Description : Goldschmidt process is related to?
Last Answer : Thermite welding
Description : List out types of thermic fluid.
Last Answer : Different thermic fluids 1. Dowtherm A 2. Dowtherm E 3. Therminol FR 4. Oil mobiltherm 600 5. Oil Mobiltherm light 6. Hydrotherm 750-200
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
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 : `H_(2)C_(2)O_(4)` and `NaHC_(2)O_(4)` behave as acids as well as reducing agents. Which are the correct statements?
Last Answer : `H_(2)C_(2)O_(4)` and `NaHC_(2)O_(4)` behave as acids as well as reducing agents. Which are the ... is oxidised by same volume of 1 (M) `KMnO_(4)`
Description : Which of the following samples of reducing agents is /are chemically equivalent to 25mL of 0.2 N `KMnO_(4)` to be reduced to `Mn^(2+)` and water?
Last Answer : Which of the following samples of reducing agents is /are chemically equivalent to 25mL of 0.2 N `KMnO_(4)` ... SnCl_(2)` to be oxidized to `Sn^(4+)`
Description : Determine the equivalent weight of the following oxidising and reducing agents : (a) `KMnO_(4)` (reacting in acidic medium `MnO_(4)^(-)rarrMn^(2+)`) (
Last Answer : Determine the equivalent weight of the following oxidising and reducing agents : (a) `KMnO_(4)` (reacting in ... medium `MnO_(4)^(-)rarr MnO_(2)`)
Description : What are Aldehydes? (1) Mild oxidising agents (2) Strong oxidising agents (3) Strong reducing agents (4) Mild reducing agents
Last Answer : (3) Strong reducing agents Explanation: Aldehydes are organic chemical compounds that include a-carbonyl group (i.e. an oxygen atom attached to a carbon atom by a double covalent bond) and a ... atom makes aldehydes very easy to oxidize. Or, put another way, they are strong reducing agents.
Description : Why is extraction of aluminium not commercially viable by using reducing agents like coke? OR Coke is used in the extraction of iron but not in the extraction of aluminium. Why? OR Aluminium cannot be extracted by heating bauxite and coke. Why?
Last Answer : Oxygen of aluminium oxide cannot be easily taken away by reducing agents like coke.
Description : The chemical reaction between Hydrogen sulphide and iodine to give Hydrogen iodide and sulphur is given below: The oxidizing and reducing agents involved in this redox reaction are: (a) ... and hydrogen sulphide respectively (c) Sulphur and iodine respectively (d) Hydrogen sulphide and sulphur
Last Answer : (b) Iodine and hydrogen sulphide respectively
Last Answer : Strong reducing agents
Description : This group of alumino-silicate minerals is widely used in making electrical insulators (1) Bauxite (2) Chrornite (3) Manganese (4) Mica
Last Answer : (4) Mica Explanation: Sheet mica is used principally in the electronic and electrical industries. Its usefulness in these applications is derived from its unique electrical and thermal insulating properties and ... it is a good electrical insulator at the same time as being a good thermal conductor.
Description : Molecular sieves are porous (A) Alumina (B) Silica (C) Synthetic zeolites crystals/metal alumino-silicates (D) None of these
Last Answer : (C) Synthetic zeolites crystals/metal alumino-silicates
Description : Hydration of cement is due to chemical action of water with (A) Tricalcium silicate and dicalcium silicate (B) Dicalcium silicate and tricalcium aluminate (C) Tricalcium aluminate and tricalcium alumino ferrite (D) All the above
Last Answer : Answer: Option D
Description : The compound of Portland cement which reacts immediately with water and also sets first is (A) Tri-calcium silicate (B) Di-calcium silicate (C) Tri-calcium aluminate (D) Tetra calcium alumino ferrite
Last Answer : Answer: Option C
Description : Initial setting of cement is caused due to (A) Tri-calcium silicate (B) Di-calcium silicate (C) Tri-calcium aluminate (D) Tetra calcium alumino ferrite
Description : The compound of Portland cement which contributes to the strength after two to three years is (A) Tri-calcium silicate (B) Di-calcium silicate (C) Tri-calcium aluminate (D) Tetra-calcium alumino ferrite
Last Answer : Answer: Option B
Description : Pick up the compound responsible for early strength of cement from the following: (A) Tetra-calcium alumino-ferrite (B) Tri-calcium silicate (C) Tri-calcium aluminate (D) Di-calcium silicate
Description : Good quality cement contains higher percentage of (A) Tri-calcium silicate (B) Di-calcium silicate (C) Tri-calcium aluminate (D) Tetra calcium alumino ferrite
Last Answer : Answer: Option A
Description : Ultimate strength to cement is provided by (A) Tri-calcium silicate (B) Di-calcium silicate (C) Tri-calcium aluminate (D) Tetra calcium alumino ferrite
Description : Rapid hardening cement contains (A) Tri-calcium silicate (B) Tri-calcium aluminate (C) Tetra-calcium alumino-ferrite (D) Di-calcium silicate
Description : In the cement the compound quickest to react with water, is (A) Tri-calcium aluminate (B) Tetra-calcium alumino-ferrite (C) Tri-calcium silicate (D) Di-calcium silicate
Description : The constituent of cement which is responsible for all the undesirable properties of cement is (A) Di-calcium silicate (B) Tri-calcium silicate (C) Tri-calcium aluminate (D) Tetra calcium alumino ferrite
Description : This group of alumino-silicate minerals is widely used in making electrical insulators (1) Bauxite (2) Chromite (3) Manganese (4) Mica
Last Answer : Mica
Description : The presence of alkali oxides in alumino silicate ceramics is likely to result in dielectric breakdown due to (A) Polarization (B) Conductivity (C) Structural homogeneties (D) Ionization
Last Answer : The presence of alkali oxides in alumino silicate ceramics is likely to result in dielectric breakdown due to Conductivity
Description : What is the process of decontamination for chemical agents?
Last Answer : The process involve cleaning or neutralization; it is a specific process for each chemical contaminant.
Description : Pick out the correct statement. (A) Angle of repose is always greater than the angle of slide (B) A hopper is a small bin with a sloping bottom (C) A silo is a short height ... used as a 'modifying agent' (for activating or depressing the adsorption of filming agents) in froth floatation process
Last Answer : (B) A hopper is a small bin with a sloping bottom
Description : what is the best weight-loss, stomach reducing process at moment?
Last Answer : The best way to lose weight is exe.io/YamLCF1E
Description : Name the reducing agent that is used in the thermite process?
Last Answer : Name the reducing agent that is used in the thermite process? A. C B. Zn C. Na D. Al
Description : The process of curing inflation by reducing money supply is called - (1) Cost-push inflation (2) Demand-pull inflation (3) Disinflation (4) Reflation
Last Answer : (3) Disinflation Explanation: Disinflation is a decrease in the rate of inflation -a slowdown in the rate of increase of the general price level of goods and services in a nation's gross ... a very short period of time. Disinflation takes place only when an economy is suffering from recession.
Description : Why carbon reduction process is not applied for reducing aluminium oxide to aluminium ?
Last Answer : Ans. Because aluminium metal itself a very powerful agent and can easily reduce CO formed during the reaction back to carbon.
Description : In linguistic morphology _____________ is the process for reducing inflected words to their root form. a) Rooting b) Stemming c) Text-Proofing d) Both Rooting & Stemming
Last Answer : b) Stemming
Description : Which of the following processes follows the hardening process for reducing the hardening strains & increasing the toughness of the steel part? (A) Anodising (B) Tempering (C) Carburising
Last Answer : (B) Tempering
Description : Midrex process of sponge iron production uses reformed natural gas as the reducing agent, which uses iron ore in the form of (A) Lumps (B) Pellets (C) Briquettes (D) Sinte
Last Answer : Option B
Description : What process is done by the data compression while encoding the data ? a) Identifying repetition in the data b) Reducing repetition in the data c) Eliminating repetition in the data d) All of these
Last Answer : d) All of these
Description : Process Management Initiatives a. improve business procedures, resulting in improved efficiencies and cost structures. b. improve product quality while reducing the time and resources required ... improved efficiencies and costs structures. d. improve product quality and business procedures.
Last Answer : a. improve business procedures, resulting in improved efficiencies and cost structures.
Description : Marketing managers at London Equipment Company are involved in establishing marketing performance standards, evaluating performance, and reducing the differences between actual and desired performance. These ... process. B)marketing systems design. C)the marketing audit. D)marketing evaluation.
Last Answer : A)the marketing control process.
Description : The marketing control process consists of A)establishing goals, market scanning, and market share analysis. B)establishing standards, evaluating performance, and reducing the differences ... objectives, implementing strategies, and reducing the differences between desired and actual performance.
Last Answer : B)establishing standards, evaluating performance, and reducing the differences between desired and actual performance.
Description : Which of the following is the primary reason for adding calcium carbonate to the reduction process of iron oxide ores ? The calcium carbonate: w) acts as an oxidizing agent x) removes silicate waste products y) acts as a reducing agent z) removes sulfur waste products
Last Answer : ANSWER: X -- REMOVES SILICATE WASTE PRODUCTS
Description : What metal is used as a reducing agent to obtain iron from iron oxide in the Thermite process?
Last Answer : ANSWER: ALUMINUM
Description : The process of curing inflation by reducing money supply is called (1) Cost-push inflation (2) Demand-pull inflation (3) Disinflation (4) Reflation
Last Answer : Disinflation