Description : The formula of Stearic acid is
Last Answer : C 17 H 35 COOH
Description : Write the molecular formula of first five members of carboxylic acid.
Last Answer : Name of carboxylic acid Molecular Formula 1. Methanoic acid HCOOH 3. Propanoic acid C 2 H 5 COOH 2. Ethanoic acid 4. Butananoic acidu CH 3 COOH C 3 H 7 COOH
Description : The total number of cyclic structure as well as stereoisomers possible for a compound with the molecular formula `C_(5)H_(10)` is:
Last Answer : The total number of cyclic structure as well as stereoisomers possible for a compound with the molecular formula `C_(5)H_(10)` is:
Description : What is the molecular formula, Structure, and bond angle of Phosphorous ?
Last Answer : P4- Phosphorous molecule (Tetra atomic) Structure- Tetrahedral Bond angle – (60 degrees)
Description : Why is Stearic acid a saturated fatty acid?
Last Answer : Stearic acid does not contain double bonds in its carbon atom hence it is a saturated fatty acid.
Description : What are the chemical signals of stearic acid ?
Last Answer : : Chemical signal of stearic acid C17H35COOH
Description : Is paraffin wax stronger that stearic acid?
Last Answer : Need answer
Description : A fatty acid which is not synthesized in human body and has to be supplied in the diet is (A) Palmitic acid (B) Oleic acid (C) Linoleic acid (D) Stearic acid
Last Answer : Answer : C
Description : A fatty acid not synthesized in man is (A) Oleic (B) Palmitic (C) Linoleic (D) Stearic
Description : A fatty acid which is not synthesized in human body and has to be supplied in the diet: (A) Palmitic acid (B) Oleic acid (C) Linoleic acid (D) Stearic acid
Description : Which of the following is a hydroxy fatty acid? (A) Oleic acid (B) Ricinoleic acid (C) Caproic acid (D) Stearic acid
Last Answer : Answer : B
Description : Which of the following is not an unsaturated fatty acid? (A) Oleic acid (B) Stearic acid (C) Linaoleic acid (D) Palmitic acid
Description : Prostaglandins are synthesized in the body from (A) Myristic acid (B) Arachidonic acid (C) Stearic acid (D) Lignoceric acid
Last Answer : Answer : D
Description : Net ATP generation on complete oxidation of stearic acid is (A) 129 (B) 131 (C) 146 (D) 148
Description : All the following have 18 carbon atoms except (A) Linoleic acid (B) Linolenic acid (C) Arachidonic acid (D) Stearic acid
Description : Palmitic, oleic or stearic acid ester of cholesterol used in manufacture of cosmetic creams is (A) Elaidic oil (B) Lanoline (C) Spermaceti (D) Chaulmoogric oil FATS AND FATTY ACID METABOLISM 75
Description : In humans, a dietary essential fatty acid is (A) Palmitic acid (B) Stearic acid (C) Oleic acid (D) Linoleic acid
Description : Saponification involves the hydrolysis of fats and oils by- (1) water (2) washing soda (3) stearic acid (4) caustic soda
Last Answer : (4) caustic soda Explanation: Caustic soda (sodium hydroxide) is a versatile alkali. Its main uses are in the manufacture of pulp and paper, alumina, soap and detergents, petroleum products and chemical production.
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).
Description : Plasticisers are high boiling liquids added to plastic polymers to impart toughness and flexibility at ordinary temperature. Which of the following is not a plasticiser? (A) Ethylene glycol (B) Stearic acid estors (C) Tricresyl phosphate (D) Esters of phthalic acid
Last Answer : (A) Ethylene glycol
Description : Which is the saturated fatty acid of the following – a) Stearic acid b) Arachidonic acid c) Oleic acid d) Linoleic acid
Last Answer : a) Stearic acid
Description : Both stearic acid and linoleic acid have 18 carbons. Linoleic acid is unsaturated, while stearic acid is saturated. The melting point of stearic acid : (a) is higher than linoleic acid (b) is lower than linoleic acid (c) is same as linoleic acid (d) can not predict, insufficient information
Last Answer : is higher than linoleic acid
Description : Which of the following additives/water proofing agents is added to lower the hydrophilic (moisture loving) characteristic of cement? (A) Xanthates (B) Stearic acid (C) Calcium & aluminium stearate (D) Formic acid
Last Answer : (C) Calcium & aluminium stearate
Description : Transparent soaps (e.g. Pears) are (A) Usually soft soap (made from coconut oil) in which cane sugar & alcohol are added and finally washed with methylated spirit to achieve transparency (B) ... (C) Metallic soaps with frothing agent from which glycerine has not been recovered (D) None of these
Last Answer : (A) Usually soft soap (made from coconut oil) in which cane sugar & alcohol are added and finally washed with methylated spirit to achieve transparency
Description : Which one of the following is not likely to be a constituent of vegetable oils? (A) Citric acid (B) Oleic acid (C) Stearic acid (D) Glycerol
Last Answer : (A) Citric acid
Description : Which of the following is an unsaturated fatty acid? (A) Lauric acid (B) Palmitic acid (C) Stearic acid (D) Oleic acid
Last Answer : (D) Oleic acid
Description : __________ acid is an unsaturated fatty acid. (A) Palmitic (B) Oleic (C) Stearic (D) Oxalic
Last Answer : (B) Oleic
Description : Shaving soaps are (A) Soft potassium soaps (potassium salt of fatty acid) with free Stearic acid to give lather a lasting property (B) Metallic soaps compounded with frothing agents (C) High free alkali soaps having excess of cane sugar and alcohol (D) None of these
Last Answer : (A) Soft potassium soaps (potassium salt of fatty acid) with free Stearic acid to give lather a lasting property
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
Description : The empirical formula of an acid is `CH_(2)O_(2)`, the probable molecular formula of acid may be :-
Last Answer : The empirical formula of an acid is `CH_(2)O_(2)`, the probable molecular formula of acid may be :- A. `CH_(2)O` ... )H_(4)O_(2)` D. `C_(3)H_(6)O_(4)`
Description : Compound A is chiral and has the molecular formula `C_(8)H_(11)N`. When A reacts nitrous acid then occurs a brisk evolution of `N_(2)` gas. A dissolve
Last Answer : Compound A is chiral and has the molecular formula `C_(8)H_(11)N`. When A reacts ... . 1-phenylethanamine C. 1-cyclohexylethanamine D. N-ethylaniline
Description : Write the molecular formula of first two members of homologous series having functional group – OH. -Science
Last Answer : The general formula for the homologous series of functional group −OH is CnH2n+1OH. The two consecutive members of this series are: a. CH3OH(Methanol) b. CH3CH2OH (Ethanol) where n is 1 and 2 respectivelyThe molecular formula for both of them are CH4O and C2H6O.
Description : What is alumina? Write its molecular formula.
Last Answer : Alumina is chemically hydrated oxide of aluminium. Its formula is Al2O3.2H2O.
Description : Write the molecular formula of some members of amines.
Last Answer : Name of amine Molecular Formula 1. Methyl amine 2. Ethyl amine CH 3 NH 2 C 2 H 5 NH 2
Description : Write the molecular formula of first five members of aldehydes.
Last Answer : Name of Aldehyde 1. Methanal 2. Ethanal 3. Propanal 4. Butanal 5. Pentanal Molecular Formula HCHO CH 3 CHO CH 3 CH 2 CHO CH 3 CH 2 CH 2 CHO CH 3 CH 2 CH 2 CH 2 CHO
Description : Write the molecular formula of first five members of alcohol.
Last Answer : Name of Alcohol 1. Methanol 2. Ethanol 3. Propanol 4. Butanol 5. Pentanol Molecular Formula CH 3 OH C 2 H 5 OH CH 3 CH 2 CH 2 OH or C 3 H 7 OH C 4 H 9 OH C 5 H 11 OH
Description : The general formula of a homologous series of carbon compounds is C n H 2n . Write the molecular formula of the second and fourth member of the series.
Last Answer : Second member is n=3, C 3 H 2x3 = C 3 H 6 Fourth member is n=5, C 5 H 2x5 = C 5 H 10
Description : Write the molecular formulae of the third and fifth member of homologous series of carbon compounds represented by the general formula C n H 2n+2
Last Answer : Third member n = 3, C 3 H 2x3+2 = C 3 H 8 Fifth member n = 5, C 5 H 2x5+2 = C 5 H 12
Description : Write the molecular formula for the oxide and sulphide of following elements. (a) Sodium (b) Calcium (c) Hydrogen
Last Answer : (a) Sodium oxide Na2O Sodium sulphide Na2S (b) Calcium oxide CaO Calcium sulphide CaS (c) Hydrogen oxide H2O Hydrogen sulphide H2S
Description : Write the molecular formula for each of the following compounds:
Last Answer : 1. Sulphur trioxide 2. Iron (II) sulphide and 3. Ammonia
Description : Assertion: Bond angle at oxygen in ethehers is greater than ideal tetrahedral angle Reason: Stearic hindrance between alkyl groups increase bond angle
Last Answer : Assertion: Bond angle at oxygen in ethehers is greater than ideal tetrahedral angle Reason: Stearic ... D. Assertion is false, Reason is true
Description : Soft fats in milk fat are:- a. Lauric & Stearic b. Capric & Lauric c. Oleic & Butyric d. Oleic & Lauric
Last Answer : c. Oleic & Butyric
Description : The molecular formula of phosphorus is (a) P1 (b) P2 (c) P3 (d) P4
Last Answer : Ans:(d)
Description : The molecular formula of phosphorous is?
Last Answer : P4
Description : The maximum number of isomers for an alkene with molecular formula C4H8 is?
Last Answer : 4
Description : Compound having the same molecular formula but different structural formula are called?
Last Answer : Isomers
Description : A student took Sodium Sulphate solution in a test tube and added Barium Chloride solution to it. He observed that an insoluble substance has formed. The colour and molecular formula of the insoluble substance is (a) Grey, Ba2SO4 (b) Yellow, Ba(SO4)2, (c) White, BaSO4 (d) Pink, BaSO4,
Last Answer : Answer: (c) White, BaSO4
Description : The molecular formula of ethanol/ethyl alcohol is
Last Answer : C 2 H 5 OH
Description : The molecular formula of sucrose is
Last Answer : C 12 H 22 O 11 .