al2O3 + Na3AlF6 + CaF2

Last Answer : Al2O3 + Na3AlF6 + CaF2

Description : Which of the following species has the smallest equilibrium separation for its ion-pair? w) KF x) LiF y) BaBr z) NaCl

Last Answer : ANSWER: B -- LiF

Description : What is LII in roman numbers?

Last Answer : As a Roman numeral LII is equivalent to 52

Description : Who won Super Bowl LII?

Last Answer : Need answer

Description : what- EJ, KF?

Last Answer : point H

Description : What is the compound name of KF?

Last Answer : The compound name of KF is potassium fluoride.

Description : What is the compound name of KF?

Last Answer : The compound name of KF is potassium fluoride.

Description : The notch sensitivity q is expressed in terms of fatigue stress concentration factor Kf and theoretical stress concentration factor Kt as (A) (Kf + 1)/ (Kt + 1) (B) (Kf - 1)/ (Kt - 1) (C) (Kt + 1)/ (Kf + 1) (D) (Kt - 1)/ (Kf - 1)

Last Answer : (B) (Kf - 1)/ (Kt - 1)

Description : A perfect gas has a value of R= 319.2 J/ kf.K and k= 1.26. If 120 kJ are added to 2.27 kf\g of this gas at constant pressure when the initial temp is 32.2°C? Find T2.  a. 339.4 K  b. 449.4 K  c. 559.4K  d. 669.4K formula: cp = kR/ k-1 Q= mcp(T2-T1)

Last Answer : 339.4 K

Description : Two half-reactions of an electrochemical cell are given below : MnO-4 (aq) + 8H+ (aq) + 5e- → Mn2+ (aq) + 4H2O (I), E° = 1.51 V Sn2+ (aq) → Sn4+ (aq) + 2e- ... the redox equation from the standard potential of the cell and predict if the reaction is reactant favoured or product favoured. -Chemistry

Last Answer : The reactions can be represented at anode and at cathode in the following ways : At anode (oxidation) : Sn2+ → = Sn4+ (aq) + 2e- ] 5 E° = + 0.15 V At cathode (reduction) : MnO-4(aq) + 8H+ ... = E°cathode - E°anode = 1.51 - 0.15 = + 1.36 V ∴ Positive value of E°cell favours formation of product.

Description : Two half-reactions of an electrochemical cell are given below : MnO-4 (aq) + 8H+ (aq) + 5e- → Mn2+ (aq) + 4H2O (I), E° = 1.51 V Sn2+ (aq) → Sn4+ (aq) + ... -reactions and calculate the cell potential from the standard potentials and predict if the reaction is reactant or product favoured. -Chemistry

Last Answer : The reactions can be represented at anode and at cathode in the following ways : At anode (oxidation) : Sn2+ → Sn4+ (aq) + 2e- ] 5 E° = + 0.15 V Af cathode (reduction) : MnO-4(aq) + 8H+ ( ... = E°cathode - E°anode = 1.51 - 0.15 = + 1.36 V ∴ Positive value of E°cell favours formation of product.

Description : Predict the two most likely mechanisms for the reaction of 2-iodohexane with sodium ethoxide. (a) SN2 and SN1 (b) E1 and E2 (c) SN2 and E2 (d) E1 and SN1

Last Answer : SN2 and E2

Description : Predict the products in the given reaction CHO Cl  50% KOH (1) OH OH  OH O - O (2) OH Cl  Cl O O - (3) OH OH  OH OH (4) OH Cl  Cl O - O Sol: [4] CHO Cl  50% KOH COOK Cl  Cl OH

Last Answer : CHO Cl  50% KOH COOK Cl  Cl OH

Description : What might be one reason scientist have been able to predict the weather more accurately as computers have grown more powerful?

Last Answer : More Powerful computer are never wrong

Description : Predict the product of following reaction:

Last Answer : Predict the product of following reaction: A. B. C. D.

Description : Predict the nature of P in the following reaction: `Me_(3)C CH_(2)NH_(2) overset(HOMO)rarrP` (main product)

Last Answer : Predict the nature of P in the following reaction: `Me_(3)C CH_(2)NH_(2) overset(HOMO)rarrP` (main product) A. ` ... )H_(5)` D. `Me_(3)C CH_(2)NH(NO)`

Description : Chemical kinetics can predict the __________ of a chemical reaction. (A) Rate (B) Feasibility (C) Both (A) & (B) (D) Neither (A) nor (B)

Last Answer : (A) Rate

Description : The energy of activation of exothermic reaction is (A) Zero (B) Negative (C) Very large compared to that for endothermic reaction (D) Not possible to predict

Last Answer : (D) Not possible to predict

Description : How value of Kc can help to predict the extent to which a chemical reaction can take place?

Last Answer : The extent of reaction depends upon the magnitude of Kc. i.e. (i) Very small value of Kc: when Kc is very small the forward reaction will not occur to an appreciable extent ... neither very large nor very small, the equilibrium mixture contains appreciable amounts of both reactant and products.

Description : Explain the following , giving reason . (a) Transition metal and many of their compounds show paramagnetic behavior (b) The enthalpy of atomisation of the transition metal is high . (c) The Transition metal generally form coloured compounds . 

Last Answer : Ans(a) It is due to unpaired electrons . (b) It is due to strong metallic bond and additional Covalent bonds due to presence of unpaired electron in d- orbitals (c) It is due to presence of unpaired electrons ,they undergo d-d transition . 

Description : Predict,what would happen if CuSO4 is stored in a zinc vessel?

Last Answer : Ans.No, as CuSO4 reacts with Zn.

Description : Applying Le- Chatelier's principle, predict the effect of temperature and pressure on evaporation of water.

Last Answer : Ans Evaporation of water can be represented as water + heat water vapours: i) With increase in pressure- the equilibrium tend to shift in direction where there is decrease in the vol. i.e. ... left. ii) with increase in temperature- the equilibrium shifts to right as it is an endothermic reaction.

Description : Predict the sign of ∆S for (a) the process of evaporation (b) the process of freezing.

Last Answer : Ans. (a) ∆S =+ve (b) ∆S=-ve

Description : Predict the entropy change in- (i) A liquid crystallizes into solid (ii) Temperature of a crystalline solid raised from 0K to 115K.

Last Answer : Ans. (i) Entropy decreases because molecules attain an ordered state. (ii) Entropy increases because from 0K to 115K average kinetic of moleculesincreases.

Description : Predict what will happen if intermolecular forces between the molecules are very weak

Last Answer : Ans. When intermolecular forces are very weak , molecules do not cling together t o make liquid and solid.

Description : Compared to benzene, nitration of toluene takes place at (a) Same rate (b) Faster rate (c) Slower rate (d) Can not predict

Last Answer : Faster rate

Description : Both stearic acid and linoleic acid have 18 carbons. Linoleic acid is unsaturated, while stearic acid is saturated. The melting point of stearic acid : (a) is higher than linoleic acid (b) is lower than linoleic acid (c) is same as linoleic acid (d) can not predict, insufficient information

Last Answer : is higher than linoleic acid

Description : Predict the two most likely mechanisms which occur when 2-iodohexane is heated in ethanol. (a) SN2 and SN1 (b) E1 and E2 (c) SN2 and E2 (d) E1 and SN1

Last Answer : E1 and SN1

Description : Predict which of the following alkenes reacts the fastest with HCl? (a) CH3CH2CH2CH2CH=CH2 (b) cis-CH3CH2CH=CHCH2CH3 (c) trans-CH3CH2CH=CHCH2CH3 (d) (CH3)2C=CHCH2CH3

Last Answer : (CH3)2C=CHCH2CH3

Description : “Reaction of the government to the demands of different groups is a crucial factor in determining the outcome of social divisions”. -SST 10th

Last Answer : (i) If the rulers are willing to share power and accommodate the reasonable demands of minority community, social divisions become less threatening for the country. But if they try to suppress ... needs of the people and amended the Constitution several time to avoid any conflict in the society.

Description : What is the reason for giving two craps about the whole blonde v. brunette v. redhead battle?

Last Answer : @eponymoushipster i’m assuming try being the operative word

Description : Agriculture has been the backbone of the Indian Economy’ Explain the statement by giving reason -Geography 10th

Last Answer : India is an agricultural country because of the following reasons: Two-third of its population is engaged in agricultural activities which provide a livelihood. Agriculture is a primary activity and ... providing employment and livelihood to the population continued to be as high as 63% in 2001.

Description : Distinguish between homologous organs and analogous organs. In which category ; would you place wings of a bird and wings of a bat? Justify your answer giving a suitable reason. -Biology

Last Answer : Answer. Wings of a bird and wings of a bat are analogous organs as they have different basic structural design but have similar appearance and perform similar functions.

Description : What is the reason for giving the title ' Farooq ' to Hazrat Omar (RA) ?

Last Answer : The reason for giving the title of Farooq to Hazrat Omar (RA) is that he publicly declared his conversion to Islam.

Description : What is the reason for giving a badge ?

Last Answer : answer:

Description : What is the reason for giving me low vote ? http://www./55146/ Check it out . I have this in my dictionary .

Last Answer : : Brother, here, remove the meaning of deleting. But deleting and removing is not the same thing. So maybe a low vote has been given.

Description : Why We Giving Input To Electronic Amplifier In Inverting Pin? What Is The Reason Behind That?

Last Answer : if we need a phase shift than we give input n inverting pin or when we need to boost signal at higher level, i.e; using cascade stages of amplification(even) than we also use inverting pin.

Description : Help me predict crypto transaction fees (approximately)?

Last Answer : Generally, expect transaction fees in the range of 0.05% - 0.10%. But the greater cost is a lack of a consolidated market, so while you may be buying at what appears to be the lowest offer, ... buying from may be selling to you after he bought elsewhere for a lower price. That is called arbitrage.

Description : What percentage of our population would you predict will refuse to be vaccinated?

Last Answer : 23% (the percentage that think Republican senators voted to acquit Trump for non-political reasons)

Description : Is being able to predict something the same as understanding it?

Last Answer : They don't follow one another. I may observe something, like repeated celestial movements, enough to predict the next occurrence, but not understand the way the universe works. An example is ... know exactly how the lottery works, but you cannot predict what numbers will be drawn tonight.

Description : What would you predict voter turnout would be in the next presidental election in the USA?

Last Answer : Depends on who is running, largely. Also depends on how successful voter suppression efforts will be, particularly in republican-led states with large black populations.

Description : How do you predict the gun rally is going to go tomorrow?

Last Answer : Do they even need to bring their unloaded guns? They could make their point as effectively without carrying weapons.

Description : Did astrology predict the recent study correlating birth date with success?

Last Answer : It appears to be so

Description : Can astrologers actually predict the future?

Last Answer : Physics is real science. Astrology is not.

Description : If you had to predict how the human race will end, what would your guess be?

Last Answer : answer:Environmental causes that lead to wars and violence, not so much nuclear war but border wars as people move to higher ground and higher latitudes. The crop failures in Syria were a critical factor in the rise in anti-Al-Assad sentiment and the development of ISIS.

Description : If you had to predict, what do you believe the worst thing that will happen to you in 2015 be?

Last Answer : HC’s computer goes to the graveyard. ;>)

Description : Can science predict when the next "hominid" would potentially arrive (see inside for details)

Last Answer : I do not believe science can predict when a new species will emerge. Evolution happens on a geological time scale, which takes millions of years.

Description : Is there any available software that can predict simple chemical reactions?

Last Answer : Google is your friend = = = > Zn with CuSO4