Description : Alkyl cyanide on reduction gives….. a. primary amine b. secondary amine c. amide d. carboxylic acid
Last Answer : a. primary amine
Description : Ethyl alcohol is commonly made unfit for drinking by the addition of (a) potassium cyanide (b) methyl alcohol (c) chloroform (d) potassium chloride
Last Answer : Ans:(b)
Description : The most suitable solvent for deasphalting vacuum residue is (A) Propane (B) Methyl ethyl ketone (C) Doctor's solution (D) Methanol amine
Last Answer : (B) Methyl ethyl ketone
Description : Ethanol amine is produced using ammonia and (A) Ethyl benzene (B) Ethylene oxide (C) Ethanol (D) Ethane
Last Answer : (B) Ethylene oxide
Description : 95% ethyl alcohol can be converted to 100 % ethyl alcohol by the following
Last Answer : 95% ethyl alcohol can be converted to 100 % ethyl alcohol by the following A. Magnesium ... oxide C. Magnesium phosphate D. Magnesium sulphate
Description : Which of the following statements are false about benzene? (a) It is a planar molecule with bond angles 120°. (b) It is immiscible with water forming the lower layer. (c) It can be ... Ni catalyst. (d) It reacts with ethyl chloride in the presence of aluminium chloride to form ethylbenzene.
Last Answer : It is immiscible with water forming the lower layer
Description : What is this cyanide and happiness comic?
Last Answer : Is it this one: http://explosm.net/comics/1764/
Description : can I cook plum seeds with the pulp and strain them out to make jam with no danger from cyanide
Last Answer : Need Answer
Last Answer : Acrylonitrile.
Description : The reaction of 4 - bromobenzylchloride with sodium cyanide in ethanol leads to
Last Answer : The reaction of 4 - bromobenzylchloride with sodium cyanide in ethanol leads to A. 4- ... cyanbenzyl cyanide D. 4-bromo-2-cyanobenzyl chloride
Description : An organic base (X) reacts with nitrous acid at `0^(@)C` to give a clear solution. Heating the solution with KCN and cuprous cyanide followed by conti
Last Answer : An organic base (X) reacts with nitrous acid at `0^(@)C` to give a clear solution. Heating the solution with ... solid. "X" is : A. B. C. D.
Description : p-cresol reacts with chloroform in alkaline medium to give the compound A which adds hydrogen cyanide to form, the compound B. the latter on acedic hy
Last Answer : p-cresol reacts with chloroform in alkaline medium to give the compound A which adds hydrogen cyanide to form, ... the carboxylic acid is A. B. C. D.
Description : In the cyanide extraction process of silver from argentite ore, the oxidising and reducing agents are
Last Answer : In the cyanide extraction process of silver from argentite ore, the oxidising and reducing agents are ... D. `HNO_(3) and CO` respectively
Description : During the extraction of Ag and using a KCN solution and Zn, cyanide ions and Zn react with metal ion as respectively
Last Answer : During the extraction of Ag and using a KCN solution and Zn, cyanide ions and Zn react with metal ... acid C. A reducing agent D. A complexing agent
Description : The metal extracted by leaching with cyanide is
Last Answer : The metal extracted by leaching with cyanide is A. Mg B. Ag C. Cu D. Na
Description : Cyanide proces is used for the extraction of
Last Answer : Cyanide proces is used for the extraction of A. Barium B. Silver C. Boron D. Zinc
Description : Match column (I) with column (II) and select the correct answer using codes given bleow in the lists. `{:("Column I","Column II"),("(i) Cyanide proces
Last Answer : Match column (I) with column (II) and select the correct answer using codes given bleow in the lists. `{:("Column I" ... ,(ii)-(b),(iii)-(d), (iv)-(a)
Description : Extraction of silver from `Ag_(2)S` by the use of sodium cyanide is example of
Last Answer : Extraction of silver from `Ag_(2)S` by the use of sodium cyanide is example of A. `NaSO_(4)` B. `Na_(2)S` C. `2Na[Ag(CN)_(2)]` D. `Na_(2)ZnSO_(4)`
Description : Which of the following is not added during the extraction of silver by cyanide process?
Last Answer : Which of the following is not added during the extraction of silver by cyanide process? A. NaCN B. Air C. Zn D. `Na_(2)S_(2)O_(3)`
Last Answer : In the cyanide extraction process of silver from argentite ore, the oxidising and reducing agents are ... D. `HNO_(3)` and CO respectively
Description : Which of the following metal is leached by Cyanide process
Last Answer : Which of the following metal is leached by Cyanide process A. Ag B. Na C. Al D. Cu
Description : How many bonds occur between the carbon and nitrogen atoms when drawing the Lewis dot structure for hydrogen cyanide?
Last Answer : Need answer
Description : Is Toxicity of cyanide physical property?
Last Answer : Feel Free to Answer
Description : What are Cyanide symptoms?
Description : Activity of cytochrome oxidase is inhibited by (A) Sulphite (B) Sulphate (C) Arsenite (D) Cyanide
Last Answer : Answer : D
Description : An example of feedback inhibition is (A) Allosteric inhibition of hexokinase by glucose6-phosphate (B) Cyanide action on cytochrome (C) Sulpha drug on folic acid synthesizer bacteria (D) Reaction between succinic dehydrogenase and succinic acid
Last Answer : Answer : A
Description : The following has cyanide: (A) Vitamin B12 (B) Adenyl cobamide (C) Benzimidazole cobamide (D) Methyl cobamide
Description : The central heavy metal cobalt of vitamin B12 is coordinately bound to (A) Cyanide group (B) Amino group (C) Carboxyl group (D) Sulphide group
Description : A specific inhibitor for succinate dehydrogenase is (A) Arsinite (B) Melouate (C) Citrate (D) Cyanide
Last Answer : B
Description : Synthesis of prostaglandinsis is inhibited by (A) Aspirin (B) Arsenic (C) Fluoride (D) Cyanide
Last Answer : A
Description : Cyanide resistant respiration is characteristic of: (a) Viruses (b) Bacteria (c) Plants (d) Animals
Last Answer : Ans. ((c))
Description : Azides and cyanide inhibit: (a) Metaphase (b) Prophase (c) Anaphase (d) Telophase
Last Answer : Ans. ((b))
Description : An example of competitive inhibition of an enzyme is the inhibition of a. Succinic dehydrogenase by malonic acid b. Cytochrome oxidase by cyanide c. Hexokinase by glucose-6-phosphate d. Carbonic anhydrase by carbon dioxide
Last Answer : Ans: A
Description : The term ‘Cynogenesis’ describes the release of (a) hydrogen cyanide (HCN) (b) hydrochloric acid (HCl) (c) hydrogen peroxide (H202) (d) hydrogen sulphide (H2S)
Last Answer : Ans:(a)
Description : Minamata disease was caused due to – (1) Lead (2) Cyanide (3) Mercury (4) Methyl isocyanate
Last Answer : (3) Mercury Explanation: Mimamata disease in Japan was caused due to mercury.
Description : Cyanide poisoning causes death in seconds because - (1) It denatures enzymes of the heart/muscle (2) It breaks the electron transport chain (3) It causes Lysis of red blood cells (4) It causes cardiac arrest
Last Answer : (4) It causes cardiac arrest Explanation: Cyanide poisoning occurs on exposure to a com-pound that produces cyanide ions when dissolved in water. The cyanide ion halts cellular respiration by inhibiting ... coma with seizures, apnea, and cardiac arrest, with death following in a matter of seconds.
Description : Which of the following does not give benzoic acid on hydrolysis? (1) phenyl cyanide (2) benzoyl chloride (3) benzyl chloride (4) methyl benzoate
Last Answer : (3) benzyl chloride Explanation: Hydrolysis is any chemical reaction in which a molecule of water ruptures one or more chemical bonds.
Description : Calcium salts used as fertilizer is – (1) Calcium Carbide (2) Calcium Carbonate (3) Calcium Cyanide (4) Calcium Sulphate
Last Answer : (4) Calcium Sulphate Explanation: Sulphur (as sulphate) is a major plant nutrient, and is essential for crop growth. Calcium Sulphate (gypsum) is used to improve soil quality. Calcium sulphate ... It is mainly used for the reclamation of sodic soils through ion exchange (calcium replacing sodium).
Description : The chemical name of rat poison is - (1) zinc oxide (2) potassium cyanide (3) lead nitrate (4) zinc phosphide
Last Answer : (4) zinc phosphide Explanation: Zinc phosphide is used as a rodenticide. A mixture of food and zinc phosphide is left where the rodents can eat it. The acid in the digestive system of the rodent reacts with the phosphide to generate the toxic phosphine gas.
Description : Mac Arthur Forrest process (Cyanide) is related to?
Last Answer : Silver (Ag)
Description : Orion is (A) A copolymer (B) A condensation polymer (C) Obtained by polymerising vinyl cyanide (D) All (A), (B) and (C)
Last Answer : (C) Obtained by polymerising vinyl cyanide
Description : Why cyanide ion act as ambident nucleophile ?
Last Answer : Ans.---- Cyanide ion can link through either carbon or nitrogen, therefore it is an ambident nuclophile.
Description : Why are Calcium Carbide (CaC 2 ), Carbon monoxide (CO), Carbon dioxide (CO 2 ), Hydrogen cyanide (HCN) and calcium carbonate (CaCO 3 ) classified as inorganic compounds through they contain carbon?
Last Answer : These compounds contain only one or two carbon atoms per formula unit and contain no carbon-carbon (C-C) bonds or carbon-hydrogen bonds. Hence they are classified as inorganic compounds.
Description : Poisons like cyanide inhibit Na+ efflux and K+ influx during cellular transport. This inhibitory effect is reversed by an injection of ATP. This demonstrates that (a) ATP is the carrier protein in the ... is hydrolysed by ATPase to release energy (d) Na+-K+ exchange pump operates in the cell.
Last Answer : (b) energy for Na+-K+ exchange pump comes from ATP
Description : Thermal pollution of water increases its toxicity and oxidation of oxygen demanding waste besides favouring bacterial growth. A rise in water temperature by 10°C, doubles the toxic effects of __________ present in it. (A) Coal ash (B) Potassium cyanide (C) Ortho-xylene (D) None of these
Last Answer : (B) Potassium cyanide
Description : Which of the following is the most lethal water pollutant? (A) Phenol and cyanide (B) Chlorine (C) Alkalis (D) Suspended solids
Last Answer : (A) Phenol and cyanide
Description : Nylon-6,6 is obtained from : (a) Adipic acid and hexamethylene diamine (b) Tetrafluoroethylene (c) Vinyl cyanide (d) Vinylbenzene
Last Answer : Adipic acid and hexamethylene diamine
Description : Teflon is prepared by the polymerization of (a) Butadiene (b) Vinyl cyanide (c) Vinyl chloride (d) Tetrafluoroethylene
Last Answer : Tetrafluoroethylene
Description : Orlon is prepared by the polymerisation of (a) Vinyl cyanide (b) Allyl alcohol (c) Vinyl chloride (d) Allyl chloride
Last Answer : Vinyl cyanide