Which chemical reaction takes place in
a torch cell?

1 Answer

Answer :

Chemical energy is converted into electrical
energy.

Related questions

Description : In a torch cell; which energy is con- verted into electric energy?

Last Answer : Chemical

Description : Metal used in torch cell?

Last Answer : Zinc

Description : What place does the Olympic Torch Flame is always lit?

Last Answer : It is an eternal flame in Olympia Greece where the Olympicsbegan.

Description : Pick out the wrong statement. (A) A particular chemical reaction is more temperature sensitive at low temperatures (B) A very high value of equilibrium constant, K (K >> 1) indicates that the ... ) Non-ideal flow takes place in reactors due to recycling, channeling or by creation of stagnant regions

Last Answer : (C) The intercept of the Arrhenius plot is called the 'activation energy

Description : When an isolated thermodynamic system executes a process, (A) Work is done (B) Heat transfer takes place (C) Mass flow occurs across the boundary of the system (D) No chemical reaction takes place within the system

Last Answer : D) No chemical reaction takes place within the system

Description : (a) What are fuel cells? Explain the electrode reactions involved in the working of H2 – O2 fuel cell. (b) Represent the galvanic cell in which the reaction Zn (s) + Cu2+ (aq) → Zn2+ (aq) + Cu (s) takes place. -Chemistry

Last Answer : (a) Fuel cells : These cells are the devices which convert the energy produced during combustion of fuels like H2, CH4, etc. directly into electrical energy. The electrode reaction for H2 – O2 fuel cell : (b) The galvanic cell may be represented as Zn (s) | Zn2+ (1M) || Cu2+ (1M) | Cu (s)

Description : A concave mirror cannot be used as : (a) a magnifying mirror (b) a torch reflector (c) a dentist‘s mirror (d) a rear view mirror

Last Answer : (c) a dentist‘s mirror

Description : Torch down or silicon roof?

Last Answer : My Google-Fu found this article which seems reasonably balanced and may, at the very least, help you to ask the right questions of your roofer. I would also ask about any warranties he offers on the two options. I have no experience with flat roofs myself. Hope that’s helpful.

Description : Have you ever cooked anything, including a squirrel, with a blow torch, or what's the stupidest thing you've heard today....?

Last Answer : answer:What a fucking fruitcake! lol No nothing that stupid. I've heard nothing stupid today, just groovin' to my new neighbors big housewarming party bash, live music and 5 new horses in the neigh-borhood! ... under the truck with it. Kaboom! Truck and dog at the bottom of the lake. lol Poor dog!

Description : Where to download Blackberry Torch themes?

Last Answer : bbthemes eveek themes4bb

Description : What are the best apps for the Blackberry Torch?

Last Answer : I like Pandora (internet radio), Evernote (note-taking and syncing app), UberTwitter (if you use Twitter) and WhatsApp (free texting between iPhone, Android and Blackberry phones).

Description : Is a propane "ice melt" torch effective for melting ice on a driveway?

Last Answer : No. But..I HAVE hooked up the garden hose to the hot water outlet in the garage that my washing machine hooks up to, and have hosed down icy areas with hot water to melt the ice. ;-)

Description : Why were mexicans on the side of the road followed by a flaming torch?

Last Answer : Mexican Olympics?

Description : Is a blow torch considered a weapon?

Last Answer : No, it’s a tool. But attached to the end of a super-soaker filled with gasoline, it`s a pretty awesome weapon :)

Description : How to stop the batteries in my torch from rattling?

Last Answer : Wrapping them in tape is a reasonable solution, but might make it hard to take them out later. To be honest, if this bothers you you should buy a better torch. Get a Maglite or something with higher build quality. Wishing you many happy years of rattle-free illumination.

Description : Did anyone see the olympic torch?

Last Answer : Not here in London. Just a lot of policemen running a marathon!

Description : is kniphofia torch lilies also considered foxglove , which I understand is poisonous?

Last Answer : Need Answer

Description : TORCH screen?

Last Answer : DefinitionThe TORCH screen is a blood test that checks for several different infections in a newborn. TORCH stands for toxoplasmosis, rubella, cytomegalovirus, herpes simplex, and HIV.Sometimes the test ... , see infant test or procedure preparation.How the test will feelWhile the blood sample i

Description : Does the Blackberry Torch support Windows mobile email?

Last Answer : Windows Mobile email is not supposed to be able to be run on the Blackberry Torch, so it is not recommended to be tried.

Description : Should we use the welding torch?

Last Answer : If you need to repair a metal bed frame, it may be necessary to use a welding torch. Be sure you know how to properly and safely operate it by consulting the manufacturer's instructions. Do not repair your bed in the bedroom-- take it outside or into the garage!

Description : Acetylene Torch?

Last Answer : form_title= Acetylene Torch form_header= Do all of your own welding with a new Acetylene Torch. Have you ever used a Acetylene Torch?*= () Yes () No How many do you want to buy?*= {1, 2, 3, 4, 5, More than 5} Are your welding needs for commercial or personal use?*= () Personal () Commercial

Description : Where can I buy a custom designed Blackberry torch cover?

Last Answer : Two websites that offer different varieties of custom Blackberry Torch covers are BlackBerrySource.com (A good one to bookmark if you're a Blackberry owner for sure!) and eaccess-estore.com. If you don' ... few custom Blackberry Torch case options. Call your local branch to see if they're in stock!

Description : Save Money with a BlackBerry Torch 9850 Wi-Fi Connection?

Last Answer : Save on your 3G connection charges by connecting your BlackBerry Torch 9850 to the internet via a Wi-Fi hot spot. Go to the "Manage Connections" icon and select it. Under the drop down menu, ... access to the network. Oftentimes, this Wi-Fi connection is faster than your provider's 3G network.

Description : Does the BlackBerry Torch 9850 have WiFi capability?

Last Answer : Yes, the Blackberry Torch 9850 has WIFI capability. The Blackberry Torch 9850 has access to the Blackberry Enterprise server (WIFI), the Blackberry internet bundle option (WIFI), and web browsing capabilities.

Description : Do tiki torch oil ever go bad and is it replacable?

Last Answer : tiki torches do go bad because of the oil they take. it is replaceable and you should replace it every few years. it might be a bit expensive though.

Description : The leaks in a refrigeration system using Freon are detected by (a) halide torch which on detection produces greenish flame lighting (b) sulphur sticks which on detection gives white smoke (c) using reagents (d) sensing reduction in pressure.

Last Answer : Ans: a

Description : Whic of the following pairs of materials serves as electrodes in chargeable batteries commonly used in devices such as torch lights, electric shavers, etc.? (1) Iron and cadmium (2) Nickel and cadmium (3) Lead peroxide and lead (4) Zinc and carbon

Last Answer : (2) Nickel and cadmium Explanation: A rechargeable battery, storage battery, or accumulator is a type of electrical battery. It comprises one or more electrochemical cells, and is a ... sizes, ranging from button cells to megawatt systems connected to stabilize an electrical distribution network.

Description : Lead pipe is (A) Especially resistant to solutions containing H2SO4 (B) Usually joined by burning (e.g. by melting to adjacent pieces with a torch) (C) Having very low elastic limit resulting in permanent deformation from either mechanical or thermal strain (D) All (A), (B) and (C)

Last Answer : (D) All (A), (B) and (C

Description : The T in TORCH stands for the disease caused by a. Trypanosome Brucei. b. Toxoplasma Gondii. c. Taenia Spiralis. d. Trypanosoma Cruzi. e. Trichomonas Vaginalis.

Last Answer : b. Toxoplasma Gondii.

Description : Holes for riveting purposes should be preferably made by (A) Cutting torch (B) Drilling (C) Punching (D) None of these

Last Answer : (B) Drilling

Description : Leakage in a cooking gas cylinder is detected by (A) Radio-isotopes (B) Pouring soap solution on the surface and locating the gas bubbles (C) Halide torch (D) Pungent smell of mercaptans present in the gas

Last Answer : Option D

Description : The LED indicator on the emergency torch is flashing at 4 seconds intervals. This indicates: a. The battery is charging b. The torch is serviceable c. The battery needs replacing d. The filament is broken

Last Answer : b. The torch is serviceable

Description : Which of the following uses non-conventional Source of Energy? (1) Kerosene lamp (2) Wax candle (3) Solar lantern (4) Torch

Last Answer : (3) Solar lantern

Description : The LED indicator on the emergency torch is flashing at 4 seconds intervals. This indicates: a. The battery is charging b. The torch is serviceable c. The battery needs replacing d. The filament is broken

Last Answer : b. The torch is serviceable

Description : Torch is kept at height from top surface of rail head? (i) 30 to 55 mm (ii) 35 to 40 mm (iii) 40 to 45 mm

Last Answer : (iii) 40 to 45 mm

Description : How to choose a diving torch?

Last Answer : To choose the right LED flashlight for spearfishing or diving, you must first familiarize yourself with the basic parameters of this device. choose a lantern for divingWhat requirements should it meet ... acceptable, because the fish is frightened by the white bright light and instantly takes off.

Description : Acetylene is commonly used in a gas welding torch. Give the molecular formula for acetylene. 

Last Answer : ANSWER: C2H2 or HC2H or H2C2

Description : Which of the following pairs of materials serves as electrodes in chargeable batteries commonly used in devices such as torch lights, electric shavers, etc. ? (1) Iron and cadmium (2) Nickel and cadmium (3) Lead peroxide and lead (4) Zinc and carbon

Last Answer : Nickel and cadmium

Description : A cartoon contains 15 torch lights out of which 3 are defective. Two torch light are chosen at random from this cartoon. The probability that at least one of these is defective is. A) 13/35 B) 14/35 C) 11/35 D) 17/35

Last Answer : Answer: A) P (none is defective) = 12c2/15c2 = (12*11/2*1)/(15*14/2*1) = 66/105=22/35 P (at least one is defective) = (1 – 22/35) =13/35

Description : A hollow circular pipe with non-reflective inner surface is cut into 5 pieces and arranged as shown in the figure below. If it is illuminated from below using a torch as shown in the figure, what would be the profile of the light falling on the sheet kept above?

Last Answer : A

Description : The Lamp resistance of a mini-torch light, operating on 1.5 volts is classified as _____________resistance. A. Low B. Medium C. High D. None of these 

Last Answer : The Lamp resistance of a mini-torch light, operating on 1.5 volts is classified as Medium resistance.

Description : NaHCO 3 + HCl NaCl + H 2 O +CO 2 is the correct chemical reaction happening inside stomach when child takes antacid. (a) Yes (b) No (c) May be

Last Answer : (a) Yes

Description : What kind of weathering takes place on the valley side above the surface of the glacier? A. Plucking B. Abrasion C. Chemical weathering D. Frost shattering (Answer)

Last Answer : D. Frost shattering (Answer)

Description : A chemical change takes place when iron (A) Rusts (B) Melts (C) Is heated (D) None of these

Last Answer : (A) Rusts

Description : Pick out the wrong statement. Raoult's law does not apply, when the (A) Size of component molecules are not equal (B) Attractive forces between like and unlike molecules ... D) Chemical combination or molecular association between unlike molecules takes place in the formation of solution

Last Answer : (C) Component molecules are non-polar

Description : A ‘clinical death' takes place when (a) There is no pulse (b) There is no heart beat (c) Pupils are fixed and dilated, and there is no reaction to light (d) All the above three conditions are present together

Last Answer : Ans:(d)

Description : During photosynthesis, energy is absorbed by chlorophyll, therefore it is: (a) exothermic reaction (b) endothermic reaction (c) neither exothermic nor endothermic reaction (d) the process takes place in plants only

Last Answer : (b) endothermic reaction

Description : Coupling reaction takes place when benzene diazonium chloride is treated with :

Last Answer : Coupling reaction takes place when benzene diazonium chloride is treated with : A. Benzaldehyde B. `alpha`-naphthol C. N, N-dimethyl aniline D. Phenol

Description : Fusion reaction takes place at high temperature because

Last Answer : Fusion reaction takes place at high temperature because A. atoms are ionised at high ... is high enough to overcome repulsion between nuclei

Description : (A) `S_(N^(2))` reactioin takes place in single step. (R) `S_(N^(2))` reaction involves transition state intermediate.

Last Answer : (A) `S_(N^(2))` reactioin takes place in single step. (R) `S_(N^(2))` reaction involves transition ... . D. IF (A) is incorrect but (R) is correct.