Sour taste of lemon is due to the presence of which of the following ? (1) Citric acid (2) Acetic acid (3) Oxalic acid (4) Formic acid

Sour taste of lemon is due to the presence of which of the following ? (1) Citric acid (2) Acetic acid (3) Oxalic acid (4) Formic acid
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Citric acid
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Sour taste of lemon is due to the presence of which of the follow-ing? (1) Citric acid (2) Acetic acid (3) Oxalic acid (4) Formic acid

Description : Sour taste of lemon is due to the presence of which of the follow-ing? (1) Citric acid (2) Acetic acid (3) Oxalic acid (4) Formic acid

Last Answer : (1) Citric acid Explanation: Lemon juice is about 5% citric acid, which gives lemons a sour taste and a pH of 2 to 3. Citric acid is found in many fruits but lemon contains large quantity of ... of lemon juice makes it a key ingredient in drinks and foods such as lemonade and lemon meringue pie.

Sour taste of 'Coca Cola' is due to the presence of – (1) acetic acid (2) phosphoric acid (3) hydrochloric acid (4) formic acid

Description : Sour taste of 'Coca Cola' is due to the presence of – (1) acetic acid (2) phosphoric acid (3) hydrochloric acid (4) formic acid

Last Answer : (2) phosphoric acid Explanation: Food-grade phosphoric acid (additive E338) is used to acidify foods and beverages such as various colas, but not without controversy regarding its ... usually fermented by Aspergillusniger mold from scrap molasses, waste starch hydrolysates and phosphoric acid.

Sour taste of ‘Coca Cola’ is due to the presence of (1) acetic acid (2) phosphoric acid (3) hydrochloric acid (4) formic acid

Description : Sour taste of ‘Coca Cola’ is due to the presence of (1) acetic acid (2) phosphoric acid (3) hydrochloric acid (4) formic acid

Last Answer : phosphoric acid 

Check the incorrect statement : (a) Acetic acid is present in sour milk (b) Formic acid is present in insect bites (c) Tartaric acid is present in grapes (d) Citric acid is a tricarboxylic acid

Description : Check the incorrect statement : (a) Acetic acid is present in sour milk (b) Formic acid is present in insect bites (c) Tartaric acid is present in grapes (d) Citric acid is a tricarboxylic acid

Last Answer : Acetic acid is present in sour milk

Curd is sour due to presence of – (1) Tartaric acid (2) Lactic acid (3) Acetic acid (4) Oxalic acid

Description : Curd is sour due to presence of – (1) Tartaric acid (2) Lactic acid (3) Acetic acid (4) Oxalic acid

Last Answer : (2) Lactic acid Explanation: Curds are a dairy product obtained by curdling (coagulating) milk with rennet or an edible acidic substance such as lemon juice or vinegar, and then draining off the liquid ... solid masses, or curds. The remaining liquid, which contains only whey proteins, is the whey.

Curd is sour due to presence of (1) Tartaric acid (2) Lactic acid (3) Acetic acid (4) Oxalic acid

Description : Curd is sour due to presence of (1) Tartaric acid (2) Lactic acid (3) Acetic acid (4) Oxalic acid

Last Answer : Lactic acid

The chief constituent of vinegar is – (1) Formic acid (2) Acetic acid (3) Salycylic acid (4) Oxalic acid

Description : The chief constituent of vinegar is – (1) Formic acid (2) Acetic acid (3) Salycylic acid (4) Oxalic acid

Last Answer : (2) Acetic acid Explanation: Vinegar is a liquid substance consisting mainly of acetic acid (CH3CO2H) and water, the acetic acid being produced through the fermentation of ethanol by acetic acid ... easily available mild acid, it had a great variety of industrial, medical, and domestic uses.

The chief constituent of vinegar is (1) Formic acid (2) Acetic acid (3) Salycylic acid (4) Oxalic acid

Description : The chief constituent of vinegar is (1) Formic acid (2) Acetic acid (3) Salycylic acid (4) Oxalic acid

Last Answer : Acetic acid

Milk tastes sour when it is left in open for some time. This happens due to the formation of (1) Lactic acid (2) Citric acid (3) Acetic acid (4) Carbonic acid

Description : Milk tastes sour when it is left in open for some time. This happens due to the formation of (1) Lactic acid (2) Citric acid (3) Acetic acid (4) Carbonic acid

Last Answer : (1) Lactic acid Explanation: Milk contains a sugar called lactose, a disaccharide (compound sugar) made by the glycosidic bonding between glucose and glactose (monosaccharides). When milk is heated to ... multiplies. These convert the lactose into lactic acid, which imparts the sour taste to curd.

Milk tastes sour when kept in the open for sometime due to the formation of – (1) lactic acid (2) citric acid (3) acetic acid (4) carbonic acid

Description : Milk tastes sour when kept in the open for sometime due to the formation of – (1) lactic acid (2) citric acid (3) acetic acid (4) carbonic acid

Last Answer : (1) lactic acid Explanation: Like many other things, milk contains bacteria, Milk also naturally contains a kind of sugar known as "lactose." The bacteria that live in milk get energy from this ... sugars to reproduce, they change it from "lactose sugar" into "lactic acid," which tastes sour.

Milk tastes sour when kept in the open for sometime due to the formation of (1) lactic acid (2) citric acid (3) acetic acid (4) carbonic acid

Description : Milk tastes sour when kept in the open for sometime due to the formation of (1) lactic acid (2) citric acid (3) acetic acid (4) carbonic acid

Last Answer :  lactic acid

The aqueous solution of which acids is called Vinegar - (1) Citric acid (2) Hydrochloric acid (3) Acetic acid (4) Oxalic acid

Description : The aqueous solution of which acids is called Vinegar - (1) Citric acid (2) Hydrochloric acid (3) Acetic acid (4) Oxalic acid

Last Answer : (3) Acetic acid Explanation: Vinegar is an aqueous solution of acetic acid and trace chemicals that may include flavorings. Vinegar typically contains 5–20% acetic acid by volume.

‘Vinegar’ is a commercial name of (1) Oxalic acid (2) Hydrochloric acid (3) Acetic acid (4) Citric acid

Description : ‘Vinegar’ is a commercial name of (1) Oxalic acid (2) Hydrochloric acid (3) Acetic acid (4) Citric acid 

Last Answer : Acetic acid

Which of the options in the given table are correct? Option | Natural Source | Acid Present (i) Orange | Oxalic acid (ii) Sour milk | Lactic acid (iii) Ant sting | Methanoic acid (iv) Tamarind | Acetic acid (a) (i) and (ii) (b) (i) and (iv) (c) (ii) and (iii) (d) (ii) and (iv)

Description : Which of the options in the given table are correct? Option | Natural Source | Acid Present (i) Orange | Oxalic acid (ii) Sour milk | Lactic acid (iii) Ant sting | Methanoic acid (iv) Tamarind | Acetic acid (a) (i) and (ii) (b) (i) and (iv) (c) (ii) and (iii) (d) (ii) and (iv)

Last Answer : Answer: (c)

Sour milk contains – (1) acetic acid (2) tartaric acid (3) citric acid (4) lactic acid

Description : Sour milk contains – (1) acetic acid (2) tartaric acid (3) citric acid (4) lactic acid

Last Answer : (4) lactic acid \ Explanation: Lactic acid, also known as milk acid, is a chemical compound that plays a role in various biochemical processes and was first isolated in 1780 by the Swedish ... kefir, and some cottage cheeses. The casein in fermented milk is coagulated (curdled) by lactic acid.

Sour milk contains (1) acetic acid (2) tartaric acid (3) citric acid (4) lactic acid

Description : Sour milk contains (1) acetic acid (2) tartaric acid (3) citric acid (4) lactic acid 

Last Answer :  lactic acid

The acid present in lemons and oranges is (a) acetic acid (b) hydrochloric acid (c) citric acid (d) oxalic acid

Description : The acid present in lemons and oranges is (a) acetic acid (b) hydrochloric acid (c) citric acid (d) oxalic acid

Last Answer : Ans:(c)

Tomato is a natural source of which acid? a) Acetic acid b) Citric acid c) Tartaric acid d) Oxalic acid

Description : Tomato is a natural source of which acid? a) Acetic acid b) Citric acid c) Tartaric acid d) Oxalic acid

Last Answer : d) Oxalic acid

Which of these acids is not organic in origin? (1) Lactic acid (2) Sulphuric acid (3) Citric acid (4) Oxalic acid

Description : Which of these acids is not organic in origin? (1) Lactic acid (2) Sulphuric acid (3) Citric acid (4) Oxalic acid

Last Answer : Sulphuric acid

Sting of ant can be cured by rubbing the affected area with soap because (a) it contains oxalic acid which neutralises the effect of formic acid (b) it contains aluminium hydroxide which neutralises the effect of formic acid (c) it contains sodium hydroxide which neutralises the effect of formic acid (d) none of these

Description : Sting of ant can be cured by rubbing the affected area with soap because (a) it contains oxalic acid which neutralises the effect of formic acid (b) it contains aluminium hydroxide which neutralises ... (c) it contains sodium hydroxide which neutralises the effect of formic acid (d) none of these

Last Answer : (c) it contains sodium hydroxide which neutralises the effect of formic acid

The sour taste in leaf of chickpea is due to presence of?

Description : The sour taste in leaf of chickpea is due to presence of?

Last Answer : Ans.Maleic and Oxalic acid

______ is used for making vinegar. (1) Tartaric acid (2) Mahe acid (3) Oxalic acid (4) Acetic acid

Description : ______ is used for making vinegar. (1) Tartaric acid (2) Mahe acid (3) Oxalic acid (4) Acetic acid

Last Answer : (4) Acetic acid Explanation: Vinegar is a liquid consisting mainly of acetic acid (CH3COON) and water. The acetic acid is produced by the fermentation of ethanol by acetic acid bacteria. It is mainly used as a cooking ingredient.

Which is Known as carbolic acid? (1) Phenol (2) Ethanol (3) Acetic acid (4) Oxalic acid

Description : Which is Known as carbolic acid? (1) Phenol (2) Ethanol (3) Acetic acid (4) Oxalic acid

Last Answer : (1) Phenol Explanation: Phenol is also known as carbolic acid. It is an aromatic organic compound with the molecular formula C6H5OH. Phenol and its chemical derivatives are essential ... epoxies, Bakelite, nylon, detergents, herbicides such as phenoxy herbicides, and numerous pharmaceutical drugs.

______ is used for making vinegar. (1) Tartaric acid (2) Malic acid (3) Oxalic acid (4) Acetic acid

Description : ______ is used for making vinegar. (1) Tartaric acid (2) Malic acid (3) Oxalic acid (4) Acetic acid

Last Answer : (4) Acetic acid Explanation: Vinegar is a liquid consisting mainly of acetic acid (CH3COOH) and water.

____ is used for making vinegar. (1) Tartaric acid (2) Malic acid (3) Oxalic acid (4) Acetic acid

Description : ____ is used for making vinegar. (1) Tartaric acid (2) Malic acid (3) Oxalic acid (4) Acetic acid

Last Answer : Acetic acid

Which is known as carbolic acid? (1) Phenol (2) Ethanol (3) Acetic acid (4) Oxalic acid

Description : Which is known as carbolic acid? (1) Phenol (2) Ethanol (3) Acetic acid (4) Oxalic acid 

Last Answer : Phenol

Vinegar is _____. (1) diluted acetic acid (2) glacial acetic acid (3) glacial formic acid (4) diluted formic acid

Description : Vinegar is _____. (1) diluted acetic acid (2) glacial acetic acid (3) glacial formic acid (4) diluted formic acid

Last Answer : (1) diluted acetic acid Explanation: Vinegar is mostly dilute acetic acid, often produced by fermentation and subsequent oxidation of ethanol. It is roughly 3- 9% acetic acid by volume, making acetic acid the main component of vinegar apart from water.

Which one of the following is found in Vinegar? (1) Acetic acid (2) Propionic acid (3) Formic acid (4) Butyric acid

Description : Which one of the following is found in Vinegar? (1) Acetic acid (2) Propionic acid (3) Formic acid (4) Butyric acid

Last Answer : (1) Acetic acid Explanation: Vinegar is a liquid consisting mainly of acetic acid (CH3COOH) and water. The acetic acid is produced by the fermentation of ethanol by acetic acid bacteria. It is mainly used as a cooking ingredient.

The acid which fails to liberate carbon dioxide from sodium bicarbonate is : (1) Acetic acid (2) Formic acid (3) Carbonic acid (4) Sulphuric acid

Description : The acid which fails to liberate carbon dioxide from sodium bicarbonate is : (1) Acetic acid (2) Formic acid (3) Carbonic acid (4) Sulphuric acid

Last Answer : (4) Sulphuric acid Explanation: Sodium bicarbonate and organic acid (Formic acid, Acetic acid, Carbonic acid, etc) react vigorously to liberate carbon dioxide. For example, Sodium bicarbonate (NaHCO3) when treated with acetic acid reacts vigorously to liberate carbon dioxide.

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 will react with Tollens' reagent to give metallic silver? (a) Formic acid (b) Ethyl alcohol (c) Acetic acid (d) Acetone

Description : Which of the following compounds will react with Tollens' reagent to give metallic silver? (a) Formic acid (b) Ethyl alcohol (c) Acetic acid (d) Acetone

Last Answer : Formic acid

Propanenitrile undergoes acid-hydrolysis to give (a) Formic acid(b) Propionic acid(c) Acetic acid(d) Butyric acid

Description : Propanenitrile undergoes acid-hydrolysis to give (a) Formic acid (b) Propionic acid (c) Acetic acid (d) Butyric acid

Last Answer : Propionic acid

Which of the following statements is false about the acid-strength of acetic acid? (a) Acetic acid is a stronger acid than monochloroacetic acid(b) Acetic acid is a stronger acid than propionic acid. (c) Acetic acid is a weaker acid than trichloroacetic acid. (d) Acetic acid is a weaker acid than formic acid.

Description : Which of the following statements is false about the acid-strength of acetic acid? (a) Acetic acid is a stronger acid than monochloroacetic acid. (b) Acetic acid is a stronger acid than propionic acid. ... is a weaker acid than trichloroacetic acid. (d) Acetic acid is a weaker acid than formic acid

Last Answer : Acetic acid is a stronger acid than monochloroacetic acid

Vinegar is a (a) 5% solution of acetic acid in water (b) 25% solution of acetic acid in water (c) 50% solution of acetic acid in water (d) 40% solution of formic acid in water

Description : Vinegar is a (a) 5% solution of acetic acid in water (b) 25% solution of acetic acid in water (c) 50% solution of acetic acid in water (d) 40% solution of formic acid in water

Last Answer : 5% solution of acetic acid in water

Ethylene glycol undergoes oxidation with hot acidic KMnO4 to form : (a) Formic acid (b) Formaldehyde(c) Acetic acid(d) Acetaldehyde

Description : Ethylene glycol undergoes oxidation with hot acidic KMnO4 to form : (a) Formic acid (b) Formaldehyde (c) Acetic acid (d) Acetaldehyde

Last Answer : Formic acid

Ethylene oxide undergoes acid-hydrolysis to form (a) Ethylene glycol (b) Formic acid (c) Ethyl alcohol (d) Acetic acid

Description : Ethylene oxide undergoes acid-hydrolysis to form (a) Ethylene glycol (b) Formic acid (c) Ethyl alcohol (d) Acetic acid

Last Answer : Ethylene glycol

n-Propylmagnesium bromide on treatment with carbon dioxide and further hydrolysis gives : (a) Acetic acid (b) Propanoic acid (c) Butanoic acid (d) Formic acid

Description : n-Propylmagnesium bromide on treatment with carbon dioxide and further hydrolysis gives : (a) Acetic acid (b) Propanoic acid (c) Butanoic acid (d) Formic acid

Last Answer : Butanoic acid

When chloroform is heated with aqueous NaOH, it gives (a) Formic acid (b) Sodium formate (c) Acetic acid (d) Sodium acetate

Description : When chloroform is heated with aqueous NaOH, it gives (a) Formic acid (b) Sodium formate (c) Acetic acid (d) Sodium acetate

Last Answer : Sodium formate

Ozonolysis of 2-butyne gives (a) Formic acid (b) Propanoic acid (c) Acetic acid (d) Butanoic acid

Description : Ozonolysis of 2-butyne gives (a) Formic acid (b) Propanoic acid (c) Acetic acid (d) Butanoic acid

Last Answer : Acetic acid

Which of the following is a planar molecule? (a) Formaldehyde (b) Acetone (c) Formic acid (d) Acetic acid

Description : Which of the following is a planar molecule? (a) Formaldehyde (b) Acetone (c) Formic acid (d) Acetic acid

Last Answer : Formaldehyde

The correct order of decreasing acid strength of trichloroacetic acid (A), trifluoroacetic acid (B), acetic acid (C) and formic acid (D) is: (1) A > C > B > D (2) B > A > D > C (3) B > D > C > A (4) A > B > C > D

Description : The correct order of decreasing acid strength of trichloroacetic acid (A), trifluoroacetic acid (B), acetic acid (C) and formic acid (D) is: (1) A > C > B > D (2) B > A > D > C (3) B > D > C > A (4) A > B > C > D

Last Answer : B > A

Vinegar is __________ . (1) diluted acetic acid (2) glacial acetic acid (3) glacial formic acid (4) diluted formic acid

Description : Vinegar is __________ . (1) diluted acetic acid (2) glacial acetic acid (3) glacial formic acid (4) diluted formic acid

Last Answer : diluted formic acid

The acid which fails to liberate carbon dioxide from sodium bicarbonate is : (1) Acetic acid (2) Formic acid (3) Carbonic acid (4) Sulphuric acid

Description : The acid which fails to liberate carbon dioxide from sodium bicarbonate is : (1) Acetic acid (2) Formic acid (3) Carbonic acid (4) Sulphuric acid

Last Answer : Sulphuric acid

Which one of the following is found in Vinegar ? (1) Acetic acid (2) Propionic acid (3) Formic acid (4) Butyric acid

Description : Which one of the following is found in Vinegar ? (1) Acetic acid (2) Propionic acid (3) Formic acid (4) Butyric acid

Last Answer : Acetic acid 

The acid present in red ants is (1) Acetic acid (2) Butyric acid (3) Caproic acid (4) Formic acid

Description : The acid present in red ants is (1) Acetic acid (2) Butyric acid (3) Caproic acid (4) Formic acid 

Last Answer : Formic acid

Insulin is oxidized to separate the protein molecule into its constituent polypeptide chains without affecting the other part of the molecule by the use of (A) Performic acid (B) Oxalic acid (C) Citric acid (D) Malic acid

Description : Insulin is oxidized to separate the protein molecule into its constituent polypeptide chains without affecting the other part of the molecule by the use of (A) Performic acid (B) Oxalic acid (C) Citric acid (D) Malic acid

Last Answer : Answer : A

The chemical name of vitamin C is (a) Citric acid (b) Ascorbic acid (c) Oxalic acid (d) Nitric acid

Description : The chemical name of vitamin C is (a) Citric acid (b) Ascorbic acid (c) Oxalic acid (d) Nitric acid

Last Answer : Ans:(b)

An acid derived from green leaves of chickpea prescribed for intestinal disorders is (A) Citric acid (B) Sulphuric acid (C) Oxalic acid (D) Prussic acid

Description : An acid derived from green leaves of chickpea prescribed for intestinal disorders is (A) Citric acid (B) Sulphuric acid (C) Oxalic acid (D) Prussic acid

Last Answer : (C) Oxalic acid

Acid present in Tomato is (A)Lactic acid (B) Tartaric acid (C) Oxalic acid (D) Citric acid

Description : Acid present in Tomato is (A)Lactic acid (B) Tartaric acid (C) Oxalic acid (D) Citric acid

Last Answer : (C) Oxalic acid