Description : Bleaching of a fabric cloth is done using A and excess of chlorine is removed using B.A and B are :
Last Answer : Bleaching of a fabric cloth is done using A and excess of chlorine is removed using B.A and B are : A. `CaOCl_( ... D. `CaOCl_(2), Na_(2) S_(2)O_(3)`
Description : Substances used for removing excess of chlorine from textiles after their bleaching are in general called?
Last Answer : Antichlor
Description : With the DPI method of inspection after the contact time has elapsed the dye should be removed by: a) Spraying the surface with the remover till all dye has gone then wipe with clean cloth b) Spraying with ... remover d) it doesn't matter how it is done as long as all traces of dye are removed
Last Answer : c) Wipe clean, using a clean cloth soaked in a solvent remover
Description : Bleaching of paper pulp is done with (A) Activated clay (B) Bromine (C) Chlorine or chlorine dioxide (D) Magnesium sulphite
Last Answer : (C) Chlorine or chlorine dioxide
Description : Which of the following is not used as a filter medium in case of corrosive liquids? (A) Nylon (B) Glass cloth (C) Metal cloth of monel or stainless steel (D) Cotton fabric
Last Answer : (D) Cotton fabric
Description : Chlorine acts as a bleaching agent only in the presence of
Last Answer : Chlorine acts as a bleaching agent only in the presence of A. (A) dry air B. (B) moisture C. (C) sunlight D. (D) pure oxygen
Description : The percentage of available chlorine in a commercial sampleof bleaching powder is
Last Answer : The percentage of available chlorine in a commercial sampleof bleaching powder is A. `52.9%` B. `55.9%` C. `58%` D. `60%`
Description : What is the chemical name of bleaching powder? A. Calcium Hypochlorite B. Calcium Chlorate C. Calcium Chloride D. Chlorine
Last Answer : ANSWER: A
Description : Name the gas used in preparation of bleaching powder – (1) Oxygen (2) Hydrogen (3) Nitrogen (4) Chlorine
Last Answer : (4) Chlorine Explanation: Bleaching powder in manufactured by passing chlorine gas over dry slaked lime. Bleaching powder is also called calcium chlorohypochlorite be-cause it is considered as a mixed salt of hydrochloric acid and hypochlorous acid.
Description : Bleaching powder is prepared by passing – (1) Chlorine over slaked lime (2) Oxygen over slaked lime (3) Carbon dioxide over slaked lime (4) Chlorine over quick lirne
Last Answer : (1) Chlorine over slaked lime Explanation: Calcium hypochlorite (bleaching powder) is manufactured by the calcium process: 2Cl2 + 2Ca(OH)2 (slaked lime) Ca(OCl)2 + CaCl2 + 2H2O. Bleaching powder is actually a mixture of calcium hypochlorite and the basic chloride with some slaked lime.
Description : Most commonly used bleaching agent is – (1) Sodium chloride (2) Alcohol (3) Carbon dioxide (4) Chlorine
Last Answer : (4) Chlorine Explanation: Chlorine is used to disinfect water and is part of the sanitation process for sewage and industrial waste. During the production of paper and cloth, it is used ... in water Bleaching powder is an important and a commonly used bleaching agent prepared from chlorine.
Description : Bleaching action of chlorine is by - (1) Decomposition (2) hydrolysis (3) reduction (4) oxidation
Last Answer : (4) oxidation Explanation: Chlorine bleaches by the process of oxidation. It needs moisture for its bleaching action. Chlorine reacts with water to form hydrochloric and hypochlorous acids.
Description : Bleaching powder is made from - (1) Sulphur dioxide and gypsum (2) Chlorine and Charcoal (3) Soda ash and lime (4) Lime and Chlorine
Last Answer : (4) Lime and Chlorine Explanation: The gas which is used in the preparation of bleaching powder is chlorine. It is a mixture of lime and calcium chloride.
Description : Bleaching action of chlorine is by - (1) decomposition (2) hydrolysis (3) reduction (4) oxidation
Description : Chlorine acts as a bleaching agent only in the presence of which thing?
Last Answer : Moisture
Description : Bleaching powder contains------? A. Nitrogen B. Iodine C. Chlorine (Answer) D. Bromine
Last Answer : C. Chlorine (Answer)
Description : Bleaching action of chlorine is by----? A. Oxidation (Answer) B. Reduction C. Decomposition D. Hydrolysis
Last Answer : A. Oxidation (Answer)
Description : Lime water reacts with chlorine to give a) bleaching powder b) baking powder c) baking soda d) washing soda
Last Answer : a) bleaching powder
Description : Bleaching powder (chemically known as calcium chloro hypochlorite) is commercially produced by the action of chlorine on (A) Slaked lime (B) Soda lime (C) Calcium perchlorate (D) None of these
Last Answer : (A) Slaked lime
Description : The most widely used coagulant for removing suspended impurities from water is (A) Bleaching powder (B) Chlorine (C) Calcium sulphate (D) Alum
Last Answer : (D) Alum
Description : The end bleaching agent used to move last traces of colour bodies from the pulp is (A) Chlorine dioxide (ClO2 ) (B) MgO (C) SO2 gas (D) Mercaptans
Last Answer : (A) Chlorine dioxide (ClO2 )
Description : The percentage of chlorine in fresh bleaching powder is roughly (A) 50 to 60 (B) 30 to 35 (C) 40 to 50 (D) 20 to 25
Last Answer : (B) 30 to 35
Description : Mostly used coagulant, is (A) Chlorine (B) Alum (C) Lime (D) Bleaching powder
Last Answer : (B) Alum
Description : A rural water supply serves a population of 10, 000 at the rate of 50 litres per capita per day . For the chlorine dose of 2 PPM the required amount of bleaching powder with 20% available chlorine will be a. 0.5 kg b. 5 kg * c. 10 kg d. 15 kg
Last Answer : b. 5 kg
Description : 1. Silviculture is the branch of botany what do we study in that? 2. Who was the first Foreign Minister of free India? 3. Chlorine acts as a bleaching agent only in the presence of which thing? 4. ... not have a north south submarine ridge? 20. To whom is the phrase 'The Light of Asia' applied?
Last Answer : Answer : 1. Development of forest 2. Jawaharlal Nehru 3. Moisture 4. Tanna (Japan) 5. Vaishali 6. Sales Tax 7. UNFPA 8. Arthropoda 9. Tasmania 10. Udayin 11. UK 12. Rises 13. Belgrade, ... . Two-third 15. Prayag 16. Industrial Policy of 1948 17. Community 18. Permanency19. Pacific ocean 20. Buddha
Description : Name the gas used in preparation of bleaching powder (1) Oxygen (2) Hydrogen (3) Nitrogen (4) Chlorine
Last Answer : Chlorine
Description : Most commonly used bleaching agent is (1) Sodium chloride (2) Alcohol (3) Carbon dioxide (4) Chlorine
Description : Bleaching powder is prepared by passing : (1) Chlorine over slaked lime (2) Oxygen over slaked lime (3) Carbon dioxide over slaked lime (4) Chlorine over quick lirne
Last Answer : Chlorine over slaked lime
Description : Foul odour and bad taste of water is removed by treating with (A) Alum (B) Bleaching powder (C) Activated carbon (D) Copper sulphate
Last Answer : (C) Activated carbon
Description : Grease coatings on electrical contact surfaces increase contact resistance and should be removed with a/an _______________. A. small wire brush B. compressed air jet C. clean dry cloth D. 10% solution carbon solvent and water
Last Answer : Answer: C
Description : Oxide layer formed on the non-ferrous metal surface after its annealing is (A) Removed by acid pickling (B) Hammered into the surface (C) Removed with coarse emery cloth
Last Answer : Option A
Description : Can anyone help me with this? Chlorine and carbon monoxide gases are mixed in a 1.00L container and the following equilibrium is established: CO(g) + Cl2(g) COCl2(g).. Initially 1.5 mol of ... monoxide. At equilibrium, 0.8 mol of COCl2(g) was found. How do you calculate the percent reaction?
Last Answer : For a start, your equation isn't balanced; it should be Cl2 (Cl2, not 2Cl, because of HONClBrIF). Given this, if we assume the reaction goes to completion, 1.5 mol Cl2 will produce 1.5 mol ... .3% Incidentally, is that supposed to be CO or Co? It has no effect on the calculation, just curious.
Description : Ammonia reacts with excess of chlorine to form
Last Answer : Ammonia reacts with excess of chlorine to form A. `N_(2) and NH_(4)Cl` B. `NCl_(3) and HCl` C. `NH_(4)Cl and NCl_(3)` D. `N_(2) and HCl`
Description : What mass of sodium chloride is produced if 92.0 g of sodium reacts with excess chlorine?
Last Answer : Sodium has an atomic weight of 22.99 g/mol. Chlorine has an atomic weight of 35.45 g/mol. NaCl has an atomic weight of 58.44 g/mol. Therefore 92g of sodium would yield 233.86g of sodium chloride (NaCl).
Description : Permanent hardness of water can be removed by (A) Adding alum (B) Adding lime (C) Adding chlorine (D) Zeolite process
Last Answer : (D) Zeolite process
Description : When copper pyrites is roasted in excess of air, a mixture of `CuO + FeO` is formed. `FeO` is present as impurity. This can be removed as slag during
Last Answer : When copper pyrites is roasted in excess of air, a mixture of `CuO + FeO` is formed. `FeO` is present ... a basic flux D. CaO, which is a basic flux
Description : Which one among the following is not removed as a waste product from the body of a plant? (a) Resins and Gums (b) Urea (c) Dry Leaves (d) Excess Water
Last Answer : Answer: (b)
Description : How should excess solder be removed from a hot soldering iron?
Last Answer : By use of a cleaning cloth.
Description : You can do it in vessels for getting you clean. You can do it to fabric to stop being seen. You are doing it when you've come up short. You've done it too when you've equalled in sport. This ... should be images but then, You can do all those things without pencil or pen.What is the word? -Riddles
Last Answer : DRAW.
Description : 1. How can a Change in distribution of powers between the Centre and the States be done? 2. Which acid is used to remove ink and rust stains and cloth? 3. Which forms the largest share of deficit ... ? 19. Which states is the leading producer of tea? 20. Who was a contemporary of Chinghiz Khan?
Last Answer : Answer : 1. Amending the Constitution 2. Oxalic acid 3. Fiscal deficit 4. 5 km 5. Government of India Act, 1919 6. Ben Okri 7. Nucleolus 8. 73rd 9. East Africa 10. Lichhavi 11. By observing ... Indus and Jhelum 16. Cytochromes 17. From the date of its first meeting 18. Silver 19. Assam 20. Iltutmish
Description : Is using a hair frosting kit gentler on the hair then using a bleaching kit?
Last Answer : Much, since you aren't stripping out the proteins in your hair.
Description : If ten students are asked to measure the length of a piece of cloth upto a mm, using a metre scale,
Last Answer : If ten students are asked to measure the length of a piece of cloth upto a mm, using a ... you think their answers will be identical? Give reasons.
Description : Seating the brushes on a D.C. motor is first accomplished using ________________. A. a file for cutting the approximate curvature followed by sandpaper for the final fit B. sandpaper with the motor not ... for the finishing cut D. course lapping compound, followed by a medium and then a fine grade
Last Answer : Answer: B
Description : Pick out the correct statement. (A) Noise from ball mills can be dealt with by fibre glass lined enclosures (B) Noise from vibrating chutes can be reduced by lining the metallic chute with rubber (C) Noise ... cloth conveyor belts and rubber/plastic covered metallic rollers (D) All (A), (B) & (C)
Last Answer : (D) All (A), (B) & (C)
Description : Three measuring rods are 64 cm,80 cm and 96 cm in length . What is the least length of cloth that can can be measured exact number of times using any one of these rods? (a) 9.60 m (b) 8 m (c) 9.60 cm (d) 96 m
Last Answer : Ans 4. 9.60 m
Description : Disinfection of water is done to destroy pathogenic bacteria and thus prevent water-borne diseases. Disinfection of water may be done by the use of (A) Ozone and iodine (B) Chlorine or its compounds (C) Ultraviolet light for irradiation of water (D) All (A), (B) & (C)
Description : What should be done to increase courage and remove excess shame ?
Last Answer : But I think something else! I think if the self-confidence increases the courage of the mind will increase! Because when your self-confidence increases, your courage will continue to grow and the feeling of ... and try to speak directly, not in a secretive way. I hope you find a good solution .
Description : Find the work done is calorie when `65.5g` Zn reacts with excess `H_(2)SO_(4)` (aq) to form `ZnSO_(4)` & `H_(2)` in a closed rigid vessel at `300 K`.
Last Answer : Find the work done is calorie when `65.5g` Zn reacts with excess `H_(2)SO_(4)` (aq) to form `ZnSO_(4)` & `H_ ... `. A. -600 B. 0 C. `-1200` D. `-2494`