Description : A poly-functional compound containing one – OH group and one – COOH group is
Last Answer : Salicylic acid.
Description : An example of a poly-functional compound is
Last Answer : amino acid.
Description : Organic compounds having more than one functional groups are called poly-functional
Last Answer : compounds.
Description : What are poly-functional compounds?
Last Answer : Organic compounds having more than one functional groups are called polyfunctionsl compounds. Ex: Glycerol, Salicylic acid
Description : Polymerisation of poly functional monomers produces polymers having (A) Good mechanical strength (B) Low viscosity (C) Low melting point (D) None of these
Last Answer : (A) Good mechanical strength
Description : What functional group in ethanol which is an alcohol is the?
Last Answer : Need answer
Description : Which of the following functional group series is ranked according to increasing boiling points? (a) diethyl ether, ethane, ethanol, ethanethiol (b) ethane, ethanol, diethyl ether, ethanethiol (c) ethane, diethyl ether, ethanethiol, ethanol (d) diethyl ether, ethane, ethanethiol, ethanol
Last Answer : ethane, diethyl ether, ethanethiol, ethanol
Description : Give reason for the following: (i)alkali metals do not occur free in nature. (ii)alkali metals have low I .E. (iii)LiI is more soluble than KI in ethanol.
Last Answer : Ans.(i)They are highly reactive in natur (ii) Because of large atomic size. (III)LiI is more covalent in character than KI
Description : A fruity smell is obtained by the reaction of ethanol with which compound? -Do You Know?
Last Answer : answer:
Description : What kind of compound is ethanol ?
Last Answer : Ethanol is a polar compound.
Description : A liquid was mixed with ethanol and a drop of concentrated `H_(2)SO_(4)` was added. A compound with a fruity smell was formed. The liquid was
Last Answer : A liquid was mixed with ethanol and a drop of concentrated `H_(2)SO_(4)` was added. A compound with a fruity ... )` C. `cH_(3)COOH` D. `CH_(3)OH`
Description : A fruity smell is obtained by the reaction of ethanol with which compound?
Last Answer : CH3COOH
Description : A fruity smell is obtained by the reaction of ethanol with which compound
Description : For water-ethanol system, the minimum reflux ratio (A) Is computed from the slope of the upper operating line that is tangent to the equilibrium curve (B) Is computed from the intercept of the operating line (C) Cannot be computed (D) Is the optimum reflux ratio
Last Answer : (A) Is computed from the slope of the upper operating line that is tangent to the equilibrium curve
Description : A synthetic RNA having the sequence of UUUUUU (Poly U) will give a protein having poly ______. (A) Alamine (B) Phenyl alanine (C) Glycine (D) Methionine
Last Answer : Answer : B
Description : Asserion (A): Ethanol is miscible in all proportions with water Reason (R): Hydrogen bond is formed between water and alcohol molecules.
Last Answer : Asserion (A): Ethanol is miscible in all proportions with water Reason (R): Hydrogen bond is formed between ... is false D. A is false but R is true
Description : Which organic compound have the functional group OH?
Last Answer : Alcohol
Description : A compound having 3 – OH functional group is
Last Answer : Glycerol.
Description : Numbetr of functional groups present in the following compound is :
Last Answer : Numbetr of functional groups present in the following compound is : A. 5 B. 7 C. 6 D. 8
Description : Write the IUPAC name for: (CH3)2CHCH(OH)CH2C(CH3)3,identify the functional group and type of compound.
Last Answer : Ans. 2,5,5-trimethylhexan-3-ol, alcohol, secondary alcohol
Description : Poly-methyl-methacrylate, which is an acrylic resin, is also called (A) Thiokol (B) Plexiglass or Lucite (C) Dacron (D) Teflon
Last Answer : (B) Plexiglass or Lucite
Description : Polymerisation product of C2F4 (carbon tetrafluoride) is called P.T.F.E. (poly chloro tetra fluoro ethylene). It is also called (A) Polyurethane (B) Silicone rubber (C) Teflon (D) Epoxy resin
Last Answer : (C) Teflon
Description : Polymerisation product of C2F4 (carbon tetrafluoride) is called P.T.F.E (poly chloro tetra fluoro ethylene). It is also called (A) Polyurethane (B) Silicone (C) Teflon (D) Epoxy resin
Description : .E.coli cells with a mutated z gene of the lac operon cannot grow in medium containing only lactose as the source of energy because (a) the lac operon is constitutively active in these cells ( ... coli cells do not utilise lactose (d) they cannot transport lactose from the medium into the cell.
Last Answer : (b) they cannot synthesise functional beta galactosidase
Description : The functional approach to leadership emphasises that (a) the various functions of leadership cannot be shared among members of a group (b) leadership resides in a particular person and not in the ... person and that the various functions of leadership can be shared amongst members of a group.]
Last Answer : (d) neither of the above
Description : PUFA stands for Poly unsaturated
Last Answer : Fatty Acid.
Description : Why could it be that when I polyurethane several items with the same poly and the same brush (and all items have similar texture) some of them come out smooth and some come out bubbly?
Last Answer : Are you stirring it creating bubbles before you use it?
Description : Any Cal Poly alums on fluther?
Last Answer : Cal Poly SLO? I went to Cuesta College nearby. Lived the life there and had many friends from Cal Poly. SLO Days was awesome! This was 1990–1992.
Description : Chain type coding structure is also known as________ a.Poly code b.Mono code c.Hybrid code d.Miscellaneous code
Last Answer : a.Poly code
Description : From the following in which type of GT code tree-type structure is used? a.Poly code b.Hybrid code c.Mono code d.None of the above
Last Answer : c.Mono code
Description : From the following in which type of GT code chain-type structure is used? a.Poly code b.Hybrid code c.Mono code d.None of the above
Description : ____ is a collection of parts which have similar characteristics a.Part family b.Mono family c.GT family d.Poly family
Last Answer : a.Part family
Description : What is meant by the policy of poly exclusion ? Who is the guardian of this policy ?
Last Answer : Poly exclusion principle: The value of four quantum numbers of two electrons in an atom cannot be the same. 124 If we keep in mind that the principle of sediment exclusion can be kept in mind, the value of 4 quantum numbers of 2 electrons in 1 atom cannot be the same.
Description : What is the meaning of the word Poly ?
Last Answer : many , many , many
Last Answer : poly Of name Money Is : - River- borne Mritika ..
Description : How do you differentiate a mono dispersed system from a poly dispersed system?
Last Answer : Mw/Mn=1 Mono disperse Polymer sample consisting of molecules allof which have the same chain length Mw/Mn>1 Poly dispersePolymer consisting of molecules with the variety of chainlength.
Description : Is sodium hypochlorite binary or poly atomic?
Last Answer : Sodium hypochlorite has the formula NaClO and so is polyatomic.It has 3 different atoms (Na, Cl and O).
Description : What are some online companies that sell small clear poly bags?
Last Answer : Use the JML Vacuum Seal storage bags. They are a great space saver, and you don't have to worry about things getting damp and spoiled, plus they come in a variety of sizes.
Description : What is the use of clear poly bags?
Last Answer : A bag that will retain heat needs to be a good insulator of heat. Clear poly bags aren't good enough at insulating heat to keep food hot for very long.
Description : tRNA has (A) Clover leaf structure (B) anticodon arm (C) poly ‘A’ tay 3’ (D) Cap at 5’ end
Last Answer : Answer : A
Description : mRNA ready for protein synthesis has the poly _______ toil. (A) G (B) A (C) U (D) C
Description : In contrast to eukaryot ic mRNA , prokaryotic mRNA (A) Can be polycistronic (B) Is synthesized with introns (C) Can only be monocistronic (D) Has a poly A tail
Description : Predominant fatty acids in meat are (A) Saturated (B) Monounsaturated (C) Polyunsaturated (D) Mono and poly-unsaturated
Description : In electronic circuitry, the abbreviation 'PCB' commonly means ______________. A. pulse coded binary B. printed circuit board C. poly-coated braid D. personal computer bits
Last Answer : Answer: B
Description : Which of the following is not a condensation polymer? (A) Bakelite (B) Melamine polymer (C) Poly-methyl-methacrylate (PMMA) (D) None of these
Last Answer : (C) Poly-methyl-methacrylate (PMMA)
Description : Terylene is a/an (A) Addition polymer (B) Poly amide (C) Homopolymer (D) None of these
Last Answer : (D) None of these
Description : Poly-tetra-fluoro ethylene (PTFE) is known as (A) Dacron (B) Teflon (C) Bakelite
Last Answer : (B) Teflon
Description : Which of the following is not the commercial name of poly-methylmethacrylate (PMMA)? (A) Perspex (B) Lucite (C) Plexiglass (D) Teflon
Last Answer : (D) Teflon
Description : Molecular weight of a polymer is equal to the molecular weight of the repeat unit multiplied by the degree of polymerisation. What is the molecular weight of poly vinyl chloride (PVC), if its degree of polymerisation is 800? (A) 50000 (B) 51600 (C) 49200 (D) 50800
Last Answer : (A) 50000
Description : Poly Vinyl chloride (PVC) is a __________ material. (A) Thermoplastic (B) Thermosetting (C) Fibrous (D) Chemically active
Last Answer : (A) Thermoplastic