Match the following:Natural SourceAcid1. VinegarA. Oxalic Acid2. OrangeB. Acetic Acid3. TamarindC. Citric Acid4. TomatoD. Tartaric acidA. 1-a, 2-b, 3-d, 4-cB. 1-b, 2-c, 3-d, 4-aC. 1-a, 2-c, 3-d, 4-aD. 1-d, 2-a, 3-b, 4-c (2024)

Hint: The chemical formula and name of the acid present in the vinegar is ${\text{C}}{{\text{H}}_{\text{3}}}{\text{COOH}}$ ethanoic acid. The chemical formula and name of the acid present in the orange is ${{\text{C}}_{\text{6}}}{{\text{H}}_{\text{8}}}{{\text{O}}_7}$ $2 - $hydroxy propane$ - 1,2,3 - $tricarboxylic acid. The chemical formula and name of the acid present in the tamarind is ${{\text{C}}_4}{{\text{H}}_{\text{6}}}{{\text{O}}_{\text{6}}}$$2,3 - $Dihydroxy butanedioic acid. The chemical formula and name of the acid present in the tomato is ${{\text{C}}_2}{{\text{H}}_2}{{\text{O}}_4}$ ethanedioic acid.

Complete answer:
A molecule that can donate a proton or accept electrons is known as acid.
The acid present in vinegar is acetic acid which is systematically known as ethanoic acid. It is a weak acid. The chemical formula of the acetic acid is ${\text{C}}{{\text{H}}_{\text{3}}}{\text{COOH}}$.
The structure of acetic acid is as follows:

The acid present in orange is citric acid which is systematically known as $2 - $ hydroxy propane$ - 1,2,3 - $tricarboxylic acid. It is soluble in water. The molecular formula of the citric acid is ${{\text{C}}_{\text{6}}}{{\text{H}}_{\text{8}}}{{\text{O}}_7}$.
The structure of citric acid is as follows:

Match the following:Natural SourceAcid1. VinegarA. Oxalic Acid2. OrangeB. Acetic Acid3. TamarindC. Citric Acid4. TomatoD. Tartaric acidA. 1-a, 2-b, 3-d, 4-cB. 1-b, 2-c, 3-d, 4-aC. 1-a, 2-c, 3-d, 4-aD. 1-d, 2-a, 3-b, 4-c (2)

The acid present in tamarind is tartaric acid. It is an alpha-hydroxy carboxylic acid. The molecular formula of the tartaric acid is ${{\text{C}}_4}{{\text{H}}_{\text{6}}}{{\text{O}}_{\text{6}}}$. The IUPAC name of tartaric acid is $2,3 - $Dihydroxy butanedioic acid.
The structure of tartaric acid is as follows:

Match the following:Natural SourceAcid1. VinegarA. Oxalic Acid2. OrangeB. Acetic Acid3. TamarindC. Citric Acid4. TomatoD. Tartaric acidA. 1-a, 2-b, 3-d, 4-cB. 1-b, 2-c, 3-d, 4-aC. 1-a, 2-c, 3-d, 4-aD. 1-d, 2-a, 3-b, 4-c (3)

The acid present in tomato is oxalic acid. The molecular formula of the tartaric acid is ${{\text{C}}_2}{{\text{H}}_2}{{\text{O}}_4}$. The systematic name of oxalic acid is ethanedioic acid.
The structure of oxalic acid is as follows:

Match the following:Natural SourceAcid1. VinegarA. Oxalic Acid2. OrangeB. Acetic Acid3. TamarindC. Citric Acid4. TomatoD. Tartaric acidA. 1-a, 2-b, 3-d, 4-cB. 1-b, 2-c, 3-d, 4-aC. 1-a, 2-c, 3-d, 4-aD. 1-d, 2-a, 3-b, 4-c (4)

So, correct match of natural source and acid are as following:

Natural SourceAcid
1. VinegarB. Acetic Acid
2. OrangeC. Citric Acid
3. TamarindD. Tartaric Acid
4. TomatoA. Oxalic Acid

Therefore, option (B) 1-b, 2-c, 3-d, 4-a, is correct.

Note:

All acids have two carboxylic groups. The substance which has acids has a sour test. The pH of the liquid of these substances will be less than seven. Liquid of these substances can convert blue litmus into red which confirms the acidic nature of these substances. The main acid present in orange is ascorbic acid or vitamin C having molecular formula ${{\text{C}}_{\text{6}}}{{\text{H}}_{\text{8}}}{{\text{O}}_{\text{6}}}$. Ascorbic acid or vitamin C cannot be produced by the body and cannot be stored. It is obtained from the diet. It is necessary for the recovery of the tissues. Fruit and vegetables are rich sources of ascorbic acid.
Match the following:Natural SourceAcid1. VinegarA. Oxalic Acid2. OrangeB. Acetic Acid3. TamarindC. Citric Acid4. TomatoD. Tartaric acidA. 1-a, 2-b, 3-d, 4-cB. 1-b, 2-c, 3-d, 4-aC. 1-a, 2-c, 3-d, 4-aD. 1-d, 2-a, 3-b, 4-c (2024)

FAQs

What is a natural source of oxalic acid? ›

Tomato is one of the natural sources of Oxalic Acid. Oxalic acid is a crystalline solid which forms colourless solution in water. Food articles like spinach, cabbage Broccoli, parsley, tomato are some good sources of Oxalic acid.

What is a natural source of which acid? ›

Group AGroup B
1. Tamarinda. Acetic acid
2. Curdb. Citric acid
3. Lemonc. Tartaric acid
4.Vinegard. Lactic acid

What is the natural source of acetic acid? ›

Natural sources of acetic acid include apples, grapes, pineapple, strawberries, and oranges. Aside from that, acetic acid can be found in vinegar. Vinegar and certain rotting fruits and vegetables are natural sources of acetic acid. So we can say that the main natural source of Acetic acid is Vinegar.

Which of the following natural sources contains oxalic acid a lemon b orange c tomato d tamarind? ›

Tomato contains oxalic acid .

Is vinegar an oxalic acid? ›

Complete answer:

The acid present in vinegar is acetic acid which is systematically known as ethanoic acid. It is a weak acid.

What are the natural sources of citric acid? ›

Natural sources

Citrus fruits such as lemons and limes have the highest quantities of naturally occurring citric acid, according to research from 2014. Other natural sources include tangerines, oranges, grapefruits, pineapples, tomatoes, broccoli, carrots, and berries.

Is acetic acid found in tomatoes? ›

Tomato is the most natural source of oxalic acid. In the natural form, it is attached to some minerals and exists in the form of oxalate in plants. Chemical formula: (COOH)2. For acetic acid the natural source is vinegar.

What acid is in tamarind? ›

Tartaric acid is the acid found in tamarind. Dihydroxybutane-dioic acid is another name for tartaric acid. It is mainly found in fruits like grapes and bananas.

What are the natural sources of tartaric acid? ›

Tartaric acid occurs naturally in a wide diversity of plants and microorganisms. It is most abundant in tamarind, grapes banana apple, Gymnema sylvestre, and some citrus fruits. Tamarind in India is basically used in form of tamarind pulp.

Is vinegar a natural source? ›

Natural vinegar and synthetic vinegar, vinegar is a collective word for products containing acetic acid as an active substance. Acetic acid is obtained in various ways. The acetic acid in natural vinegar is always obtained from an agricultural source. Synthetic vinegar originates in fossil fuels.

Is acetic acid in vinegar natural? ›

Vinegar typically contains from 5% to 18% acetic acid by volume. Usually, the acetic acid is produced by a double fermentation, converting simple sugars to ethanol using yeast and ethanol to acetic acid using acetic acid bacteria. Many types of vinegar are made, depending on source materials.

What food has vinegar in it? ›

It is found in popular kitchen staples like salad dressings, marinades, sauces, mayonnaise, and ketchup. Vinegar can change the texture of foods. It breaks down the chemical structure of protein, such as when used as a marinade to tenderize meats and fish.

Which acid is present in orange? ›

The acid that is present in orange is Citric acid. We can find citric acid in all citrus fruits like orange, lemons, limes etc. Citric acid is added to most of the diets as it is highly nutritious and hence considered an excellent addition to most diets.

Is the natural source of oxalic acid? ›

Hence, the two natural sources of Oxalic acid are:- Tomato and Spinach.

Do oranges contain oxalic acid? ›

Oranges growing on a tree branch. Oranges contain ascorbic acid, also known as vitamin C. Other acids that contribute to the nutritional profile of oranges include folic, pantothenic, hydroxycinnamic, citric, malic and oxalic.

What foods are high in oxalic acid? ›

Oxalates are natural compounds found in vegetables, fruits, nuts, and grains. Some examples of foods that are highest in oxalates include green leafy vegetables, soy, almonds, potatoes, tea, rhubarb, cereal grains and beets.

Where is oxalic found naturally? ›

Oxalic acid is an organic compound found in many plants, including leafy greens, vegetables, fruits, cocoa, nuts, and seeds ( 1 ). In plants, it's usually bound to minerals, forming oxalate.

What plant has the most oxalic acid? ›

Vegetables that are particularly high in oxalate include:
  • spinach.
  • kale.
  • swiss chard.
  • sweet potatoes.
  • rhubarb.
  • beets.
  • potato skins.
Jul 20, 2022

What is oxalic acid common source? ›

Occurrence in foods and plants. Stems of Oxalis triangularis contain oxalic acid. Early investigators isolated oxalic acid from wood-sorrel (Oxalis). Members of the spinach family and the brassicas (cabbage, broccoli, brussels sprouts) are high in oxalates, as are sorrel and umbellifers like parsley.

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