Description : A poly-functional compound containing one – OH group and one – COOH group is
Last Answer : Salicylic acid.
Description : Give reason: Ethanol cannot be called poly-functional compound.
Last Answer : Ethanol has only one functional group – OH.
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 : 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 : 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
Last Answer : Answer : B
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
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
Description : Main constituent of natural rubber is (A) Polystyrene (B) Polyisoprene (C) Polybutadiene (D) Poly chloroprene
Last Answer : (B) Polyisoprene
Description : Which of the following polymers does not belong to the class of Polyacrylate polymer? (A) PMMA (B) Polyacrylonitrile (C) Poly Ethyl acrylate (D) None of these
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 : Neoprene is chemically known as (A) Polybutadiene (B) Styrene butadiene rubber (SBR) (C) Polyurethane (D) Poly chloroprene
Last Answer : (D) Poly chloroprene
Description : Contact lenses for eyes are made of Perspex, which is nothing but (A) poly-methyl-methacrylate (B) Polystyrene (C) Unsaturated polyester (D) Polypropylene
Last Answer : (A) poly-methyl-methacrylate
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 : The monomer of poly vinyl chloride (PVC) is (A) Chloroethane (B) Ethylene dichloride (C) Ethyl chloride (D) Chloroform
Last Answer : (A) Chloroethane
Description : Poly-methyl-methacrylate (PMMA) is known as (A) Bakelite (B) Teflon (C) Perspex (D) Nylon-6
Last Answer : (C) Perspex
Description : Addition polymerisation is not involved in the manufacture of (A) Low density polythene (B) Poly vinyl chloride (C) Polystyrene (D) Polyhexamethylene adipamide
Last Answer : (D) Polyhexamethylene adipamide
Description : Identify the group in which all the polymers mentioned can be used to make fibres. (A) Butadiene copolymers, Polyamides, Urea-formaldehyde (B) Cellulose derivatives, Polyisoprene, Polyethylene (C) Cellulose derivatives, Polyamides, Polyurethane (D) Polypropylene, Poly vinyl chloride, Silicon
Last Answer : (B) Cellulose derivatives, Polyisoprene, Polyethylene
Description : Orlan fibre which is used as a wool substitute is (A) An amorphous polymer (B) A natural polymeric fibre (C) Polyacrylonitrile (D) Poly-methyl-methacrylate (PMMA)
Last Answer : (C) Polyacrylonitrile
Description : Which of the following is produced by condensation polymerisation? (A) Bakelite (B) Polythene (C) Poly vinyl chloride (D) Polystyrene
Last Answer : (A) Bakelite
Description : What is poly phase?
Last Answer : A system with two or more the two phases is known as poly phase system.
Description : A bilateral monopoly is a market structure consisting of both a monopoly (a single seller) and a ____(a single buyer). 1. Monopsony 2. Biopoly 3. Triple poly 4. multipoly 5. multisony
Last Answer : Monopsony
Description : Sodium tri poly phosphate (STPP) is manufactured by reaction of phosphoric acid with sodium (A) Carbonate (B) Phosphate (C) Bicarbonate (D) Silicate
Last Answer : (A) Carbonat