The correct order of acid strength of following aromatic acids is : Benzoic acid (I), 4-Nitrobenzoic acid (II), 4-Dinitrobenzoic acid (III), 4-Methoxy

Monjur Alahi

The correct order of acid strength of following aromatic acids is : Benzoic acid (I), 4-Nitrobenzoic acid (II), 4-Dinitrobenzoic acid (III), 4-Methoxybenzoic acid (IV)
A. `I lt II lt III lt IV`
B. `IV lt III lt II lt I`
C. `IV lt I lt II lt III`
D. `I lt IV lt II lt III`


0 like 0 dislike
1 views
Share with your friends

1 Answers

Salim Ahmed Kawsar

Call

Correct Answer - C
Factual Questions

0 like 0 dislike
1 views
Talk Doctor Online in Bissoy App
Choose the correct order for nervous control A) Response, Stimuli B) Stimuli, Response C) Hearing, Stimuli D) Stimuli, Order of brain

(B) Stimuli, Response

2 Answers 1 views
a. Benzoic acid, Phenol, Picric acid, Salicylic acid (pka values). b. Acetaldehyde, Acetone, Methyl tert butyl ketone (reactivity towards NH2OH).

(a) Picric acid < salicylic acid < benzoic acid (b) Methyl tert – butyl ketone < acetone< Acetaldehyde (c) ethanol < ethanoic acid < benzoic acid (boiling point of carboxylic acids is higher than alcohols due to extensive hydrogen...

2 Answers 2 views
The correct decreasing order of basic strength of the following species is:

NH2−​>OH−>NH3​>H2​O NH3​ is more basic than H2​O, therefore NH2−​ (Conjugate base of weak acid NH3​) is a stronger base than OH−.Thus  decreasing order of basic strength is NH2−​ > OH− > NH3​ > H2​O,

2 Answers 1 views
Which of the following represents the correct sequence of types of friction arranged on based on their strength or magnitude? 

B) Rolling friction < sliding friction < static friction

2 Answers 2 views
Assertion: Aromatic aldehydes and formaldehyde undergo Cannizaro reaction.

(iii) Assertion is correct statement but reason is wrong statement. 

2 Answers 1 views
In the case of free expansion, (i) ∆W = 0 (ii) ∆Q = 0 (iii) ∆U = 0 (iv) ∆T = 0 Correct statements are (a) (iii) and (iv)

Answer is : (d) (i), (ii), (iii) and (iv) All thermodynamic changes are zero.

2 Answers 1 views
Organic pollutants include I. DDT II. HCl III. Pathogenic microorganisms IV. Oils The correct option is (a) I and IV (b) II and III

Answer is : (a) I and IV

2 Answers 1 views
What would happen if histones were to be mutated and made rich in amino acids aspartic acid and glutamic

If histone proteins were rich in acidic amino acids instead of basic amino acids then they may not have any role in DNA packaging in eukaryotes as DNA is also...

2 Answers 1 views
`H_(2)C_(2)O_(4)` and `NaHC_(2)O_(4)` behave as acids as well as reducing agents. Which are the correct statements?

Correct Answer - b,d

2 Answers 1 views
Assertion : Benzoic acid is a weaker acid than formic acid. Reason : Phenyl group destabilises the carboxylate anion due to conjugation.

Correct Answer - A (a) Reason is the correct explanation for assertion.

2 Answers 5 views
X