White phosphorous burns in atmosphere at?

White phosphorous burns in atmosphere
at?
by

1 Answer

Answer :

30°C
by

Related questions

Both white phosphorous as well as red phosphorous (A) Are soluble in CS2 (B) Burns when heated in air (C) Reacts with hot caustic soda solution to give Phosphine (D) All (A), (B), and (C)

Description : Both white phosphorous as well as red phosphorous (A) Are soluble in CS2 (B) Burns when heated in air (C) Reacts with hot caustic soda solution to give Phosphine (D) All (A), (B), and (C)

Last Answer : (B) Burns when heated in air

The form of Phosphorous which emits green light on the exposure to atmosphere ?

Description : The form of Phosphorous which emits green light on the exposure to atmosphere ?

Last Answer : White phosphorous

What is the interplanetary material that burns up and becomes a bright glowing streak of light in earth's atmosphere?

Description : What is the interplanetary material that burns up and becomes a bright glowing streak of light in earth's atmosphere?

Last Answer : Meteors, which are tiny grains of rock.

Conversion of yellow phosphorus to red phosphorous is done in retorts at 250-450°C in the (A) Presence of an inert atmosphere (B) Presence of a reducing atmosphere (C) Absence of air (D) Presence of an oxidising atmosphere

Description : Conversion of yellow phosphorus to red phosphorous is done in retorts at 250-450°C in the (A) Presence of an inert atmosphere (B) Presence of a reducing atmosphere (C) Absence of air (D) Presence of an oxidising atmosphere

Last Answer : (C) Absence of air

Acid rain is caused due to pollution of atmosphere by (1) oxides of carbon and nitrogen (2) oxides of nitrogen and sulphur (3) oxides of nitrogen and phosphorous (4) None of these

Description : Acid rain is caused due to pollution of atmosphere by (1) oxides of carbon and nitrogen (2) oxides of nitrogen and sulphur (3) oxides of nitrogen and phosphorous (4) None of these

Last Answer : oxides of nitrogen and sulphur

The product obtained after the heating of White Phosphorous at a high temperature is?

Description : The product obtained after the heating of White Phosphorous at a high temperature is?

Last Answer : Black Phosphorous

White phosphorous is kept in?

Description : White phosphorous is kept in?

Last Answer : Water

Is Magnesium ribbon burns leaving white ash?

Description : Is Magnesium ribbon burns leaving white ash?

Last Answer : Need answer

Which of the following statements reflect the nursing management of the patient with a white phosphorus chemical burn? a) Do not apply water to the burn. Water should not be applied to burns from lye or white phosphorus because of the potential for an explosion or deepening of the burn.

Description : Which of the following statements reflect the nursing management of the patient with a white phosphorus chemical burn? a) Do not apply water to the burn. Water should not be applied to burns from ... from lye or white phosphorus because of the potential for an explosion or deepening of the burn.

Last Answer : a) Do not apply water to the burn. Water should not be applied to burns from lye or white phosphorus because of the potential for an explosion or deepening of the burn.

White phosphorous on reaction with `NaOH` gives `PH_(3)` and

Description : White phosphorous on reaction with `NaOH` gives `PH_(3)` and

Last Answer : White phosphorous on reaction with `NaOH` gives `PH_(3)` and A. `Na_(2)HPO_(3)` B. `NaH_(2)PO_(2)` C. `NaH_(2)PO_(3)` D. `Na_(3)PO_(4)`

The product formed in the reaction of `SOCl_2` (thionyl chloride) with white phosphorous is.

Description : The product formed in the reaction of `SOCl_2` (thionyl chloride) with white phosphorous is.

Last Answer : The product formed in the reaction of `SOCl_2` (thionyl chloride) with white phosphorous is. A. `PCl_(3)` B. `SO_(2)Cl_(2)` C. `SCl_(2)` D. `POCl_(3)`

White phosphorous on reaction with `NaOH` gives `PH_(3)` and

Description : White phosphorous on reaction with `NaOH` gives `PH_(3)` and

Last Answer : White phosphorous on reaction with `NaOH` gives `PH_(3)` and A. `Na_(2)HPO_(3)` B. `NaH_(2)PO_(2)` C. `NaH_(2)PO_(3)` D. `Na_(3)PO_(4)`

The product formed in the reaction of `SOCl_2` (thionyl chloride) with white phosphorous is.

Description : The product formed in the reaction of `SOCl_2` (thionyl chloride) with white phosphorous is.

Last Answer : The product formed in the reaction of `SOCl_2` (thionyl chloride) with white phosphorous is. A. `PCl_(3)` B. `SO_(2)Cl_(2)` C. `SCl_(2)` D. `POCl_(3)`

Heavy duty bearings are usually made of (A) White metal (B) Phosphorous bronze (C) Monel (D) Zinc

Description : Heavy duty bearings are usually made of (A) White metal (B) Phosphorous bronze (C) Monel (D) Zinc

Last Answer : (A) White metal

Bearings subjected to light load are made of (A) White metal (B) Phosphorous bronze (C) Monel (D) Silicon bronze

Description : Bearings subjected to light load are made of (A) White metal (B) Phosphorous bronze (C) Monel (D) Silicon bronze

Last Answer : (B) Phosphorous bronze

Bush bearings are made of (A) Mild steel (B) Phosphorous bronze (C) White metal alloys (D) None of these

Description : Bush bearings are made of (A) Mild steel (B) Phosphorous bronze (C) White metal alloys (D) None of these

Last Answer : (B) Phosphorous bronze

Red phosphorous is changed into white phosphorous by (A) Heating in presence of light (B) Melting under pressure (C) Vaporisation followed by condensation (D) None of these

Description : Red phosphorous is changed into white phosphorous by (A) Heating in presence of light (B) Melting under pressure (C) Vaporisation followed by condensation (D) None of these

Last Answer : (C) Vaporisation followed by condensation

Maximum stability of white phosphorous is at (A) Very high pressure (B) Atmospheric pressure (C) Room temperature (D) > 600°C

Description : Maximum stability of white phosphorous is at (A) Very high pressure (B) Atmospheric pressure (C) Room temperature (D) > 600°C

Last Answer : (D) > 600°C

Reaction of phosphate rock with 98% H2SO4 produces (A) Ortho-phosphoric acid (B) Superphosphate (C) White phosphorous (D) None of these

Description : Reaction of phosphate rock with 98% H2SO4 produces (A) Ortho-phosphoric acid (B) Superphosphate (C) White phosphorous (D) None of these

Last Answer : (A) Ortho-phosphoric acid

Pick out the wrong statement. (A) 'Green acid' is the other name of phosphoric acid produced by the reaction of phosphate rock & sulphuric acid (B) Chemically unreactive nature of red phosphorous is due to its polymeric structure (C) Red phosphorous is the most reactive allotropic form of phosphorous (D) Red phosphorous, which is used in the manufacture of safety matches, is converted into white phosphorous by vaporisation followed by condensation

Description : Pick out the wrong statement. (A) 'Green acid' is the other name of phosphoric acid produced by the reaction of phosphate rock & sulphuric acid (B) Chemically unreactive nature of ... in the manufacture of safety matches, is converted into white phosphorous by vaporisation followed by condensation

Last Answer : (C) Red phosphorous is the most reactive allotropic form of phosphorous

The most stable allotropic form of phosphorous is the __________ phosphorous. (A) White (B) Black (C) Yellow (D) Red

Description : The most stable allotropic form of phosphorous is the __________ phosphorous. (A) White (B) Black (C) Yellow (D) Red

Last Answer : (B) Black

White phosphorous is stored under water, because (A) It does not react with water (B) It is poisonous (C) Its kindling temperature in dry air is very low (D) It is unstable

Description : White phosphorous is stored under water, because (A) It does not react with water (B) It is poisonous (C) Its kindling temperature in dry air is very low (D) It is unstable

Last Answer : (C) Its kindling temperature in dry air is very low

White Phosphorous is place under the

Description : White Phosphorous is place under the

Last Answer : Cold water

Where does cell phone heat that burns your ear come from and is it radiation?

Description : Where does cell phone heat that burns your ear come from and is it radiation?

Last Answer : answer: All cell phones emit some amount of electromagnetic radiation. Given the close proximity of the phone to the head, it is possible for the radiation to cause some sort of harm to the 118 ... heat. The eyes are particularly vulnerable due to the lack of blood flow in that area. Source

When sodium burns; what is the colour of the flame?

Description : When sodium burns; what is the colour of the flame?

Last Answer : Golden yellow

The colour of Hydrogen when it burns?

Description : The colour of Hydrogen when it burns?

Last Answer : Blue

Zinc granules on treating with an acid X, form the zinc sulphate (ZnSO4) salt along with the evolution of a gas Y which burns with a pop sound when brought near to a burning candle. Identify the acid X and gas evolved Y (a). X- Sulphuric acid and Y- Oxygen gas (b). X- Hydrochloric acid and Y- Oxygen gas (c). X- Sulphuric acid and Y- Hydrogen gas (d). X- Hydrochloric acid and Y- Hydrogen gas

Description : Zinc granules on treating with an acid X, form the zinc sulphate (ZnSO4) salt along with the evolution of a gas Y which burns with a pop sound when brought near to a burning candle. Identify the acid X and ... (c). X- Sulphuric acid and Y- Hydrogen gas (d). X- Hydrochloric acid and Y- Hydrogen gas

Last Answer : (c). X- Sulphuric acid and Y- Hydrogen gas

Which of the following is used in pencils? A.Graphite B.Silicon C.Charcoal D.Phosphorous -Science

Description : Which of the following is used in pencils? A.Graphite B.Silicon C.Charcoal D.Phosphorous -Science

Last Answer : answer is A. Graphite

The substances that can be used as explosives are 1. phosphorous trichloride 2. mercuric oxide 3. trinitrotoluene 4. nitroglycerine The correct answers are: (a) 1 and 2 (b) 2 and 4 (c) 2 and 3 (d) 3 and 4

Description : The substances that can be used as explosives are 1. phosphorous trichloride 2. mercuric oxide 3. trinitrotoluene 4. nitroglycerine The correct answers are: (a) 1 and 2 (b) 2 and 4 (c) 2 and 3 (d) 3 and 4

Last Answer : Ans:(d)

The molecular formula of phosphorous is?

Description : The molecular formula of phosphorous is?

Last Answer : P4

Write the name of a liquid in which phosphorous dissolves:?

Description : Write the name of a liquid in which phosphorous dissolves:?

Last Answer : Carbondisulphide

The phosphorous used as rat poison ?

Description : The phosphorous used as rat poison ?

Last Answer : Zinc Phosphide

The phosphorous which is illuminated in darkness is?

Description : The phosphorous which is illuminated in darkness is?

Last Answer : White Phosphorous

The isotope of Phosphorous used for the treatment of blood cancer is?

Description : The isotope of Phosphorous used for the treatment of blood cancer is?

Last Answer : Phosphorous-32

Red phosphorous is used for making ?

Description : Red phosphorous is used for making ?

Last Answer : Safety matches

Phosphorous was discovered by?

Description : Phosphorous was discovered by?

Last Answer : Hennig Brand

Nitrogen (atomic number 7) and Phosphorous (atomic number 15) belong to group 15 of the periodic table. Which of these will be more electro negative? Why?

Description : Nitrogen (atomic number 7) and Phosphorous (atomic number 15) belong to group 15 of the periodic table. Which of these will be more electro negative? Why?

Last Answer : Nitrogen will be more electro negative as it decreases down the group.

The process of increase in the growth of algae in water bodies due to increase of phosphorous is called

Description : The process of increase in the growth of algae in water bodies due to increase of phosphorous is called

Last Answer : eutrophication.

Which of the following is used in Pencils? A. Graphite (Answer) B. Silicon C. Charcoal D. Phosphorous

Description : Which of the following is used in Pencils? A. Graphite (Answer) B. Silicon C. Charcoal D. Phosphorous

Last Answer : A. Graphite (Answer)

Which of the following is a Non Metal that remains Liquid at room temperature? A. Phosphorous B. Bromine (Answer) C. Chlorine D. Helium

Description : Which of the following is a Non Metal that remains Liquid at room temperature? A. Phosphorous B. Bromine (Answer) C. Chlorine D. Helium

Last Answer : B. Bromine (Answer)

Do any of you have experience with psoriasis or deep tissue burns?

Description : Do any of you have experience with psoriasis or deep tissue burns?

Last Answer : I have No experience with psoriasis. With deep tissue burns, I have known several people who had some success with the juice of a Aloe Vera plant. My first experience with a severe burn & Aloe was a previous ... well it works; but I think I'd be experimenting with it until I knew it didn't work!!!

What burns more calories: 90 minute hot yoga class or 45 minute spin class?

Description : What burns more calories: 90 minute hot yoga class or 45 minute spin class?

Last Answer : You can look up the calories burned on exercise on various diet sites. I use myfitnesspal. It’s pretty good. For me 45 min spin is 440 calories and 90 min yoga is 314. I don’t know what hot yoga is though

When wood burns, where does all of the physical matter go?

Description : When wood burns, where does all of the physical matter go?

Last Answer : Most of it gets turned into gas. That is the smoke that the fire produces.

Is anyone else watching Ken Burn's latest doc on Cancer, the Emperor of All Maladies or read the book?

Description : Is anyone else watching Ken Burn's latest doc on Cancer, the Emperor of All Maladies or read the book?

Last Answer : answer:I haven't seen the doc yet and I have not read the book, either. I would definitely be interested in the documentary. Not sure if I have time to read the book. I saw something ... The low dose over a long period helped prevent the cancer cells from metastasizing better than the high dose.

I just had a colonoscopy. Now I have what looks like rope burns on my belly near my groin. What happened?

Description : I just had a colonoscopy. Now I have what looks like rope burns on my belly near my groin. What happened?

Last Answer : answer:On your skin, rather than inside your intestines? Very odd and very alarming. I have had two colonoscopies and found the procedure itself painful in spite of the sedation, and was very, ... tomorrow asap and complain loudly. Clean the area and put some triple antibiotic cream on the wounds.

Do cuts and burns tend to heal quicker on certain parts of the body than elsewhere?

Description : Do cuts and burns tend to heal quicker on certain parts of the body than elsewhere?

Last Answer : Yes. The inside of your mouth is one of the fastest healing areas of your body. Not sure about shoulder vs. face.

What to do to get rid of sun burns ?

Description : What to do to get rid of sun burns ?

Last Answer : answer:You can't get rid' of sunburns, you can only soothe your skin and aid in its healing. Aloe vera is the most commonly used ointment for this purpose. If you've got a particularly bad sunburn, ... help with the pain. Stay out of the sun and baby your skin until it's healed and feeling better.

What will happen to US Nuclear Power Plants when a massive solar flare burns out the entire US electrical power grid?

Description : What will happen to US Nuclear Power Plants when a massive solar flare burns out the entire US electrical power grid?

Last Answer : I think they are supposed to have backup generators, enough to keep cooling fluids circulating, including in spent-fuel pools. Hopefully the control systems of the backup power supply are hardened to solar ... . Just don't send a tsunami through the backup power switching rooms on top of that.

Aside from coal,oil and natural gas,what organic material burns the hottest?

Description : Aside from coal,oil and natural gas,what organic material burns the hottest?

Last Answer : Magnesium makes incredible fires and AFAIKT burns pretty hot. Do not stare at burning magnesium and once you light it almost impossible to put out. We set a mag wheel on fire one time and it burned like hell and destroyed the concrete it was on.

Help! What did I do? I've taken Iodine and it burns...

Description : Help! What did I do? I've taken Iodine and it burns...

Last Answer : Is your skin in your mouth ripping? If not then drink milk or eat bread with sour cream. Don't try drinking water, that just makes it worse. I drank, yes drank a hot sauce called hot sauce from hell or ... that. It sucks and i had no milk, you might just have to tough it out for a little while.