Description : Which compound does not contains an OH group
Last Answer : Aldehyde
Description : Which compound does not contains an OH group?
Description : Which organic compound have the functional group OH?
Last Answer : Alcohol
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 : A poly-functional compound containing one – OH group and one – COOH group is
Last Answer : Salicylic acid.
Description : A compound having 3 – OH functional group is
Last Answer : Glycerol.
Description : Even though NaOH & KOH contains –OH group. It is not included in the group of organic substances. Why?
Last Answer : NaOH and KOH are strong bases which are ionic compound that contain OH ions. Alcohols are covalent compounds, even though they have on or more hydroxyl ( -OH ) functional group, they do not behave like bases. The – OH group attached to a carbon atom is a covalent bond.
Description : Aromatic carbonyl compound having molecular formula `C_(8)H_(8)O` react with `NH_(2)OH` how many oximes can be formed
Last Answer : Aromatic carbonyl compound having molecular formula `C_(8)H_(8)O` react with `NH_(2)OH` how many oximes can be formed A. 8 B. 10 C. 12 D. 6
Description : How many of the following carbonyl compound will give two products after reaction with `NH_(2)OH` :
Last Answer : How many of the following carbonyl compound will give two products after reaction with `NH_(2)OH` :
Description : The correct statement(s) about the compound `H_(3)C(HO)HC-CH=CH-CH(OH)CH_(3) (X)` is/are
Last Answer : The correct statement(s) about the compound `H_(3)C(HO)HC-CH=CH-CH(OH)CH_(3) (X)` is/are A ... is cis, the number of enantiomers possible for X is 2.
Description : Tartaric acid `[HO_(2)CCH(OH)CH(OH)CO_(2)H]` was an important compound in history of stereochemistry. Two naturally occuring forms of tartaric acid ar
Last Answer : Tartaric acid `[HO_(2)CCH(OH)CH(OH)CO_(2)H]` was an important compound in history ... . D. Optically inactive due to intramoleuclar hydrogen bonding.
Last Answer : Tartaric acid `[HO_(2)CCH(OH)CH(OH)CO_(2)H]` was an important compound in history of stereochemistry. Two ... form Q is A. B. C. D. none of these
Description : Total number of stereoisomers of compound is: `CH_(3)-underset(overset(|)(OH))(C)H-underset(overset(|)(Br))(C)H-CH_(3)`
Last Answer : Total number of stereoisomers of compound is: `CH_(3)-underset(overset(|)(OH))(C)H-underset(overset(|)(Br))(C)H-CH_(3)` A. 2 B. 4 C. 6 D. 8
Description : Number of chiral carbon persent in the following compound: `CH_(3)-underset(overset(|)(OH))(C)H-CH_(2)-underset(overset(|)(Br))(C)H-underset(overset(|
Last Answer : Number of chiral carbon persent in the following compound: `CH_(3)-underset(overset(|)(OH))(C)H-CH_(2)-underset(overset( ... (3)` A. 2 B. 3 C. 4 D. 5
Description : For the given compound `CH_(3)-underset(overset(|)(OH))(CH)-CH=CH-CH_(3).` (i) Total number of stereoisomers. (ii) Number of opticallly active stereoi
Last Answer : For the given compound `CH_(3)-underset(overset(|)(OH))(CH)-CH=CH-CH_(3).` ... number of fractions on fractional distillation of all stereoisomers.
Description : Which of the following carbonyl compound will give two products after reaction with `NH_(2)OH`:
Last Answer : Which of the following carbonyl compound will give two products after reaction with `NH_(2)OH`:
Description : Sodium borate on reaction with conc. `H_2 SO_4` and `C_2 H_5 OH` gives a compound A which burns with a green edged flame. The compound A is
Last Answer : Sodium borate on reaction with conc. `H_2 SO_4` and `C_2 H_5 OH` gives a compound A which burns with a green edged ... ` D. `(C_(2)H_(5))_(3)BO_(3)`
Description : Is Sn(OH)4 a molecular compound?
Last Answer : This is an ionic compound.
Description : Is Ca(OH)2 am organic compound?
Last Answer : Nope... it is not.
Description : What is name of compound OH?
Last Answer : (OH)- is the anion hydroxyl.
Description : Is Ba(OH)2 an ionic compound?
Last Answer : Ba(OH)2======Barium hydroxide, an ionic compound composed of the cation barium, Ba 2+, and the polyatomic anion hydroxide, OH -.
Description : Pick out the wrong statement. (A) Yellow phosphorous which is the most reactive allotropic form of phosphorous is transported under water (B) Apatite is the principal material present in ... fixation means the process of bringing atmospheric nitrogen into combination i.e. into nitrogen compound fo
Last Answer : (C) Urea is more hygroscopic than ammonium nitrate
Description : Which one of the following contains `C_(sp^(2)) - OH` bond?
Last Answer : Which one of the following contains `C_(sp^(2)) - OH` bond? A. vinyl alcohol B. allyl alcohol C. benzyl alcohol D. carbolic acid
Description : Of them beware - keep your distance, What happens to them is none of your business. But talk to one, and oh you'll see, Themselves no more, will they be. What group of people are they? -Riddles
Last Answer : Strangers. Usually you don't associate with them/stay away from talking to them, but if you talk to one, and get to know them, they are no longer strangers.
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 : In \( III ^{ rd } \) group of salt analysis for cations \( NH _{4} Cl \) and \( NH _{4} OH \) are added as group reagents. Which of the following can be used instead of \( NH _{4} Cl \) ?(a) \( NaCl \)(b) \( \left( NH _ ... \)(c) \( \left( NH _{4}\right)_{2} C _{2} O _{4} \)(d) \( NH _{4} NO _{3} \)
Last Answer : In \( III ^{ rd } \) group of salt analysis for cations \( NH _{4} Cl \) and \( NH _{4} OH \) are added as ... O _{4} \) (d) \( NH _{4} NO _{3} \)
Description : Assertion: Phenol is more reactive than benzene towards electrophilic reactions. Reason : The +R effect of OH group increases the electron density on
Last Answer : Assertion: Phenol is more reactive than benzene towards electrophilic reactions. Reason : The +R effect of ... D. A is incorrect but R is correct
Description : An –OH group is present in the side chain of (A) Serine (B) Arginine (C) Lysine (D) Proline
Last Answer : Answer : A
Description : Alcoholic OH) group can be identified by : (1) Tolien's Reagent Test (2) Esterification Test (3) FeCl3 Test (4) Ozonolysis Reaction
Last Answer : (3) FeCl3 Test Explanation: As phenol is an aromatic alcohol, so FeCl3 test is a test for alcohol and esterificaton test is also a test for alcohol. The ferric chloride test is used to determine the presence or absence of phenols in a given sample (for instance natural phenols in a plant extract).
Description : What is the function of adding NH4 OH in group file?
Last Answer : Ans. It convert ammonium bicarbonate into ammonium carbonate.
Description : Phenols do not undergo substitution of the — OH group like alcohols. Explain.
Last Answer : The C — O bond in phenols has some double bond character due to resonance and hence cannot be easily cleaved by a nucleophile. In contrast, the C — O bond in alcohols is a pure single bond and hence can be easily cleaved by a nucleo phile.
Description : How an — OH group attached to carbon in the benzene ring activates benzene towards electrophilic substitution ?
Last Answer : The lone pair of electrons present on oxygen atom enter into resonance with the benzene ring. As a result, the electron density becomes higher at o- and p- position and due to higher electron density, the ring gets activated towards electrophilic substitution.
Description : The functional group present in CH 3 OH is
Last Answer : alcohol.
Description : Compounds containing – OH group as functional group are called
Last Answer : alcohols.
Description : Which group is an activating substituent? (a) –NO3 (b) –Cl (c) –OH (d) –F
Last Answer : –OH
Description : The designation D or Lbefore the name of a monosaccharide (a) indicates the direction of rotation of polarized light. (b) indicates the length of the carbon chain in the carbohydrate. (c) ... the primary alcohol group. (d) indicates the position of the asymmetric carbon atoms in the carbohydrate.
Last Answer : indicates the position of the OH group on the carbon next to the primary alcohol group.
Description : Which of the following statements is not true about phospholipids? (a) They are similar to triacylglycerols except that the middle OH group of glycerol reacts with a phosphate rather than with a ... is a phospholipid. (d) The C-2 carbon of glycerol in phosphoacylglycerols has the R configuration
Last Answer : They are similar to triacylglycerols except that the middle OH group of glycerol reacts with a phosphate rather than with a fatty acid
Description : What is the functional group in an alcohol? (a) Carbon-carbon double bond (b) NH2 (c) OH (d) COOH
Last Answer : OH
Description : Which of the following reagents will replace –OH group by a halogen atom? (a) HOCl (b) Br2 (c) SOCl2 (d) I2
Last Answer : SOCl2
Description : Which of the following statements is not valid for oxoacids of phosphorus? (1) All oxoacids contain atleast one P = O unit and one P – OH group (2) . (3) Hypophosphorous acid is a diprotic acid. (4) All oxoacids contain tetrahedral four coordinated phosphorous
Last Answer : Orthophosphoric acid is used in the manufacture of triple superphosphate.
Description : What class of organic compounds is characterized by an -OH group bonded to an alkyl group?
Last Answer : ANSWER: ALCOHOL
Description : Alcoholic (– OH) group can be identified by : (1) Tollen's Reagent Test (2) Esterification Test (3) FeCl3 Test (4) Ozonolysis Reaction
Last Answer : FeCl3 Test
Description : Which substance is used as antiknock compound? -Do You Know?
Last Answer : An anti-knocking agent is the substance which is used to reduce the engine knocking. It increases the octane number of the fuel. It helps in auto-ignition by raising the temperature and pressure. TEL is tetraethyl Lead which is used as an Anti-Knocking compound.
Description : Which compound is commonly used as antifreeze in automobile radiators? -Do You Know?
Last Answer : The compound which is added as an antifreeze to the water in automobile radiators is. Solution : Ethylene glycol is miscible in all proportions with water and ethanol but is insoluble in ether. It is widely used as a solvent and as an antifreeze agent.