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Statement-1: Statement-2:Coplanar arr...

Statement-1:
Statement-2:Coplanar arrangement of three rings is fluordane, allows more extensive delocalisation in conjugate anion.

A

Statement-1 is True, Statement-2 is True, Statement-2 is a correct explanation for Statement-1

B

Statement-1 is True, Statement-2 is True, Statement-2 is NOT a correct explanation for Statement-1

C

Statement-1 is True, Statement-2 is False.

D

Statement-1 is False, Statement-2 is True.

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The correct Answer is:
A
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Statement-1: and Statement-2: Conjugate base of phenol is resonance stabilized

Statement-1(Assertion) and Statement-2 (reason) Each of these question also has four alternative choices, only one of which is the correct answer. You have to select the correct choice as given below. (a) Statement-1 is true, Statement-2 is true, Statement-2 is a correct explanation for Statement-1 Statement-1 is true, Statement-2 is true, Statement-2 is not a correct explanation for Statement -1 (c) Statement -1 is true, Statement -2 is false (d) Statement -1 is false, Statement -2 is true Statement -1 The equation (logx)^2+logx^2-3=0 has two distinct solutions. Statement-2 logx^(2) =2logx.

Statement-1(Assertion) and Statement-2 (reason) Each of these question also has four alternative choices, only one of which is the correct answer. You have to select the correct choice as given below. (a) Statement-1 is true, Statement-2 is true, Statement-2 is a correct explanation for Statement-1 Statement-1 is true, Statement-2 is true, Statement-2 is not a correct explanation for Statement -1 (c) Statement -1 is true, Statement -2 is false (d) Statement -1 is false, Statement -2 is true Statement -1 log_x3.log_(x//9)3=log_81(3) has a solution. Statement-2 Change of base in logarithms is possible .

Statement- 1 Phenols are more acidic than carboxylic acid Statement -2 Acidity depends on reasonance stabilisation of the conjugate base formed

Statement-1: Vinyl chloride is more reactive than ethylene. and Statement-2: Addition of HBr on vinyl chloride follows Markovnikoff's addition. (a) Statement-1 is true, Statement-2 is true, Statement-2 is a correct explanation for Statement-1 (b) Statement-1 is true, Statement-2 is true, Statement-2 is not a correct explanation for Statement -1 (c) Statement -1 is true, Statement -2 is false (d) Statement -1 is false, Statement -2 is true

Statement-1: p-Nitroaniline is more polar than nitrobenzene and Statement-2: Nitro group has -M effect. (a) Statement-1 is true, Statement-2 is true, Statement-2 is a correct explanation for Statement-1 (b) Statement-1 is true, Statement-2 is true, Statement-2 is not a correct explanation for Statement -1 (c) Statement -1 is true, Statement -2 is false (d) Statement -1 is false, Statement -2 is true

Statement-1: In naphthalene all C-C bonds are equal and Statement-2: Like benzene naphthalene is also aromatic. (a) Statement-1 is true, Statement-2 is true, Statement-2 is a correct explanation for Statement-1 (b) Statement-1 is true, Statement-2 is true, Statement-2 is not a correct explanation for Statement -1 (c) Statement -1 is true, Statement -2 is false (d) Statement -1 is false, Statement -2 is true

Statement-1"C-O bond length is shorter in an ester as compared with an anhydride. Statement-2:A degree of cross conjugation exist in the anhydride which decreases the delocalisation to each carbonyl oxygen.

a. Statement- 1 and Statement- 2 are true, and state-ment- 2 is the correct explanation of Statement- 1. b. Statement- 1 and Statement- 2 are true but Statement- 2 is not the correct explanation of Statement- 1. c. Statement- 1 is true and Statement- 2 is false. d. Statement- 1 is false and Statement- 2 is true. e. Statement- 1 is false and Statement- 2 is false. Statement- 1: Compound (I) is formed not (II). and Statement- 2: Due to the reduction of central ring, 3 four-membered anti-aromatic rings become stable to from (I). In (II), due to the reduction of terminal ring, only one anti-aromatic ring can be stabilised.

Statement-1 : B_(2)O_(3) is more acidic than BeO. Statement-2 : Ionisation energy of B is more than Be.

RESONANCE ENGLISH-RANK BOOSTER-All Questions
  1. Which of the folllowing ion will be aromatic in nature ?

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  2. Statement-1:Benzene and ethene both give reactions with electrophillic...

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  3. Statement-1: Statement-2:Coplanar arrangement of three rings is flu...

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  4. Statement-1:Polyacylation in benzene does not occur during Friedal Cra...

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  5. Mole fraction of ethyl alcohol in aqueous ethyl alcohol (C2H5OH) solut...

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  6. Mole fraction of ethyl alcohol in aqueous ethyl alcohol (C2H5OH) solut...

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  7. Mole fraction of ethyl alcohol in aqueous ethyl alcohol (C2H5OH) solut...

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  8. The general electrophilic substitution reaction (replacement of H. by ...

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  9. The general electrophilic substitution reaction (replacement of H. by ...

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  10. The product U is

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  11. Which of the following will not be the product when S on reaction with...

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  12. The compound C8H9Cl(A) on treatments with KCN followed by hydrolysis g...

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  13. The compound C8H9Cl(A) on treatments with KCN followed by hydrolysis g...

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  14. The compound C8H9Cl(A) on treatments with KCN followed by hydrolysis g...

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  15. Mole fraction of ethyl alcohol in aqueous ethyl alcohol (C2H5OH) solut...

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  16. Hydration of 3-phenylbut-1-ene in dil H(2)So(4) will give mainly :

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  17. The number of atoms in 0.3mole of Na are?

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  18. The number of atoms in 0.7mole of Na are?

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  19. The number of atoms in 0.8mole of Na are?

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  20. Match the correct properties of compounds of column I with column II.

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