Wax used for making candle is chemically a mixture of (1) aliphatic hydrocarbons (2) aromatic hydrocarbons (3) cyclic hydrocarbons (4) aliphatic and aromatic hydrocarbons

Wax used for making candle is chemically a mixture of (1) aliphatic hydrocarbons (2) aromatic hydrocarbons (3) cyclic hydrocarbons (4) aliphatic and aromatic hydrocarbons 
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 aliphatic hydrocarbons
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Wax used for making candle is chemically a mixture of – (1) aliphatic hydrocarbons (2) aromatic hydrocarbons (3) cyclic hydrocarbons (4) aliphatic and aromatic hydrocarbons

Description : Wax used for making candle is chemically a mixture of – (1) aliphatic hydrocarbons (2) aromatic hydrocarbons (3) cyclic hydrocarbons (4) aliphatic and aromatic hydrocarbons

Last Answer : (1) aliphatic hydrocarbons Explanation: An aliphatic compound is a hydrocarbon compound containing carbon and hydrogen joined together in straight chains, branched trains or non-aromatic rings ... naturally occurring. Waxes are organic compounds that characteristically consist of long alkyl chains.

Candle is a mixture of – (1) Paraffin wax and stearic acid (2) Bees wax and stearic acid (3) Higher fat acids and stearic acid (4) Bees wax and paraffin wax

Description : Candle is a mixture of – (1) Paraffin wax and stearic acid (2) Bees wax and stearic acid (3) Higher fat acids and stearic acid (4) Bees wax and paraffin wax

Last Answer : (1) Paraffin wax and stearic acid Explanation: The candle can be made of paraffin (a byproduct of petroleum refining), microoystalline wax, stearin (now produced almost exclusively from palm waxes ... affordable and cheap wax alternatives) or spermaceti (extracted from the head of a Sperm Whale).

Candle is a mixture of (1) Paraffin was and stearic acid (2) Bees wax and stearic acid (3) Higher fatty acids and stearic acid (4) Bees wax and paraffin wax

Description : Candle is a mixture of (1) Paraffin was and stearic acid (2) Bees wax and stearic acid (3) Higher fatty acids and stearic acid (4) Bees wax and paraffin wax

Last Answer :  Paraffin was and stearic acid

What is the difference between aliphatic compounds and aromatic compounds ?

Description : What is the difference between aliphatic compounds and aromatic compounds ?

Last Answer : aliphatic compounds 1. Aliphatic compounds are mainly free-chain. 2. Aliphatic compounds can be saturated or unsaturated. 3. Aliphatic compounds have low carbon content. 4. Replacement reactions ... compounds. 5. Aromatic halides are relatively less active. . Aromatic hydroxy compounds are acidic.

Which of the following statements is NOT correct : (a) Tollens' test is given by both aliphatic and aromatic aldehydes. (b) Fehling's test is given by aliphatic aldehydes. It is not given by aromatic aldehydes. (c) Iodoform test is given by methyl ketones and acetaldehydes. (d) Lucas test is given by both aliphatic and aromatic aldehydes

Description : Which of the following statements is NOT correct : (a) Tollens' test is given by both aliphatic and aromatic aldehydes. (b) Fehling's test is given by aliphatic aldehydes. It is not given ... given by methyl ketones and acetaldehydes. (d) Lucas test is given by both aliphatic and aromatic aldehydes

Last Answer : Lucas test is given by both aliphatic and aromatic aldehydes

The diazonium salts are the reaction products of the reaction of nitrous acid with (a) primary aliphatic amines (b) primary aromatic amines (c) secondary aliphatic amines (d) secondary aromatic amines

Description : The diazonium salts are the reaction products of the reaction of nitrous acid with (a) primary aliphatic amines (b) primary aromatic amines (c) secondary aliphatic amines (d) secondary aromatic amines

Last Answer : primary aromatic amines

Coal-tar is the main source of : (a) Aromatic compounds (b) Aliphatic compounds (c) Heterocyclic compounds (d) None of these

Description : Coal-tar is the main source of : (a) Aromatic compounds (b) Aliphatic compounds (c) Heterocyclic compounds (d) None of these

Last Answer : Aromatic compounds

Which of the following are saturated aliphatic hydrocarbons? w) alkanes x) alkenes y) alkynes z) nixanes

Description : Which of the following are saturated aliphatic hydrocarbons? w) alkanes x) alkenes y) alkynes z) nixanes

Last Answer : ANSWER: W -- ALKANES

Xanthoproteic test is positive in proteins containing (A) Sulphur amino acids (B) α-Amino acids (C) Aromatic amino acids (D) Aliphatic amino acids

Description : Xanthoproteic test is positive in proteins containing (A) Sulphur amino acids (B) α-Amino acids (C) Aromatic amino acids (D) Aliphatic amino acids

Last Answer : Answer : C

Pick out the wrong statement regarding the solubility characteristics of high polymers. (A) Greater the degree of cross-linking in the polymer, lesser is its solubility (B) Polymers having more aliphatic character are more soluble in aliphatic solvents, while those polymers having more aromatic character are more soluble in aromatic solvents (C) Swelling tendency or solubility of polymers in a particular solvent decreases with increase in molecular weight of the solvent (D) High molecular weight polymers on dissolving gives solution of very low viscosity

Description : Pick out the wrong statement regarding the solubility characteristics of high polymers. (A) Greater the degree of cross-linking in the polymer, lesser is its solubility (B) Polymers having more ... of the solvent (D) High molecular weight polymers on dissolving gives solution of very low viscosity

Last Answer : (D) High molecular weight polymers on dissolving gives solution of very low viscosity

Coal tar (produced by high temperature carbonisation) is the main source of (A) Aromatic compounds (B) Aliphatic compounds (C) Paraffins (D) Olefins

Description : Coal tar (produced by high temperature carbonisation) is the main source of (A) Aromatic compounds (B) Aliphatic compounds (C) Paraffins (D) Olefins

Last Answer : (A) Aromatic compounds

What are aliphatic hydrocarbons?

Description : What are aliphatic hydrocarbons?

Last Answer : Aliphatic hydrocarbons are not aromatic compounds.

Aliphatic hydrocarbons are mainly obtained from

Description : Aliphatic hydrocarbons are mainly obtained from

Last Answer : petroleum.

Name the homologous series of aliphatic hydrocarbons.

Description : Name the homologous series of aliphatic hydrocarbons.

Last Answer : Aliphatic hydrocarbons have three homologous series – Alkanes, Alkenes and Alkynes

How are aliphatic hydrocarbons classified?

Description : How are aliphatic hydrocarbons classified?

Last Answer : Aliphatic hydrocarbons are classified into saturated and unsaturated hydrocarbons.

What are aliphatic or acyclic or open chain hydrocarbons?

Description : What are aliphatic or acyclic or open chain hydrocarbons?

Last Answer : The hydrocarbons which consist of straight or branched chains of carbon atoms are called aliphatic or acyclic hydrocarbons.

Characteristic reactions of aromatic hydrocarbons are initiated by (a) Electrophiles (b) Nucleophiles (c) Free radicals (d) Uncharged molecules

Description : Characteristic reactions of aromatic hydrocarbons are initiated by (a) Electrophiles (b) Nucleophiles (c) Free radicals (d) Uncharged molecules

Last Answer : Electrophiles

Aromatic hydrocarbons are also called : (a) Arenes (b) Huckel's compounds (c) Trienes (d) Alkoxy compounds

Description : Aromatic hydrocarbons are also called : (a) Arenes (b) Huckel's compounds (c) Trienes (d) Alkoxy compounds

Last Answer : Arenes

Which of the following methods can be used to increase the octane rating of gasoline? (a) Adding branched-chain alkanes (b) Adding tetraethyllead (c) Adding aromatic hydrocarbons (d) All of these

Description : Which of the following methods can be used to increase the octane rating of gasoline? (a) Adding branched-chain alkanes (b) Adding tetraethyllead (c) Adding aromatic hydrocarbons (d) All of these

Last Answer : All of these

How many isomeric aromatic hydrocarbons are possible for C8H10? (a) 3 (b) 4 (c) 5 (d) 6

Description : How many isomeric aromatic hydrocarbons are possible for C8H10? (a) 3 (b) 4 (c) 5 (d) 6

Last Answer : 4

A family of organic compounds whose molecules will add water under an acid catalysis and change into alcohols are the: w) alkenes x) alkanes y) aromatic hydrocarbons z) cycloalkanes

Description : A family of organic compounds whose molecules will add water under an acid catalysis and change into alcohols are the: w) alkenes x) alkanes y) aromatic hydrocarbons z) cycloalkanes

Last Answer : ANSWER: W -- ALKENES

‘Freon' used as refrigerants is chemically known as - (1) chlorinated hydrocarbon (2) fluorinated hydrocarbon (3) chlorofluoro hydrocarbon (4) fluorinated aromatic compound

Description : ‘Freon' used as refrigerants is chemically known as - (1) chlorinated hydrocarbon (2) fluorinated hydrocarbon (3) chlorofluoro hydrocarbon (4) fluorinated aromatic compound

Last Answer : (3) chlorofluoro hydrocarbon Explanation: In addition to fluorine and carbon, Freons often contain hydrogen, chlorine, or bromine. Thus, Freons are types of chlorofluorocarbons (CFCs), hydrochlorofluorocarbons (HCFCs), and related compounds.

‘Freon' used as refrigerants is chemically known as - (1) chlorinated hydrocarbon (2) fluorinated hydrocarbon (3) chlorofluoro hydrocarbon (4) fluorinated aromatic compound

Description : ‘Freon' used as refrigerants is chemically known as - (1) chlorinated hydrocarbon (2) fluorinated hydrocarbon (3) chlorofluoro hydrocarbon (4) fluorinated aromatic compound

Last Answer : (3) chlorofluoro hydrocarbon Explanation: In addition to fluorine and carbon, Freons often contain hydrogen, chlorine, or bromine. Thus, Freons are types of chlorofluorocarbons (CFCs), hydrochlorofluorocarbons (HCFCs), and related compounds.

What are characteristic of aromatic hydrocarbons?

Description : What are characteristic of aromatic hydrocarbons?

Last Answer : Principal characteristics of aromatic hydrocarbons are:- the contain benzenic rings- frequently they have an agreeable odor- they burn with soot; this is a disadvantage- the ratio carbon/hydrogen is great

Aromatic hydrocarbons are mainly obtained from

Description : Aromatic hydrocarbons are mainly obtained from

Last Answer : coal.

Write the structure of the first member of the aromatic hydrocarbons. OR Explain the structure of benzene.

Description : Write the structure of the first member of the aromatic hydrocarbons. OR Explain the structure of benzene.

Last Answer : Benzene is the first member of the aromatic hydrocarbon series. Its molecular formula is C 6 H 6 . A benzene molecule is made up of 6 carbon atoms and 6 hydrogen atoms. Its structural formula is as shown in the figure. A benzene ring has six carbon atoms with alternate single and double bonds.

What are aromatic hydrocarbons or arenes?

Description : What are aromatic hydrocarbons or arenes?

Last Answer : Aromatic hydrocarbons are hydrocarbons that have atleast one aromatic ring (benzene ring).

Which of the following pollutants is not emitted from the transport sector? (A) Oxides of nitrogen (B) Chlorofluorocarbons (C) Carbon monoxide (D) Poly aromatic hydrocarbons

Description : Which of the following pollutants is not emitted from the transport sector? (A) Oxides of nitrogen (B) Chlorofluorocarbons (C) Carbon monoxide (D) Poly aromatic hydrocarbons

Last Answer : (B) Chlorofluorocarbons 

Assertion (A) : Some carbonaceous aerosols may be carcinogenic. Reason (R) : They may contain polycyclic aromatic hydrocarbons (PAHs). (A) Both (A) and (R) are correct and (R) is the correct explanation of (A). (B) Both (A) and (R) are correct but (R) is not the correct explanation of (A). (C) (A) is correct, but (R) is false. (D) (A) is false, but (R) is correct.

Description : Assertion (A) : Some carbonaceous aerosols may be carcinogenic. Reason (R) : They may contain polycyclic aromatic hydrocarbons (PAHs). (A) Both (A) and (R) are correct and (R) is the correct explanation of (A). (B) Both ... (C) (A) is correct, but (R) is false. (D) (A) is false, but (R) is correct.

Last Answer : Answer: A

Tobacco smoke is injurious to health because it contains : (1) Carbon monoxide (2) Nicotine (3) Polycyclic aromatic hydrocarbons (4) Melathene

Description : Tobacco smoke is injurious to health because it contains : (1) Carbon monoxide (2) Nicotine (3) Polycyclic aromatic hydrocarbons (4) Melathene 

Last Answer : Carbon monoxide

Olefins are (A) Saturated hydrocarbons(B) Unsaturated cyclic compounds (hydrocarbons)(C) Present in substantially good quantity in crude petroleum(D) None of these

Description : Olefins are (A) Saturated hydrocarbons (B) Unsaturated cyclic compounds (hydrocarbons) (C) Present in substantially good quantity in crude petroleum (D) None of these

Last Answer : (D) None of these

What suggestions do you have for removing candle wax from a brick hearth?

Description : What suggestions do you have for removing candle wax from a brick hearth?

Last Answer : Have you tried laying down a piece of rag and running the iron over that? It seems like the wax should melt and be absorbed by the material.

Clever ways of removing candle wax, particularly from a non-flat surface?

Description : Clever ways of removing candle wax, particularly from a non-flat surface?

Last Answer : For the candlestick saucer, I have half a mind to just heat it on the stove and melt and then absorb the wax with a tissue, once this candle is through. But I’m not even sure if the metal would be okay. (I think it’s copper.)

Where does the wax from a burning candle go?

Description : Where does the wax from a burning candle go?

Last Answer : It gets burnt up, it’s fuel.

Does anyone have some suggestions about how to get the last of the candle wax out of a glass or ceramic candle holder?

Description : Does anyone have some suggestions about how to get the last of the candle wax out of a glass or ceramic candle holder?

Last Answer : Hot water does the trick (the holder in its totallity under hot water).

How can one remove candle wax from a carpet?

Description : How can one remove candle wax from a carpet?

Last Answer : answer:Your best bet is to freeze it. They sell commercial stuff that does it. I have never used it on household carpet. But it works well on most things. Or you could buy a rug.

How do I get candle wax out of a glass jar?

Description : How do I get candle wax out of a glass jar?

Last Answer : Put them in the frizzer

How can I get candle wax off my dark brown, Trex deck?

Description : How can I get candle wax off my dark brown, Trex deck?

Last Answer : answer: Use a putty knife to remove the bulk of the wax. Then you can apply hot soapy water and blot it up. You might try a wax and grease remover. But first try it on a small ... the best luck with our steam cleaner. Hot water and a little pressure will do wonders. American Deck Maintenance

How do I remove red candle wax from cream colored carpet?

Description : How do I remove red candle wax from cream colored carpet?

Last Answer : If it is a natural pigment, an enzyme-based cleaner might help. If it is a chemical pigment, there may be guides that can tell you.

I just got candle wax all over my pants. Any tips on how to get it out?

Description : I just got candle wax all over my pants. Any tips on how to get it out?

Last Answer : If fabric is cotton or cotton/ poly, lay some blotting paper on yr ironing board. Lay wax-covered part of pants over blotting paper. Cover top of pants w. towel. Use suitable temp. on iron. Press ... wax should melt and be absorbed into blotting paper. Err on side of too cool rather than too hot.

What kind of change is it that some part of the wax melts in the heat when the candle is lit ?

Description : What kind of change is it that some part of the wax melts in the heat when the candle is lit ?

Last Answer : When a candle is lit, some part of the wax melts in the heat. This is a physical change.

Can you use food coloring to color a non wax candle?

Description : Can you use food coloring to color a non wax candle?

Last Answer : Need answer

i have candle wax spilled on my outdoor and indoor carpet. How do I clean that up ?

Description : i have candle wax spilled on my outdoor and indoor carpet. How do I clean that up ?

Last Answer : One method is to place a soft cloth over the wax and put a medium warm iron on top of that. The wax will melt and adhere to the cloth while releasing from the carpet.

Which of the following uses non-conventional Source of Energy? (1) Kerosene lamp (2) Wax candle (3) Solar lantern (4) Torch

Description : Which of the following uses non-conventional Source of Energy? (1) Kerosene lamp (2) Wax candle (3) Solar lantern (4) Torch

Last Answer : (3) Solar lantern

On placing an inverted tumbler over a burning candle, the flame extinguishes after some – time . This is because of non –availability of a) oxygen b)water vapour c)carbon dioxide d)wax

Description : On placing an inverted tumbler over a burning candle, the flame extinguishes after some – time . This is because of non –availability of a) oxygen b)water vapour c)carbon dioxide d)wax

Last Answer : a) oxygen

The middle zone of a candle flame is known as the ________ zone. a) luminous b)non-luminous c)wax d)burning

Description : The middle zone of a candle flame is known as the ________ zone. a) luminous b)non-luminous c)wax d)burning

Last Answer : a) luminous

How to Clean Candle Wax Stains

Description : How to Clean Candle Wax Stains

Last Answer : How to Clean Candle Wax Stains Candle wax stains, especially on fabric, may seem impossible to remove, since no amount of scrubbing or detergent can take them out. When dealing with candle wax ... few common household items and a little patience, you can bid your stubborn candle wax stains goodbye.

Pick out the wrong statement. (A) Molecules with symmetrical arrangements (e.g. CH4 or CCl4) are non polar (B) Generally, non-polar compounds are chemically inactive, conduct electricity poorly and do not ionise (C) Most of the hydrocarbons are non-polar (D) None of these

Description : Pick out the wrong statement. (A) Molecules with symmetrical arrangements (e.g. CH4 or CCl4) are non polar (B) Generally, non-polar compounds are chemically inactive, conduct electricity poorly and do not ionise (C) Most of the hydrocarbons are non-polar (D) None of these

Last Answer : (D) None of these

Pick out the wrong statement. (A) Hard glass which is used for making laboratory glass wares is a mixture of sodium borosilicate and aluminium borosilicate (B) Glass is decolorized during its manufacture by adding antimony oxide, manganese dioxide or arsenic oxide (C) Ordinary glass is represented chemically by Na2O . CaO . 6SiO2 (D) Red color is imparted to glass by addition of arsenic oxide

Description : Pick out the wrong statement. (A) Hard glass which is used for making laboratory glass wares is a mixture of sodium borosilicate and aluminium borosilicate (B) Glass is decolorized during its manufacture by ... Na2O . CaO . 6SiO2 (D) Red color is imparted to glass by addition of arsenic oxide

Last Answer : (D) Red color is imparted to glass by addition of arsenic oxide

Soap is (a) a mixture of salts of fatty acids (b) a salt of glycerol (c) a mixture of ethers (d) a mixture of aromatic ethers

Description : Soap is (a) a mixture of salts of fatty acids (b) a salt of glycerol (c) a mixture of ethers (d) a mixture of aromatic ethers

Last Answer : a mixture of salts of fatty acids