What elements need to be present for a compound to be considered organic?

What elements need to be present for a compound to be considered organic?
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1 Answer

Answer :

The indispensable chemical element is carbon.
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When an organic compound is present in aqueous medium and is less soluble in any organic solvent, then it is separated by `:`

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Last Answer : When an organic compound is present in aqueous medium and is less soluble in any organic ... B. distillation C. chromatography D. sublimation

0.3780g of organic chloro compound gave 0.5740g of silver chloride in carius estimation .Calculate the percentage of chlorine present in the compound.

Description : 0.3780g of organic chloro compound gave 0.5740g of silver chloride in carius estimation .Calculate the percentage of chlorine present in the compound.

Last Answer : % of chlorine = 35.5*mass of AgCl formed * 100/143.5 * mass of the substance = 35.5*0.5740*100/143.5*0.3780 = 19.6 %

An example of an organic compound present in our food is

Description : An example of an organic compound present in our food is

Last Answer : starch.

In organic compound, halogens are estimated by which method? -General Knowledge

Description : In organic compound, halogens are estimated by which method? -General Knowledge

Last Answer : The answer is 'Carius method'

In organic compound, halogens are estimated by which method? -General Knowledge

Description : In organic compound, halogens are estimated by which method? -General Knowledge

Last Answer : answer:

Why wood is an organic compound ?

Description : Why wood is an organic compound ?

Last Answer : Wood is Cellulose ( C6H10O5) n Wood is an organic compound as it contains carbon.

What is Chakraic Organic Compound ?

Description : What is Chakraic Organic Compound ?

Last Answer : Organic compounds in which only carbon atoms are joined together or other elements such as oxygen , nitrogen , sulfur, etc. are added to the carbon to form a cycle are called cyclic organic compounds.

A way to know if a compound is organic or inorganic. Please give a little detail ?

Description : A way to know if a compound is organic or inorganic. Please give a little detail ?

Last Answer : A compound will be considered organic only when carbon is present in the compound. The compound will be either hydrocarbons , or a compound produced by reaction from hydrocarbons. Those who do not have these two characteristics are inorganic.

Which scientist prepares organic compound urea by heating inorganic compound ammonium cyanate ?

Description : Which scientist prepares organic compound urea by heating inorganic compound ammonium cyanate ?

Last Answer : Friedrich Voller.

What is the name of the first organic compound prepared from inorganic compounds ?

Description : What is the name of the first organic compound prepared from inorganic compounds ?

Last Answer : The first organic compound made from inorganic compound is called urea.

What is Free Chain Organic Compound ?

Description : What is Free Chain Organic Compound ?

Last Answer : Organic compounds that have free carbon atoms at the edges are called free chain organic compounds.

In the process of photosynthesis, green plants convert solar energy into chemical energy and first bind to which organic compound ?

Last Answer : Green plants convert solar energy into chemical energy in the process of photosynthesis and first bind ATP, NADPH in organic compounds.

How can an organic compound exist without single bonds between the carbons?

Description : How can an organic compound exist without single bonds between the carbons?

Last Answer : This is a question much asked on the internet which leads me to believe it is a homework question. I do not believe in just giving students the answer as that would be ... /quantico/qmhs/homeworkHotline/documents/elementsoflivingthings.pdf read the pages and find your answer there. Good luck!

In an organic compound of molar mass `108 gm mol^-1 C, H and N` atoms are presents in `9 : 1 : 3.5` by mass. Molecular can be

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Last Answer : In an organic compound of molar mass `108 gm mol^-1 C, H and N` atoms are presents in `9 : 1 : 3.5` by mass. ... (5)H_(6)N_(3)` D. `C_(4)H_(18)N_(3)`

44 g of a sample of organic compound on complet combustion gives 88 g `CO_(2)` and 36 g of `H_(2)O` . The molecular formula of the compound may be :-

Description : 44 g of a sample of organic compound on complet combustion gives 88 g `CO_(2)` and 36 g of `H_(2)O` . The molecular formula of the compound may be :-

Last Answer : 44 g of a sample of organic compound on complet combustion gives 88 g `CO_(2)` and 36 g of `H_(2)O` . The ... . `C_(2)H_(4)O` D. `C_(3)H_(6)O`

The structure of isobutyl group in an organic compound is

Description : The structure of isobutyl group in an organic compound is

Last Answer : The structure of isobutyl group in an organic compound is A. `CH_(3)-underset(CH_(3))underset(|)overset(CH_(3)) ... . `CH_(3)CH_(2)CH_(2)CH_(2^(-))`

Organic compounds sometimes adjust their electronic as well as steric structure to attain stability. Among the following, the compound having highest

Description : Organic compounds sometimes adjust their electronic as well as steric structure to attain stability. Among the following, the compound having highest

Last Answer : Organic compounds sometimes adjust their electronic as well as steric structure to attain stability. Among the following, ... moment is : A. B. C. D.

An organic compound ("X") is a disubstituted benzene containing 77.8% carbon and 7.4 % hydrogen. Heating an alkaline solution of "X" with chloroform g

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Last Answer : An organic compound ("X") is a disubstituted benzene containing 77.8% carbon and 7.4 % hydrogen. Heating an alkaline ... "Z". "Z" is A. B. C. D.

An organic compound A,`C_(5)H_(8)O` reacts with `H_(2)O, NH_(3)` and `CH_(3)COOH` as described below A is

Description : An organic compound A,`C_(5)H_(8)O` reacts with `H_(2)O, NH_(3)` and `CH_(3)COOH` as described below A is

Last Answer : An organic compound A,`C_(5)H_(8)O` reacts with `H_(2)O, NH_(3)` and `CH_(3)COOH` as described ... 2))underset(||)(C)-underset(H)underset(|)(C)=O`

After completion of the reactions (I and II ), the organic compound (s) in the reactions mixtures is (are )

Description : After completion of the reactions (I and II ), the organic compound (s) in the reactions mixtures is (are )

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For the estimation of nitrogen, 1.4 g of an organic compound was digested by Kjeldahl method and the evolved ammonia acid absorbed in 60 mL of `M/10`

Description : For the estimation of nitrogen, 1.4 g of an organic compound was digested by Kjeldahl method and the evolved ammonia acid absorbed in 60 mL of `M/10`

Last Answer : For the estimation of nitrogen, 1.4 g of an organic compound was digested by Kjeldahl method and the evolved ammonia ... ` B. `10%` C. `3%` D. `5%`

An organic compound containing one oxygen gives red colour with cerric ammonium nitrate solution , decolourise alkaline `KMnO_(4)` , respond iodoform

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Last Answer : An organic compound containing one oxygen gives red colour with cerric ammonium nitrate solution , decolourise alkaline ... underset(||)(O)-CH_(3)` D.

A mixture of two organic compound gives red coloured precipitate with cuprous chloride and silver mirror on heating with Zn and `NH_(4)Cl` followed by

Description : A mixture of two organic compound gives red coloured precipitate with cuprous chloride and silver mirror on heating with Zn and `NH_(4)Cl` followed by

Last Answer : A mixture of two organic compound gives red coloured precipitate with cuprous chloride and silver mirror on heating ... mixture contains : A. B. C. D.

Ammonium molybdate is used for detection of which element in organic compound :

Description : Ammonium molybdate is used for detection of which element in organic compound :

Last Answer : Ammonium molybdate is used for detection of which element in organic compound : A. C B. N C. P D. S

Carbon and hydrogen are normally detected by strongly heating the organic compound with

Description : Carbon and hydrogen are normally detected by strongly heating the organic compound with

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An organic compound (A) on reduction gives a compound (B) which on reaction with `CHCI_(3)` and `NaOH` form (C). The compound (C) on catalytic reducti

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Assertion (A): Ethyl alcohol is soluble in organic solvents Reason(R): Calcium chloride can form an addition compound with ethyl alcohol

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Two organic compound A and B react with sodium metal and release `H_(2)` gas. A and B react with each other to give ethyl acetate. The A and B are

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Is C80H160O an organic compound?

Description : Is C80H160O an organic compound?

Last Answer : YES, it is.

Is Ca(OH)2 am organic compound?

Description : Is Ca(OH)2 am organic compound?

Last Answer : Nope... it is not.

What is the maximum number of atoms that a hydrogen atoms can bond with an organic compound?

Description : What is the maximum number of atoms that a hydrogen atoms can bond with an organic compound?

Last Answer : Just one.

What is the Maximum number of atoms that hydrogen atoms can bond with an organic compound?

Description : What is the Maximum number of atoms that hydrogen atoms can bond with an organic compound?

Last Answer : Just one.

If an organic compound like glucose undergoes hydrolysis then the reaction is exergonic. True or false?

Description : If an organic compound like glucose undergoes hydrolysis then the reaction is exergonic. True or false?

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What organic compound do fats and steroids falll into?

Description : What organic compound do fats and steroids falll into?

Last Answer : What is the answer ?

If an organic compound like glucose undergoes hydrolysis then the reaction is exergonic. True or false?

Description : If an organic compound like glucose undergoes hydrolysis then the reaction is exergonic. True or false?

Last Answer : False. It cannot be exergonic considering the nature of the pyranose ring, a strong structure that requires high pressures and temperatures in order to break it. There is a reference from 1995 [Glucose ... ) is exergonic, that's the reason of why the body (in higher organisms) generates heat.

Organic compound of small molecular size is (A) Urea (B) Uric acid (C) Creatinine (D) Phosphates

Description : Organic compound of small molecular size is (A) Urea (B) Uric acid (C) Creatinine (D) Phosphates

Last Answer : Answer : A

Urea is widely used as a fertilizer because it (a) is an organic compound (b) contains very high amounts of nitrogen (c) is soluble in water (d) mixes easily with soil

Description : Urea is widely used as a fertilizer because it (a) is an organic compound (b) contains very high amounts of nitrogen (c) is soluble in water (d) mixes easily with soil

Last Answer : Ans:(b)

Fermentation is a process of decomposition of an organic compound by (1) catalysts (2) enzymes (3) carbanions (4) free radicals

Description : Fermentation is a process of decomposition of an organic compound by (1) catalysts (2) enzymes (3) carbanions (4) free radicals

Last Answer : (2) enzymes Explanation: Fermentation in food processing typically is the conversion of carbohydrates to alcohols and carbon dioxide or organic acids using yeasts, bacteria, or a combination there ... to lactic acid. Alcoholic fermentation follows the same enzymatic pathway for the first 10 steps.

(3) prevents freezing of petrol Explanation: Ethylene glycol (IUPAC name: ethane-1,2-diol) is an organic compound widely used as an automotive antifreeze and a precursor to polymers. In its pure form, it is an odorless, colourless, syrupy, sweettasting liquid. Ethylene glycol is toxic, and ingestion can result in death. Due to its low freezing point ethylene glycol resists freezing. A mixture of 60% ethylene glycol and 40% water freezes at -45 degree C (- 49 degree F).

Description : (3) prevents freezing of petrol Explanation: Ethylene glycol (IUPAC name: ethane-1,2-diol) is an organic compound widely used as an automotive antifreeze and a precursor to polymers. In its pure form, it is ... A mixture of 60% ethylene glycol and 40% water freezes at -45 degree C (- 49 degree F).

Last Answer : Rust is - (1) A mixture of Fe₂O₃ and Fe(OH) ₂ (2) A mixture of FeO and Fe(OH)₂ (3) FeO only (4) A mixture of Fe₂O₃, 3H₂O and FeO

The first organic compound synthesized in the laboratory was - (1) Urea (2) Uric acid (3) Lactic acid (4) Glucose

Description : The first organic compound synthesized in the laboratory was - (1) Urea (2) Uric acid (3) Lactic acid (4) Glucose

Last Answer : (1) Urea Explanation: In 1828, German chemist Friedrish Wohler synthesized first organic compound, urea in the laboratory by heating ammonium cyanate (an inorganic compound).

Which one of the following organic compound is used to remove stains of iron compounds? (1) Oxalic acid (2) Benzoic acid (3) Phthalic acid (4) Cinnamic acid

Description : Which one of the following organic compound is used to remove stains of iron compounds? (1) Oxalic acid (2) Benzoic acid (3) Phthalic acid (4) Cinnamic acid

Last Answer : (1) Oxalic acid Explanation: Oxalic acid is a reducing agent and its conjugate base, known as oxalate is a chelating agent for metal cations. Oxalic acid's main applications include cleaning or ... agents is due to its forming a stable, water soluble salt with ferric iron, ferrioxalate ion.

Which organic compound have the functional group OH?

Description : Which organic compound have the functional group OH?

Last Answer : Alcohol

In organic compound, halogens are estimated by which method?

Description : In organic compound, halogens are estimated by which method?

Last Answer : Carius method

Which is the first organic compound ar- tificially prepared?

Description : Which is the first organic compound ar- tificially prepared?

Last Answer : Urea

An organic compound must contain?

Description : An organic compound must contain?

Last Answer : Carbon

The organic compound which contains chlorine?

Description : The organic compound which contains chlorine?

Last Answer : DDT; BHC; Chloroform; Freon

How will you detect the presence of unsaturation in an organic compound?

Description : How will you detect the presence of unsaturation in an organic compound?

Last Answer : Ans. Generally Unsaturated organic compound decolorize Bayer‘s reagent and Bromine water.

In Dumas’ method for estimation of nitrogen, 0.3g of an organic compound gave 50mL of nitrogen collected at 300K temperature and 715mm pressure. Calculate the percentage composition of nitrogen in the compound. (Aqueous tension at 300K=15 mm).

Description : In Dumas’ method for estimation of nitrogen, 0.3g of an organic compound gave 50mL of nitrogen collected at 300K temperature and 715mm pressure. Calculate the percentage composition of nitrogen in the compound. (Aqueous tension at 300K=15 mm).

Last Answer : Volume of nitrogen collected at 300K and 715mm pressure is 50 mL Actual pressure = 715-15 =700 mm Volume of Nitrogen at STP=273*700*50/300*760 =41.9 ml 22400 ml of Nitrogen at STP weighs = 28 g 41.9 ml of Nitrogen weighs = 28*41.9/22400 g % of Nitrogen = 28*41.9*100/22400*0.3 = 17.45 %

In an estimation of sulphur by carius method 0.468 g of an organic compound gave 0.668 g of barium sulphate. Find the percentage of sulphur in the compound.

Description : In an estimation of sulphur by carius method 0.468 g of an organic compound gave 0.668 g of barium sulphate. Find the percentage of sulphur in the compound.

Last Answer : Mass of the compound = 0.468 g Mass of the barium sulphate = 0.668 g % of sulphur = 32 X Mass of barium sulphate X 100/ 233 X Mass of the compound = 32 x 0.668x100/ 233 x0.468 = 19.60 %

An organic compound contain 69% carbon and 4.8% hydrogen, the remaining being oxygen. Calculate the masses of carbon dioxide and water produced when 0.20g of this substance is subjected to complete combustion.

Description : An organic compound contain 69% carbon and 4.8% hydrogen, the remaining being oxygen. Calculate the masses of carbon dioxide and water produced when 0.20g of this substance is subjected to complete combustion.

Last Answer : Calculation of mass of CO2 produced: Mass of compound =0.20g %C =12 x C 69=12*mass of CO2 formed*100/44*0.2 Mass of CO2 formed =69*44*.2/12*100 = 0.506g Similarly, % H =2* mass of H2Oformed*100/18* ... compound 4.8=2* mass of H2Oformed*100/18* 0.2 Mass of H2Oformed =4.8*18*0.2/2*100 =0.0864g