Ascorbic acid can reduce (A) 2, 4-dinitro benzene (B) 2, 6-Dichlorophenol Indophenol (C) 2, 4-dibromobenzene (D) 2, 6-dibromo benzene

1 Answer

Answer :

Answer : B

Related questions

Description : Ascorbic acid can reduce A) 2, 4-dinitro benzene (B) 2, 6-Dichlorophenol Indophenol (C) 2, 4-dibromobenzene (D) 2, 6-dibromo benzene

Last Answer : (B) 2, 6-Dichlorophenol Indophenol

Description : Ascorbic acid can reduce (A) 2, 6-Dibromobenzene (B) 2, 6-Diiodoxypyridine (C) 2, 6-Dichlorophenol indophenol (D) 2, 4-Dinitrobenzene

Last Answer : Answer : C

Description : The useful reagent for detection of amino acids is (A) Molisch reagent (B) Dichlorophenol Indophenol (C) Ninhydrin (D) Biuret

Last Answer : Answer : C

Description : The viability of seeds is tested by (a) 2, 6 dichlorophenol indophenol (b) 2, 3, 5 triphenyl tetrazolium chloride (c) DMSO (d) Safranine.

Last Answer : b) 2, 3, 5 triphenyl tetrazolium chloride

Description : Grignard reagent is chemically known as (A) Ethyl magnesium chloride (B) Methyl magnesium chloride (C) Dichlorophenol (D) Monochloroacetic acid

Last Answer : (A) Ethyl magnesium chloride

Description : Acetophenone reacts with Br2 in the presence of FeCl3 to form : (a) m-Bromoacetophenone (b) m-Dibromobenzene (c) o- + p-Bromoacetophenone (d) p-Dibromobenzene

Last Answer : m-Bromoacetophenone

Description : The R/S designation for the following stereoisomers of 1,3-Dibromo-2-methylbutane is :

Last Answer : The R/S designation for the following stereoisomers of 1,3-Dibromo-2-methylbutane is : A. 2R, 3R B. 2R, 3S C. 2S, 3R D. 2S, 3S

Description : The R/S designation for the following stereoisomers of 1,3-Dibromo-2-methylbutane is :

Last Answer : The R/S designation for the following stereoisomers of 1,3-Dibromo-2-methylbutane is : A. 2R, 3R B. 2R, 3S C. 2S, 3R D. 2S, 3S

Description : 1,3-Butadiene reacts with bromine to mainly give (a) 3,4-Dibromo-1-butene (b) 4-Bromo-1-butene (c) 1,4-Dibromo-2-butene (d) 1-Bromo-2-butene

Last Answer : 1,4-Dibromo-2-butene

Description : Iron absorption is hampered by (A) Ascorbic acid (B) Succinic acid (C) Phytic acid (D) Amino acid

Last Answer : Answer : C

Description : Cobamides contain a vitamin which is (A) Folic acid (B) Ascorbic acid (C) Pantothenic acid (D) Vitamin B12

Last Answer : Answer : D

Description : Coenzyme A contains a vitamin which is (A) Thiamin (B) Ascorbic acid (C) Pantothenic acid (D) Niacinamide

Last Answer : Answer : C

Description : Dictary deficiency of this vitamin leads to night blindness: (A) Retinol (B) Niacin (C) Ascorbic acid (D) Cholecalciferol VITAMINS 125

Last Answer : Answer : A

Description : The vitamin having the highest daily requirement among the following is (A) Thiamin (B) Ribovflavin (C) Pyridoxine (D) Ascorbic acid

Last Answer : Answer : D

Description : An early diagnosis of vitamin C deficiency can be made by (A) Measuring plasma ascorbic acid (B) Measuring urinary ascorbic acid (C) Ascorbic acid saturation test (D) All of these

Last Answer : Answer : C

Description : Vitamin C activity is present in (A) D-Ascorbic acid (B) D-Dehydroascorbic acid (C) L-Ascorbic acid (D) Both A and B

Last Answer : Answer : C

Description : Ascorbic acid is required to synthesise all of the following except (A) Collagen (B) Bile acids (C) Bile pigments (D) Epinephrine

Last Answer : Answer : C

Description : Sulpha drugs interfere with bacterial synthesis of (A) Lipoate (B) Vitamin E (C) Tetrahydrofolate (D) Ascorbic acid

Last Answer : Answer : C

Description : Pellagra is caused due to the deficiency of (A) Ascorbic acid (B) Pantothenic acid (C) Pyridoxine (D) Niacin

Last Answer : Answer : D

Description : In new born infants phototherapy may cause hyperbilirubinemia with deficiency of (A) Thiamin (B) Riboflavin (C) Ascorbic acid (D) Pantothenic acid VITAMINS 115

Last Answer : Answer : B

Description : Vitamin required in conversion of folic acid to folinic acid is (A) Biotin (B) Cobalamin (C) Ascorbic acid (D) Niacin

Last Answer : Answer : C

Description : Vitamin required for the conversion of phydroxyphenylpyruvate to homogentisate is (A) Folacin (B) Cobalamin (C) Ascorbic acid (D) Niacin

Last Answer : Answer : D

Description : In human body highest concentration of ascorbic acid is found in (A) Liver (B) Adrenal cortex (C) Adrenal medulla (D) Spleen

Last Answer : Answer : B

Description : In the individuals who are given liberal quantities of vitamin C, the serum ascorbic acid level is (A) 1–1.4 µg/100 ml (B) 2–4 µg/100 ml (C) 1–10 µg/100 ml (D) 10–20 µg/100 ml

Last Answer : Answer : A

Description : Carr-Price reaction is used to detect (A) Vitamin A (B) Vitamin D (C) Ascorbic acid (D) Vitamin E

Last Answer : Answer : A

Description : Neonatal tyrosinemia improves on administration of (A) Thiamin (B) Riboflavin (C) Pyridoxine (D) Ascorbic acid

Last Answer : Answer : A

Description : Egg is rich in all of the following except (A) Cholesterol (B) Saturated fatty acids (C) Ascorbic acid (D) Calcium

Last Answer : Answer : C

Description : Milk is a good source of (A) Proteins, calcium and iron (B) Proteins, calcium and ascorbic acid (C) Proteins, lactose and retinol (D) Proteins, lactose and essential fatty acids

Last Answer : Answer : C

Description : All of the following are required for hydroxylation of proline residues except (A) Ascorbic acid (B) Glutamate (C) Ferrous ions (D) Molecular oxygen

Last Answer : Answer : B

Description : Worldwide, the most common vitamin deficiency is that of (A) Ascorbic acid (B) Folic acid (C) Vitamin A (D) Vitamin D

Last Answer : B

Description : The cholesterol molecule is (A) Benzene derivative (B) Quinoline derivative (C) Steroid (D) Straight chain acid

Last Answer : Answer : C

Description : Amino acids are insoluble in (A) Acetic acid (B) Chloroform (C) Ethanol (D) Benzene

Last Answer : Answer : D

Description : Benzene group is present in which amino acid?

Last Answer :  Phenyl alanine.

Description : Which is the richest source of ascorbic acid? -General Knowledge

Last Answer : The answer is 'Guava'

Description : Which is the richest source of ascorbic acid? -General Knowledge

Last Answer : answer:

Description : Another name of Vitamin C is (a) Folic acid (b) Ascorbic acid (c) Niacin (d) Acetic acid

Last Answer : Ans:(b)

Description : Consider the following statements: 1. Caffeine, a constituent of tea and coffee is a diuretic 2. Citric acid is used in soft drinks. 3. Ascorbic acid is essential for the formation of bones and teeth. 4. Citric Acid is a good ... 2 only (b) 1, 2 and 3 only (c) 3 and 4 only (d) 1, 2, 3 and 4

Last Answer : Ans:(a)

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

Last Answer : Ans:(b)

Description : Fat soluble vitamins are – (1) Tocopherol, Niacin, Cyanocobalamin (2) Calciferol, Carotene, Tocopherol (3) Ascorbic acid, Calciferol, Riboflavin (4) Thiamine, Carotene, Biotin

Last Answer : (2) Calciferol, Carotene, Tocopherol Explanation: Calciferol (Vitamin D): Tocopherols and tocotrienols (Vitamin E); Phylloquinone, menaquinones (Vitamin K); and Retinol, retinal, and four carotenoids including beta carotene (Vitamin Al are all fat soluble vitamins.

Description : Vitamin C is also known as - (1) Amino acid (2) Ascorbic acid (3) Acetic acid (4) Azelaic acid

Last Answer : (2) Ascorbic acid Explanation: Ascorbic acid is a naturally occurring organic com-pound with antioxidant properties which is one form of Vitamin C. It dissolves well in water to give mildly acidic solutions. It is used to prevent and treat scurvy, a disease caused by a lack of vitamin C in the body

Description : Which of the following prevents bleeding of gums? (1) Ascorbic acid (2) Vitamin B (3) Nicothaamide (4) Thiamine

Last Answer : (1) Ascorbic acid Explanation: Vitamin C (Ascorbic acid) cures scurvy, which can cause abnormal gum bleeding. Excellent sources include citrus fruits such as oranges, lemons, limes, and grapefruits.

Description : The acid present in gastric juice is – (1) Hydrochloric (2) Nitric (3) Sulphuric (4) Ascorbic

Last Answer : (1) Hydrochloric Explanation: Gastric glands within the stomach produce secretions called gastric juice. Hydrochloric acid (HCl) converts pepsinogen to pepsin hich breaks down proteins to peptides.

Description : Which of the following is not a member of the vitamin B complex? (1) Thiamine (2) Riboflavin (3) Folic acid (4) Ascorbic acid

Last Answer : (4) Ascorbic acid Explanation: Vitamin B complex consists of 8 vitamins namely B1, B2, B3, B5, B6, B7, B 9 and B12. Vitamin B1 is Thiamine, Vit B2 is Riboflavin, Vit B3 is Niacin, Vit B5 is pantothenic acid, Vit B6 is pyridoxine, biotin, folic acid and Vit B12 is cyanocobalamin.

Description : The vitamin most readily destroyed by heat is – (1) Riboflavin (2) Ascorbic acid (3) Tocopherol (4) Thiamine

Last Answer : (2) Ascorbic acid Explanation: Vitamin C (Ascorbic Acid) is the most easily destroyed vitamin. It is destroyed by oxygen, heat (above 70 degrees) and it leaks out into the cooking water because ... until we need them. Steaming and stir-frying are two methods that help conserve vitamin C content.

Description : The acid contained in vinegar is – (1) Acetic acid (2) Ascorbic acid (3) Citric acid (4) Tartaric acid

Last Answer : (1) Acetic acid Explanation: Table vinegar typically contains between 4 and 8 % acetic acid (ethanoic acid).

Description : Which of the following is known as Vitamin B1? (1) Retinol (2) Thiamin (3) Riboflavin (4) Ascorbic Acid

Last Answer : (2) Thiamin Explanation: Thiamine also called vitamin B 1, named as the "thio-vitamine" ("sulfurcontaining vitamin") is a watersoluble vitamin of the B complex. First named aneurin for ... the generic descriptor name vitamin B 1. Its phosphate derivatives are involved in many cellular processes.

Description : What is ascorbic acid?

Last Answer : Vitamin C

Description : What is the another name of Ascorbic acid?

Last Answer : Vitamin C

Description : True statements about the aqueous humour: a. has a higher lactic acid concentration than in the plasma b. the glucose levels is lower than that of the plasma levels c. the ascorbic acid ... same concentration of protein as in the plasma e. the rate of formation is about 2.5ul/minute

Last Answer : has a higher lactic acid concentration than in the plasma

Description : Milk is a good source of all water-soluble vitamins except for ___ a) Cyanocobalamin b) Riboflavin c) Ascorbic Acid d) Thiamine

Last Answer : c) Ascorbic Acid