Description : The major products formed in the following reactions is
Last Answer : The major products formed in the following reactions is A. B. C. D.
Description : Answer: b, c, d Eosinophils constitute 1% to 3% of the leukocyte population of the bloodstream. They also reside in tissues and they exhibit phagocytic capabilities. They are less ... the cycle of events that result in recruitment and activation of inflammatory cells at sites of inflammation
Last Answer : Cellular injury from oxidants may be manifest by which of the following? a. Cell membrane lipid peroxidation b. DNA strand breaks c. Cytoskeletal disassembly d. ATP depletion
Description : In the following chemical reactions, the compounds A and B are respectively :
Last Answer : In the following chemical reactions, the compounds A and B are respectively : A. benzene ... C. Phenol and bromobenzene D. Fluorobenzene and phenol
Description : Column 1,2 and 3 contain starting materials, reaction conditions, and type of reactions, respectively The only CORRECT combination that gives two diff
Last Answer : Column 1,2 and 3 contain starting materials, reaction conditions, and type of reactions, respectively The only CORRECT ... )(i)(S) D. (III)(iii)(P)
Description : Column 1,2 and 3 contain starting materials, reaction conditions, and type of reactions, respectively For the synthesis of benzoic acid, the only CORR
Last Answer : Column 1,2 and 3 contain starting materials, reaction conditions, and type of reactions, respectively For the synthesis ... )(ii)(P) D. (III)(iv)(R)
Description : Compounds P and R upon ozonolysis produce Q and S, respectively. The molecular formula of Q and S is `C_(8)H_(8)O`. Q undergoes cannizzaro reactions b
Last Answer : Compounds P and R upon ozonolysis produce Q and S, respectively. The molecular formula of Q and S is `C_(8) ... R , respectively is (are) A. B. C. D.
Description : Consider the following sequence of reactions The product (A) and (B) are, respectively :
Last Answer : Consider the following sequence of reactions The product (A) and (B) are, respectively : A. B. C. D.
Description : For determining the support reactions at A and B of a three hinged arch, points B and Care joined and produced to intersect the load line at D and a line parallel to the load line through A at D'. Distances AD, DD ... reactions at A and B is (A) 30° (B) 45° (C) 60° (D) 90
Last Answer : (D) 90
Description : The products of following sequence of reactions are
Last Answer : The products of following sequence of reactions are A. B. C. D.
Description : Give the products of the above reactions.
Last Answer : Give the products of the above reactions.
Description : in the following reactions , products A and B are:
Last Answer : in the following reactions , products A and B are: A. B. C. D.
Description : In photosynthesis directly light driven reaction are called (A)_____ while some reactions are depends on the products of light reaction (ATP and NADPH
Last Answer : In photosynthesis directly light driven reaction are called (A)_____ while some reactions are depends ... and NADPH) conventinally called as (B)____
Description : How many of the following reactions would have HCl as one of the products ? (a)`CH_4+CI_2 to ` (b) `FeSO_4 + H_2SO_4 + Cl_2 to` (c) `l_2+Cl_2+H_2O to
Last Answer : How many of the following reactions would have HCl as one of the products ? (a)`CH_4+CI_2 to ` (b) ` ... h) `Cl_2O_7+H_2O to` (i)`Cl_2+NaOH(conc) to`
Description : Match the reactions listed in column-I with the products listed in column-II
Last Answer : Match the reactions listed in column-I with the products listed in column-II
Description : The products resulting from the atmospheric reactions of hydrocarbons and nitrogen oxides in the presence of sunlight are called
Last Answer : The products resulting from the atmospheric reactions of hydrocarbons and nitrogen oxides in the ... C. Tertiary pollutants D. Non-pollutants
Description : Which of the following reactions represent major products?
Last Answer : Which of the following reactions represent major products? A. B. C. D.
Description : Consider the following sequence of reactions: The products (B) and (C) are:
Last Answer : Consider the following sequence of reactions: The products (B) and (C) are: A. B. C. D.
Description : Transfusions of blood products can be associated with a number of complications including immediate and delayed hemolytic reactions; nonhemolytic reactions; infectious disease transmission; and ... d. Routine impaired calcium supplementation is necessary during most massive transfusion episodes
Last Answer : Answer: a, c Immediate hemolytic reactions are usually caused by blood group ABO incompatibility although they may be caused by antigens of other blood group systems ... when associated with massive transfusion during complex intraoperative procedures such as thoracoabdominal aneurysm resection
Description : Kinetics is the study of: (1) The rate of chemical reaction (2) How fast the reactions go (3) The mechanisms and paths of the molecules take in joining from one reactant to products (4) All of these are correct
Last Answer : (4) All of these are correct Explanation: In chemistry, the study of rates and mechanisms of chemical processes and, of the factors on which they depend, is called kinetics. is the study of ... provides a very detailed picture of which bonds are broken and formed during the course of a reaction.
Description : Those reactions in which the products cannot react and give back the original reac- tants are called?
Last Answer : Irreversible reactions
Description : Pick out the wrong statement. (A) In a batch reactor, which is exclusively used for liquid phase reactions; temperature pressure and composition may vary with time (B) In a semi-batch reactor, ... system (D) In a continuous flow reactor, both the reactants and the products flow out continuously
Last Answer : (C) In a continuous flow reactor, uniform concentration cannot be maintained throughout the vessel even in a well agitated system
Description : A batch reactor is suitable for (A) Achieving cent percent conversion of reactants into products (B) Large scale gaseous phase reactions (C) Liquid phase reactions (D) Obtaining uniform polymerisation products in highly exothermic reactions
Last Answer : (C) Liquid phase reactions
Description : For multiple reactions, the flow pattern within the vessel affects the (A) Size requirement (B) Distribution of reaction products (C) Both (A) and (B) (D) Neither (A) nor (B)
Last Answer : (C) Both (A) and (B)
Description : Which of the following reactions does not produce benzene as one of the products? (a) Treating benzenediazonium chloride with H3PO2 (b) Distilling phenol with zinc dust (c) Fusing sodium benzoate with NaOH (d) Fusing sodium benzenesulfonate with NaOH
Last Answer : Fusing sodium benzenesulfonate with NaOH
Description : In autocatalytic reactions, (A) One of the reactants acts as a catalyst (B) One of the products acts as a catalyst (C) Catalysts have very high selectivity (D) No catalyst is used
Last Answer : (B) One of the products acts as a catalyst
Description : In fermentation reactions occurring in yeast, two products of metabolism are ______ and ______. a. Acid; Hydrogen Gas b. Hydrogen Gas; Sucrose c. Ethyl Alcohol; Methane d. Carbon Dioxide; Ethyl Alcohol
Last Answer : a. Acid; Hydrogen Gas
Description : Which of the following(s) is/are the products of the light reactions of photosynthesis? A.ATP only B.NADPH only C.ATP and O2 only D.ATP, NADPH, and O2
Last Answer : D.ATP, NADPH, and O2
Description : Which of the following adverse drug reactions would you report to the Medicines and Healthcare Products regulatory Agency (MHRA) via the yellow card system for reporting? a) A patient ... started taking ramipril. d) A patient complains they have experienced diarrhoea since taking azilsartan.
Last Answer : d) A patient complains they have experienced diarrhoea since taking azilsartan.
Description : In protolytic reactions in which the reactants are much stronger as an acid and a base than the products, the proton transfer reaction: w) does not occur x) approaches completeness y) produces a much stronger acid and a much weaker base z) produces a much weaker acid and a much stronger base
Last Answer : ANSWER: X -- APPROACHES COMPLETENESS
Last Answer : All of these are correct
Description : Ozone layer is formed due to reactions of : (1) oxygen and ultraviolet rays (2) carbon dioxide and layers of atmosphere (3) cosmic rays and layers of atmosphere (4) infrared rays and ultraviolet rays
Last Answer : (1) oxygen and ultraviolet rays Explanation: Ozone in the Earth's stratosphere is created by ultraviolet light striking ordinary oxygen molecules containing two oxygen atoms (O2), splitting them into ... (atomic oxygen). The atomic oxygen then combines with unbroken O2 to create ozone (O3).
Description : Esters can be formed by nucleophilic substitution reactions of : (a) carboxylic acids and alcohols ; acid-catalyzed (b) acid chlorides and alcohols (c) both of the above (d) neither of the above
Last Answer : both of the above
Last Answer : oxygen and ultraviolet rays
Description : In the reaction , `(CH_(3))_(3)C CHO +HCHO overset(NaOH)underset("heat")toA+B` the products (A) and (B) are respectively
Last Answer : In the reaction , `(CH_(3))_(3)C CHO +HCHO overset(NaOH)underset("heat")toA+B` the products (A) and (B) ... (CH_(3))_(3)COONa` and `HCOO^(-) Na^(+)`
Description : Sulphur content in lighter and heavier petroleum products is generally determined respectively by (A) Lamp method and bomb method (B) Bomb method and lamp method (C) Bomb method and quartz tube method (D) Quartz tube method and lamp method
Last Answer : (B) Bomb method and lamp method
Description : Auxospores and hormogonia are formed, respectively, by (a) some diatoms and several cyanobacteria (b) some cyanobacteria and many diatoms (c) several cyanobacteria and several diatoms (d) several diatoms and a few cyanobacteria.
Last Answer : (d) several diatoms and a few cyanobacteria.
Description : Two alloys contain platinum and gold in the ratio of 1:2 and 1:3 respectively. A third alloy C is formed by mixing alloys one and alloy two in the ratio of 3:4. Find the percentage of gold in the mixture a) 79.2/7% b) 71.2/7% c) 73.2/7% d) 71.3/7% e) None of these
Last Answer : Answer: D Platinum = 1/3 and 1/4 gold = 2/3 and 3/4 Alloy one and two are mixed in the ratio of 3:4, so ratio of platinum and gold in final ratio – 2:5 So gold % = (5/7)*100 71.3/7%