Q34.In base vs. Acid titration, at the end point methyl orange is present as (1) quinonoid form (2) heterocyclic form (3) phenolic form (4) benzenoid form
What This Question Tests
This question requires knowledge of the structural forms of methyl orange indicator at the equivalence point of a base vs. acid titration.
Concepts Tested
📚 NCERT Sections This Tests
7.8 — Ortho And Para Nitrophenols Are More Acidic Than Phenol. Draw The
Chemistry Class 12 · Chapter 7
7.8 Ortho and para nitrophenols are more acidic than phenol. Draw the resonance structures of the corresponding phenoxide ions.
9.5 — How Will You Convert:
Chemistry Class 12 · Chapter 9
9.5 How will you convert: (i) Ethanoic acid into methanamine (ii) Hexanenitrile into 1-aminopentane (iii) Methanol to ethanoic acid (iv) Ethanamine into methanamine (v) Ethanoic acid into propanoic acid (vi) Methanamine into ethanamine (vii) Nitromethane into dimethylamine (viii) Propanoic acid into ethanoic acid? 9.6 Describe a method for the identification of primary, secondary and tertiary amines. Also write chemical equations of the reactions involved.
7.14 — Give Two Reactions That Show The Acidic Nature Of Phenol. Compare Acidity
Chemistry Class 12 · Chapter 7
7.14 Give two reactions that show the acidic nature of phenol. Compare acidity of phenol with that of ethanol.
📋 Question Details
- Chapter
- Chemistry in Everyday Life
- Topic
- Indicators in titrations
- Year
- 2022
- Shift
- 25 Jul Shift 2
- Q Number
- Q34
- Type
- MCQ
- NCERT Ref
- Class 12 Chemistry Ch 16: Chemistry in Everyday Life
More from this Chapter
Q60.All of the following statements apply to proteins except (1) Proteins generally have no definite melting point (2) Proteins contain the grouping - CONH− (3) Proteins have high molecular weight (4) Proteins can only contain the elements C, H, O and N.
Q59.Chemically heroin is (1) morphine monoacetate (2) morphine dibenzoate (3) morphine diacetate (4) morphine monobenzoate
Q59.Aspirin can be prepared by the reaction of (1) Salicyldehyde with acetic anhydride in presence (2) Salicylic acid with methanol in presence of of H2SO4 H2SO4 (3) Salicylic acid with acetic anhydride in presence (4) Cinnamic acid with acetic anhydride in presence of H2SO4 of H2SO4
Q59.Sulphonamides act as (1) Antiseptic (2) Analgesic (3) Antimicrobials (4) Antipyretic