Give the correct order of the increasing acidic strength of the following compounds :

Give the correct order of the increasing acidic strength of the following compounds :
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Give the correct order of the increasing acidic strength of the following compounds : A. `II lt I lt III` B. ` ... lt III lt I` D. `I lt II lt III`
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Which is the increasing order of acidic strength in the following compounds ? `CH_(3)CH_(2)CH_(2)COOH(I), "NCCH"_(2)COOH(II), H_(2)C=CHCH_(2)COOH(III)

Description : Which is the increasing order of acidic strength in the following compounds ? `CH_(3)CH_(2)CH_(2)COOH(I), "NCCH"_(2)COOH(II), H_(2)C=CHCH_(2)COOH(III)

Last Answer : Which is the increasing order of acidic strength in the following compounds ? `CH_(3)CH_(2)CH_(2) ... B. `IltIIIltII` C. `IIIltIIltI` D. `IIltIltIII`

Arrange the compounds in order of decreasing acidic strength : (I) `ClCH_(2)-CH_(2)-OH` (II) `Cl_(2)CH-CH_(2)-OH` (III) `Cl-CH_(2)-CH_(2)-CH_(2)-OH` (

Description : Arrange the compounds in order of decreasing acidic strength : (I) `ClCH_(2)-CH_(2)-OH` (II) `Cl_(2)CH-CH_(2)-OH` (III) `Cl-CH_(2)-CH_(2)-CH_(2)-OH` (

Last Answer : Arrange the compounds in order of decreasing acidic strength : (I) `ClCH_(2)-CH_(2)-OH` (II) `Cl_(2)CH-CH_(2 ... IV gt III` D. `II gt I gt III gt IV`

Arrange the following compounds in increasing order of their acid strength. Benzoic acid, 4-Nitrobenzoic acid, 3, 4-dinitrobenzoic acid, 4-methoxy benzoic acid.

Description : Arrange the following compounds in increasing order of their acid strength. Benzoic acid, 4-Nitrobenzoic acid, 3, 4-dinitrobenzoic acid, 4-methoxy benzoic acid.

Last Answer : Since electron donating gps. decrease the acid strength therefore 4-methoxybenzoic acid is a weaker acid because methoxy sp. is E. D. G. than benzoic acid. Further since electron withdrawing gps. increase ... : 4-methoxybenzoic acid < benzoic acid < 4-nitrobenzoic acid < 3, 4, dinitrobenzoic acid.

The correct order of acidic strength is -

Description : The correct order of acidic strength is -

Last Answer : The correct order of acidic strength is - A. `HClO_(4)lt HClO_(3) lt HClO_(2) lt HClO` B. `HClO_(2) ... . `HClO lt HClO_(2) lt HClO_(3) lt HClO_(4)`

The correct order of acidic strength is

Description : The correct order of acidic strength is

Last Answer : The correct order of acidic strength is A. `Cl_(2)O_(7) gt SO_(2) gt P_(4)O_(10)` B. `CO_(2) gt N_(2)O_ ... gt Al_(2)O_(3)` D. `K_(2)O gt CaO gt MgO`

The correct order of decreasing acidic strength of oxy acids of group 15 elements :

Description : The correct order of decreasing acidic strength of oxy acids of group 15 elements :

Last Answer : The correct order of decreasing acidic strength of oxy acids of group 15 elements : A. `HNO_(3) gt H_(3)SbO_(4) ... gt H_(3) PO_(4) gt H_(3) SbO_(4)`

The correct order of acidic strength is

Description : The correct order of acidic strength is

Last Answer : The correct order of acidic strength is A. `Cl_(2)O_(7) gt SO_(2) gt P_(4)O_(10)` B. `CO_(2) gt N_(2)O_ ... gt Al_(2)O_(3)` D. `K_(2)O gt CaO gt MgO`

The correct order of decreasing acidic strength of oxy acids of group 15 elements :

Description : The correct order of decreasing acidic strength of oxy acids of group 15 elements :

Last Answer : The correct order of decreasing acidic strength of oxy acids of group 15 elements : A. `HNO_(3) gt H_(3)SbO_(4) ... gt H_(3) PO_(4) gt H_(3) SbO_(4)`

Which of the following is the correct order of acidic strength ?

Description : Which of the following is the correct order of acidic strength ?

Last Answer : Which of the following is the correct order of acidic strength ? A. `CF_(3)COOH gt CHCl_(2)COOH gt HCOOH gt ... CHCl_(2)COOH gt C_(6)H_(5)CH_(2)COOH`

Arrange the following types of interactions in correct order of their increasing strength : Covalent, hydrogen bonding, Vander Waals, dipole dipole

Description : Arrange the following types of interactions in correct order of their increasing strength : Covalent, hydrogen bonding, Vander Waals, dipole dipole

Last Answer : Vander Waals < dipole dipole < hydrogen bonding < covalent.

The order of acidic strength of the hydrogen atom `(H_(alpha), H_(beta), H_(gamma))` in the given molecule is : `CH_(3)-underset(H_(beta))underset(|)(

Description : The order of acidic strength of the hydrogen atom `(H_(alpha), H_(beta), H_(gamma))` in the given molecule is : `CH_(3)-underset(H_(beta))underset(|)(

Last Answer : The order of acidic strength of the hydrogen atom `(H_(alpha), H_(beta), H_(gamma))` in the given molecule ... D. `H_(beta)gt H_(alpha) gt H_(gamma)`

Arrange the following in decreasing order of acidic strength:

Description : Arrange the following in decreasing order of acidic strength:

Last Answer : Arrange the following in decreasing order of acidic strength: A. `I gt II gt III gt IV` B. `IV gt III gt II ... III gt I` D. `IV gt II gt III gt I`

Arrange the following acid in decreasing order of their acidic strength : (I) `CH_(3)-OH` (II) `CH_(3)CH_(2)-OH` (III) `CH_(3)-underset(CH_(3))underse

Description : Arrange the following acid in decreasing order of their acidic strength : (I) `CH_(3)-OH` (II) `CH_(3)CH_(2)-OH` (III) `CH_(3)-underset(CH_(3))underse

Last Answer : Arrange the following acid in decreasing order of their acidic strength : (I) `CH_(3)-OH` (II) `CH_(3)CH_(2)- ... II gt IV` D. `II gt IV gt III gt I`

Which of the following compounds may give reaction with acidic `KMnO_(4)` ?

Description : Which of the following compounds may give reaction with acidic `KMnO_(4)` ?

Last Answer : Which of the following compounds may give reaction with acidic `KMnO_(4)` ? A. B. C. D.

How many orders are correct: (a) H—F lt H-Cl lt H—Br lt H—I (Bond length) (b) H—F lt H—I ltH—Br ltH—I (Acidic strength) (C) H—I H—Br lt H—Cl ltH—F (Bo

Description : How many orders are correct: (a) H—F lt H-Cl lt H—Br lt H—I (Bond length) (b) H—F lt H—I ltH—Br ltH—I (Acidic strength) (C) H—I H—Br lt H—Cl ltH—F (Bo

Last Answer : How many orders are correct: (a) H-F lt H-Cl lt H-Br lt H-I (Bond length) (b) H-F lt H-I ltH- ... power) (f) H-Fgt H-Igt H-Brgt H-Cl (Boiling point)

Arrange the following compounds in order of increasing molar conductivity . `(i) K[Co(NH_(3))_(2)(NO_(2))_(4)]" " (ii) [Cr(NH_(3))_(3)(NO_(2))_(3)]` `

Description : Arrange the following compounds in order of increasing molar conductivity . `(i) K[Co(NH_(3))_(2)(NO_(2))_(4)]" " (ii) [Cr(NH_(3))_(3)(NO_(2))_(3)]` `

Last Answer : Arrange the following compounds in order of increasing molar conductivity . `(i) K[Co(NH_(3))_(2)(NO_(2))_(4)]" ... )" " (iv) [Cr(NH_(3))_(6)]Cl_(3)`

Arrange the following carboxyl compounds in increasing order of their reactivity in nucleophilic addition reactions. Explain with proper reasoning : Benzaldehyde. p-tolualdeyde, p-nitrobenzaldehyde, Acetophenone.

Description : Arrange the following carboxyl compounds in increasing order of their reactivity in nucleophilic addition reactions. Explain with proper reasoning : Benzaldehyde. p-tolualdeyde, p-nitrobenzaldehyde, Acetophenone.

Last Answer : Ans. Acetophenone is a ketone while all others are aldehydes, therefore it is least reactive. In p-tolualdehyde, there is methyl group (CH3 ) at para position w.r.t. to the ... overall order of increasing reactivity : acetophenone < p-tolualdehyde < benzaldehyde < p-nitrobenzaldehyde. 

Consider the three isomeric alkanes n-hexane, 2,3-dimethylbutane, and 2- methylpentane. Which of the following correctly lists these compounds in order of increasing boiling point? (a) 2,3-dimethylbutane < 2-methylpentane < n-hexane (b) 2-methylpentane < n-hexane < 2,3-dimethylbutane (c) 2-methylpentane < 2, 3-dimethylbutane < n-hexane (d) n-hexane < 2-methylpentane < 2,3-dimethylbutane

Description : Consider the three isomeric alkanes n-hexane, 2,3-dimethylbutane, and 2- methylpentane. Which of the following correctly lists these compounds in order of increasing boiling point? (a) 2,3-dimethylbutane < 2- ... < 2, 3-dimethylbutane < n-hexane (d) n-hexane < 2-methylpentane < 2,3-dimethylbutane

Last Answer : 2,3-dimethylbutane < 2-methylpentane < n-hexane

Which of the statements is not true? (1) K2Cr2O7 solution becomes yellow on increasing the pH beyond 7 (2) On passing H2 S through acidified K2Cr2O7 solution, a milky colour is observed (3) Na2Cr2O7 is preferred over K2Cr2O7 in volumetric analysis (4) K2Cr2O7 solution in acidic medium is orange

Description : Which of the statements is not true? (1) K2Cr2O7 solution becomes yellow on increasing the pH beyond 7 (2) On passing H2 S through acidified K2Cr2O7 solution, a milky colour is observed (3) Na2Cr2O7 is preferred over K2Cr2O7 in volumetric analysis (4) K2Cr2O7 solution in acidic medium is orange

Last Answer : Na2Cr2O7 is preferred over K2Cr2O7 in volumetric analysis

Which of the following compounds on thermal decomposition yields as basic as well as acidic oxides ?

Description : Which of the following compounds on thermal decomposition yields as basic as well as acidic oxides ?

Last Answer : Which of the following compounds on thermal decomposition yields as basic as well as acidic oxides ? A. `Ca(OH)_(2) ... C. `K_(2)CO_(3)` D. `MgCO_(3)`

Which one of the following compounds is most acidic?

Description : Which one of the following compounds is most acidic?

Last Answer : Which one of the following compounds is most acidic? A. Phenol B. Trichloroacetaldehyde C. Trichloroacetic acid D. Benzoic acid

Which of the following compounds is most acidic? (a) Phenol (b) m-Nitrophenol (c) m-Cresol (d) m-Bromophenol

Description : Which of the following compounds is most acidic? (a) Phenol (b) m-Nitrophenol (c) m-Cresol (d) m-Bromophenol

Last Answer : m-Nitrophenol

Which of the following compounds is most acidic? (a) o-Cresol (b) p-Nitrophenol (c) p-Cresol (d) p-Chlorophenol

Description : Which of the following compounds is most acidic? (a) o-Cresol (b) p-Nitrophenol (c) p-Cresol (d) p-Chlorophenol

Last Answer : p-Nitrophenol

Which of the following compounds is most acidic? (a) Water (b) Cyclohexanol (c) Ethanol (d) Phenol

Description : Which of the following compounds is most acidic? (a) Water (b) Cyclohexanol (c) Ethanol (d) Phenol

Last Answer : Phenol

Which of the following compounds is most acidic? (a) Formic acid (b) Ethanol (c) Acetic acid (d) Phenol

Description : Which of the following compounds is most acidic? (a) Formic acid (b) Ethanol (c) Acetic acid (d) Phenol

Last Answer : Formic acid

Which of the following compounds is least acidic? (a) Formic acid (b) Ethanol (c) Acetic acid (d) Phenol

Description : Which of the following compounds is least acidic? (a) Formic acid (b) Ethanol (c) Acetic acid (d) Phenol

Last Answer : Ethanol

Which of the following compounds is least acidic? (a) HCl (b) Phenol (c) Acetylene (d) Picric acid

Description : Which of the following compounds is least acidic? (a) HCl (b) Phenol (c) Acetylene (d) Picric acid

Last Answer : Acetylene

Which of the following compounds is most acidic? (a) CH3COOH (b) ClCH2COOH (c) CH3CH2COOH (d) FCH2COOH

Description : Which of the following compounds is most acidic? (a) CH3COOH (b) ClCH2COOH (c) CH3CH2COOH (d) FCH2COOH

Last Answer : FCH2COOH

Members of which of the following classes of compounds generally produce acidic solutions when dissolved in water? w) metal oxides x) nonmetal oxides y) alcohols z) aldehydes

Description : Members of which of the following classes of compounds generally produce acidic solutions when dissolved in water? w) metal oxides x) nonmetal oxides y) alcohols z) aldehydes

Last Answer : ANSWER: X -- NONMETAL OXIDES

Which of the following statements is true : (a) o-Nitrobenzoic acid is more acidic than p-nitrophenol (b) o-Nitrobenzoic acid is less acidic than p-nitrophenol (c) o-Nitrobenzoic acid and p-nitrobenzoic acid have the same acid strength (d) None of these statements is true

Description : Which of the following statements is true : (a) o-Nitrobenzoic acid is more acidic than p-nitrophenol (b) o-Nitrobenzoic acid is less acidic than p-nitrophenol (c) o-Nitrobenzoic acid and p-nitrobenzoic acid have the same acid strength (d) None of these statements is true

Last Answer : o-Nitrobenzoic acid is more acidic than p-nitrophenol

How do I correct the acidic soil in my yard in order to have pink hydrangeas?

Description : How do I correct the acidic soil in my yard in order to have pink hydrangeas?

Last Answer : Need Answer

Give the correct order of decreasing acidity of the following compounds

Description : Give the correct order of decreasing acidity of the following compounds

Last Answer : Give the correct order of decreasing acidity of the following compounds

Which of the following compounds are arranged in increasing oxidation number of S :-

Description : Which of the following compounds are arranged in increasing oxidation number of S :-

Last Answer : Which of the following compounds are arranged in increasing oxidation number of S :- A. `H_(2)SO_(3),H_(2)S,H_(2 ... (2)O_(3),H_(2)SO_(3),H_(2)SO_(4)`

In the illustrated electronic governor, the circuit card connected to the potential and current transformers is for ________. EL-0046 A. increasing the signal strength to the governor to maintain constant engine speed with increased load B. send a kilowatt signal to the metering circuit C. shutting down the prime mover in the event of reverse power to protect from motorization D. conditioning the load through the use of a magnetic amplifier current transformer

Description : In the illustrated electronic governor, the circuit card connected to the potential and current transformers is for ________. EL-0046 A. increasing the signal strength to the governor to ... from motorization D. conditioning the load through the use of a magnetic amplifier current transformer

Last Answer : Answer: A

Addition of plasticisers to polymers results in partial neutralisation of intermolecular forces of attraction between the macro-molecules thereby increasing its (A) Tensile strength (B) Chemical resistance (C) Flexibility (D) All (A), (B) & (C)

Description : Addition of plasticisers to polymers results in partial neutralisation of intermolecular forces of attraction between the macro-molecules thereby increasing its (A) Tensile strength (B) Chemical resistance (C) Flexibility (D) All (A), (B) & (C)

Last Answer : (C) Flexibility

Use of catalyst is a must in the ammonia manufacture, because the reaction is reversible as well as the heat of dissociation of N2 & H2 is high. The presence of promoter along with the catalyst helps in __________ of the catalyst. (A) Stabilisation (B) Increasing the effectiveness (C) Improving the strength & heat resistance (D) All a, b & c

Description : Use of catalyst is a must in the ammonia manufacture, because the reaction is reversible as well as the heat of dissociation of N2 & H2 is high. The presence of promoter along with the catalyst helps in ... B) Increasing the effectiveness (C) Improving the strength & heat resistance (D) All a, b & c

Last Answer : (D) All a, b & c

With increasing carbon percent in steel beyond 0.8%, its ultimate tensile strength (UTS) and __________ is not affected. (A) Impact strength (B) Percent elongation (C) Hardness (D) Both 'b' & 'c'

Description : With increasing carbon percent in steel beyond 0.8%, its ultimate tensile strength (UTS) and __________ is not affected. (A) Impact strength (B) Percent elongation (C) Hardness (D) Both 'b' & 'c'

Last Answer : (A) Impact strength

In case of brasses, with decreasing zinc percentage and increasing copper percentage, its __________ increases. (A) Percentage elongation (B) Brinell hardness (C) Tensile strength (D) All 'a', 'b' & 'c'

Description : In case of brasses, with decreasing zinc percentage and increasing copper percentage, its __________ increases. (A) Percentage elongation (B) Brinell hardness (C) Tensile strength (D) All 'a', 'b' & 'c'

Last Answer : (A) Percentage elongation

If a beam fails in bond, then its bond strength can be increased most economically by (A) Increasing the depth of beam (B) Using thinner bars but more in number (C) Using thicker bars but less in number (D) Providing vertical stirrups

Description : If a beam fails in bond, then its bond strength can be increased most economically by (A) Increasing the depth of beam (B) Using thinner bars but more in number (C) Using thicker bars but less in number (D) Providing vertical stirrups

Last Answer : Answer: Option B

When shear stress exceeds the permissible limit in a slab, then it is reduced by (A) Increasing the depth (B) Providing shear reinforcement (C) Using high strength steel (D) Using thinner bars but more in number

Description : When shear stress exceeds the permissible limit in a slab, then it is reduced by (A) Increasing the depth (B) Providing shear reinforcement (C) Using high strength steel (D) Using thinner bars but more in number

Last Answer : Answer: Option A

Seasoning of timber is done for (A) Increasing moisture content (B) Decreasing moisture content (C) Increasing strength of timber (D) None to these

Description : Seasoning of timber is done for (A) Increasing moisture content (B) Decreasing moisture content (C) Increasing strength of timber (D) None to these

Last Answer : Answer: Option B

The removal of excess air after placing concrete helps in increasing the strength of concrete by (a) 15 to 20% (b) 20 to 30% (c) 30 to 50% (d) 50 to 70%

Description : The removal of excess air after placing concrete helps in increasing the strength of concrete by (a) 15 to 20% (b) 20 to 30% (c) 30 to 50% (d) 50 to 70%

Last Answer : (a) 15 to 20%

Ionization in circuit breaker is facilitated by (a) high temperature (b) increase of mean free path (c) increasing field strength (d) all of the above

Description : Ionization in circuit breaker is facilitated by (a) high temperature (b) increase of mean free path (c) increasing field strength (d) all of the above

Last Answer : (d) all of the above

A commercial banker would prefer a ____________ debt-equity ratio over the years as it indicates financial strength of a unit. A. Declining. B. Increasing. C. Stable. D. Fluctuating.

Description : A commercial banker would prefer a ____________ debt-equity ratio over the years as it indicates financial strength of a unit. A. Declining. B. Increasing. C. Stable. D. Fluctuating.

Last Answer : A. Declining A commercial banker would prefer a declining debt-equity ratio over the years as it indicates the financial strength of a unit. A declining debt-equity ratio means that the company ... fluctuating ratio might indicate that the company is not able to manage its debt and equity properly.

The addition of gypsum to portland cement helps in : (1) increasing the strength of cement (2) rapid setting of cement (3) preventing rapid setting of cement (4) reduction in the cost of cement

Description : The addition of gypsum to portland cement helps in : (1) increasing the strength of cement (2) rapid setting of cement (3) preventing rapid setting of cement (4) reduction in the cost of cement

Last Answer : preventing rapid setting of cement

The correct increasing order of the reactivity of halides for `S_(N^(1))` reaction is:

Description : The correct increasing order of the reactivity of halides for `S_(N^(1))` reaction is:

Last Answer : The correct increasing order of the reactivity of halides for `S_(N^(1))` reaction is: A. `CH_(3)CH_(2)-Xlt( ... -Xlt(CH_(3))_(2)CH-XltCH_(3)CH_(2)-X`

Which of the following is the correct order of increasing size of the grains of soil particles? 1. Clay 2. Silt 3. Sand 4. Gravel (a) BCDA (b) ABCD (c) DCBA (d) ADCB

Description : Which of the following is the correct order of increasing size of the grains of soil particles? 1. Clay 2. Silt 3. Sand 4. Gravel (a) BCDA (b) ABCD (c) DCBA (d) ADCB

Last Answer : Ans: (b)

In a SI engine, which one of the following is the correct order of the fuels with increasing detonation tendency? (a) Paraffins, olefins, naphthenes, aromatics (b) Aromatics, naphthenes, paraffins, olefins (c) Naphthenes, olefins, aromatics, paraffins (d) Aromatics, naphthenes, olefins, paraffins

Description : In a SI engine, which one of the following is the correct order of the fuels with increasing detonation tendency? (a) Paraffins, olefins, naphthenes, aromatics (b) Aromatics, naphthenes, paraffins, olefins (c) Naphthenes, olefins, aromatics, paraffins (d) Aromatics, naphthenes, olefins, paraffins

Last Answer : Ans :d

Indicate the correct arrangement for electromagnetic radiation in order of their increasing wavelength. (1) Microwave, infrared, visible. X-rays (2) X-rays, visible, infrared, microwave (3) Visible, infrared, microwave, X-rays (4) X-rays, infrared, visible, microwave

Description : Indicate the correct arrangement for electromagnetic radiation in order of their increasing wavelength. (1) Microwave, infrared, visible. X-rays (2) X-rays, visible, infrared, microwave (3) Visible, infrared, microwave, X-rays (4) X-rays, infrared, visible, microwave

Last Answer : (4) X-rays, infrared, visible, microwave Explanation: The Electromagnetic spectrum in order of decreasing energy, thus increasing wavelength : Gamma Rays-wavelength: 0.01 nm ; X-rays -1 nm ; Ultra-violet Rays-0.1 ... -10 m ; and Very High Frequency (VHF) and Ultra High Frequency (UHF): 10 m-10 cm.

In order of increasing percentage of silica, the correct sequence is (A) Sandy clay, calcareous clay, pure clay (B) Calcareous clay, pure clay, sandy clay (C) Pure clay, sandy clay, calcareous clay (D) None of these

Description : In order of increasing percentage of silica, the correct sequence is (A) Sandy clay, calcareous clay, pure clay (B) Calcareous clay, pure clay, sandy clay (C) Pure clay, sandy clay, calcareous clay (D) None of these

Last Answer : Answer: Option B