Is Ozone (O3) a compound or a element?

Is Ozone (O3) a compound or a element?
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Answer :

O3 is a molecule / compound, not element
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Is Ozone (O3) a compound or a element?

Description : Is Ozone (O3) a compound or a element?

Last Answer : O3 is a molecule / compound, not element

At what level is ozone ( O3) gas predominant ?

Description : At what level is ozone ( O3) gas predominant ?

Last Answer : Ozone ( O3) gas is predominant in the stratosphere .

(1) the action of ultraviolet rays on oxygen Explanation: The majority of tropospheric ozone formation occurs when nitrogen oxides (NOx), carbon monoxide (CO ) and volatile organic compounds (VOCs), such as xylene, react in the atmosphere in the presence of sunlight containing ultra violet rays. NOx, CO, and VOCs are called ozone precursors. CO + 2O2 + CO2 + O3

Description : (1) the action of ultraviolet rays on oxygen Explanation: The majority of tropospheric ozone formation occurs when nitrogen oxides (NOx), carbon monoxide (CO ) and volatile organic compounds (VOCs), such as xylene, ... violet rays. NOx, CO, and VOCs are called ozone precursors. CO + 2O2 + CO2 + O3

Last Answer : Water is not effective in extinguishing a fire caused by petrol because - (1) the flame is too hot for water to cool it down (2) water and petrol react chemically (3) water and petrol are ... (4) water and petrol are immiscible with each other and petrol which forms the upper layer continues to burn

What is the chemical formula of Ozone? A. H2O B. C12 C. O3 (Answer) D. CH4

Description : What is the chemical formula of Ozone? A. H2O B. C12 C. O3 (Answer) D. CH4

Last Answer : C. O3 (Answer)

TLV of ozone (O3 ) and phosgene (COCl2 ) in air is __________ ppm. (A) 0.1 (B) 25 (C) 100(D) 1000

Description : TLV of ozone (O3 ) and phosgene (COCl2 ) in air is __________ ppm. (A) 0.1 (B) 25 (C) 100 (D) 1000

Last Answer : (A) 0.1

Why is O3 a compound?

Description : Why is O3 a compound?

Last Answer : Ozone is not a compound; it is an oxygen allotrope.

Why is O3 a compound?

Description : Why is O3 a compound?

Last Answer : Ozone is not a compound; it is an oxygen allotrope.

Photo chemical smog is a result-ant of the reaction among – (1) High concentration of NO2, O3, and CO in the evening (2) CO, CO2 and NO2 at low temperature (3) CO, O2 and peroxy acetyl nitrate in the presence of Sunlight (4) NO2, O3 and peroxy acetyl nitrate in the presence of Sunlight

Description : Photo chemical smog is a result-ant of the reaction among – (1) High concentration of NO2, O3, and CO in the evening (2) CO, CO2 and NO2 at low temperature (3) CO, O2 and peroxy acetyl nitrate in the presence of Sunlight (4) NO2, O3 and peroxy acetyl nitrate in the presence of Sunlight

Last Answer : (4) NO2, O3 and peroxy acetyl nitrate in the presence of Sunlight Explanation: Photochemical smog is a unique type of air pollution which is caused by reactions between sunlight and pollutants like hydrocarbons and nitrogen dioxide (NO and NO2).

Interveinal necrotic spots on leaves appear due to – (1) HF injuly (2) SO2 injury (3) NO2 injury (4) O3 injury

Description : Interveinal necrotic spots on leaves appear due to – (1) HF injuly (2) SO2 injury (3) NO2 injury (4) O3 injury

Last Answer : (2) SO2 injury Explanation: Injury caused by sulphur oxides show interveinal necrotic areas that are light tan to white. Uninjured tissue new to the veins remains green.

Which of the following is not a greenhouse gas? (1) Water vapour (2) O2 (3) O3 (4) CO2

Description : Which of the following is not a greenhouse gas? (1) Water vapour (2) O2 (3) O3 (4) CO2

Last Answer : (2) O2 Explanation: Greenhouse gases are those that can absorb and emit infrared radiation, but not radiation in or near the visible spectrum. The most abundant greenhouse gases in Earth's atmosphere are: Water ... , Carbon dioxide (CO2), Methane (CH4), Nitrous oxide (N2O), Ozone (O3) and CFCs.

Supersonic jet causes pollution by thinning of - (1) O3 layer (2) O2 layer (3) SO2 layer (4) CO2 layer

Description : Supersonic jet causes pollution by thinning of - (1) O3 layer (2) O2 layer (3) SO2 layer (4) CO2 layer

Last Answer : (1) O3 layer Explanation: Three forms (or allotropes) of oxygen are involved in the ozone-oxygen cycle: oxygen atoms (O or atomic oxygen), oxygen has (O2 or diatomic oxygen), and ... oxygen radicals. The atomic oxygen radicals then combine with separate O2 molecules to create two O3 molecules.

The most dangerous pollutant in vehicular emissions is A. CO B. SO2 C. CO2 D. O3

Description : The most dangerous pollutant in vehicular emissions is A. CO B. SO2 C. CO2 D. O3

Last Answer : ANS: A

Which of the following is more basic: TI2 O and N2 O3?

Description : Which of the following is more basic: TI2 O and N2 O3?

Last Answer : Ans: TI2 O because down the group basic character increases because ionization enthalpy decreases

Which of the following is more acidic: TI2 O and B2 O3?

Description : Which of the following is more acidic: TI2 O and B2 O3?

Last Answer : Ans: B2 O3 because down the group acidic character decreases because ionization enthalpy decreases.

The supersonic jets cause pollution by the thinning of (a) O2 layer (b) O3 layer (c) CO2 layer (d) SO2 layer.

Description : The supersonic jets cause pollution by the thinning of (a) O2 layer (b) O3 layer (c) CO2 layer (d) SO2 layer.

Last Answer : (b) O3 layer

Acid rain is caused by increase in the atmospheric concentration of (a) CO2 and CO (b) O3 and dust (c) SO2 and NO2 (d) SO3 and CO.

Description : Acid rain is caused by increase in the atmospheric concentration of (a) CO2 and CO (b) O3 and dust (c) SO2 and NO2 (d) SO3 and CO.

Last Answer : (c) SO2 and NO2

Which of the following is a secondary pollutant? (a) CO (b) CO2 (c) SO2 (d) O3

Description : Which of the following is a secondary pollutant? (a) CO (b) CO2 (c) SO2 (d) O3

Last Answer : (d) O3

A photosynthesising plant is releasing 18O more than the normal. The plant must have been supplied with (a) O3 (b) H2O with 18O (c) CO2 with 18O (d) C6H12O6 with 18O.

Description : A photosynthesising plant is releasing 18O more than the normal. The plant must have been supplied with (a) O3 (b) H2O with 18O (c) CO2 with 18O (d) C6H12O6 with 18O.

Last Answer : (b) H2O with 18O

Which of the following is a secondary pollutant (1) CO (2) CO2 (3) SO2 (4) O3

Description : Which of the following is a secondary pollutant (1) CO (2) CO2 (3) SO2 (4) O3

Last Answer : (4) O3

Increasing high skin cancer and high mutation rate are a) O3 depletion b) Acid rain c) CO pollution d) CO2 Pollution.

Description : Increasing high skin cancer and high mutation rate are a) O3 depletion b) Acid rain c) CO pollution d) CO2 Pollution.

Last Answer : a) O3 depletion

Component of smog a) O3 b) PAN c) PPN & PAN d) Both (a) & (b).

Description : Component of smog a) O3 b) PAN c) PPN & PAN d) Both (a) & (b).

Last Answer : d) Both (a) & (b).

Which Pollutant causes leaf curling a) CO b) H2S c) O3 d) SO2

Description : Which Pollutant causes leaf curling a) CO b) H2S c) O3 d) SO2 

Last Answer : d) SO2

Lichens indicate pollution by a) O3 b) SO2 c) NO2 d) CO.

Description : Lichens indicate pollution by a) O3 b) SO2 c) NO2 d) CO.

Last Answer : b) SO2

The complete combustion of one mole of hydrogen produces: w) 1/2 mole H2O x) 1/2 mole H2O + 1/2 mole O3 y) 1 mole water z) 1 mole hydroxide ions

Description : The complete combustion of one mole of hydrogen produces: w) 1/2 mole H2O x) 1/2 mole H2O + 1/2 mole O3 y) 1 mole water z) 1 mole hydroxide ions

Last Answer : ANSWER: Y -- 1 MOLE WATER

Which of the following molecules is linear? w) SO2 x) O3 y) XeF2 z) H2S

Description : Which of the following molecules is linear? w) SO2 x) O3 y) XeF2 z) H2S

Last Answer : ANSWER: Y -- XeF2

The constituents of photochemical smog responsible for eye irritation are (A) SO2 and O3 (B) SO2 and NO2 (C) HCHO and PAN (D) SO2 and SPM

Description : The constituents of photochemical smog responsible for eye irritation are (A) SO2 and O3 (B) SO2 and NO2 (C) HCHO and PAN (D) SO2 and SPM 

Last Answer : (C) HCHO and PAN

Interveinal necrotic spots on leaves appear due to (1) HF injury (2) SO2 injury (3) NO2 injury (4) O3 injury

Description : Interveinal necrotic spots on leaves appear due to (1) HF injury (2) SO2 injury (3) NO2 injury (4) O3 injury

Last Answer : SO2 injury

Which of the following is not a greenhouse gas ? (1) Water vapour (2) O2 (3) O3 (4) CO2

Description : Which of the following is not a greenhouse gas ? (1) Water vapour (2) O2 (3) O3 (4) CO2

Last Answer : O2

Supersonic jet causes pollution by thinning of (1) O3 layer (2) O2 layer (3) SO2 layer (4) CO2 layer

Description : Supersonic jet causes pollution by thinning of (1) O3 layer (2) O2 layer (3) SO2 layer (4) CO2 layer

Last Answer : O3 layer

When a compound X reacts with ozone in aq medium, a compound Y is produced. Ozone also reacts with moist Y and produces compound Z. Z acts as an oxidi

Description : When a compound X reacts with ozone in aq medium, a compound Y is produced. Ozone also reacts with moist Y and produces compound Z. Z acts as an oxidi

Last Answer : When a compound X reacts with ozone in aq medium, a compound Y is produced. Ozone also reacts with moist Y and ... `X=HI, Y=I_(2) and Z=HIO_(4)`

In which of the following cases, the element is oxidised into its highest oxidation state when it reacted with ozone under moist condition.

Description : In which of the following cases, the element is oxidised into its highest oxidation state when it reacted with ozone under moist condition.

Last Answer : In which of the following cases, the element is oxidised into its highest oxidation state when it reacted with ozone under ... S B. `I_(2)` C. P D. As

In stratosphere, which of the following element acts as a catalyst in degradation of ozone a release of molecular oxygen ? (1) Carbon (2) Cl (3) Fe (4) Oxygen

Description : In stratosphere, which of the following element acts as a catalyst in degradation of ozone a release of molecular oxygen ? (1) Carbon (2) Cl (3) Fe (4) Oxygen

Last Answer : (2) Cl

Which element in chlorofluorocarbons (CFCs) is responsible for destroying the Earth's ozone layer? w) oxygen x) fluorine y) chlorine z) bromine

Description : Which element in chlorofluorocarbons (CFCs) is responsible for destroying the Earth's ozone layer? w) oxygen x) fluorine y) chlorine z) bromine

Last Answer : ANSWER: Y -- CHLORINE

Can anyone tell me what exactly determines whether an element or compound is flammable or not?

Description : Can anyone tell me what exactly determines whether an element or compound is flammable or not?

Last Answer : i know electons play a role in this

What is the percentage attachment of C element in Na2CO3 compound ?

Description : What is the percentage attachment of C element in Na2CO3 compound ?

Last Answer : The percentage addition of C element in that compound is 11.32 percent

Which of the following element never from compound in ground state : -

Description : Which of the following element never from compound in ground state : -

Last Answer : Which of the following element never from compound in ground state : - A. N B. B C. C D. P

The simplest formular of a compound containing 50% of element X (atomic mass 10) and 50% pf element Y (atomic mass 20) is :-

Description : The simplest formular of a compound containing 50% of element X (atomic mass 10) and 50% pf element Y (atomic mass 20) is :-

Last Answer : The simplest formular of a compound containing 50% of element X (atomic mass 10) and 50% pf element Y (atomic mass 20) ... C. `XY_(3)` D. `X_(2)Y_(3)`

Two element X (at. Mass = 75) and Y (at. Mass = 16) combine to give a compound having 75.8% of X. the formula of the compound is :-

Description : Two element X (at. Mass = 75) and Y (at. Mass = 16) combine to give a compound having 75.8% of X. the formula of the compound is :-

Last Answer : Two element X (at. Mass = 75) and Y (at. Mass = 16) combine to give a compound having 75.8% of X. the formula of ... ` C. `X_(2)Y_(2)` D. `X_(2)Y_(3)`

An element `A` in a compound `ABD` has oxidation number `A^(n-)`. It is oxidised by `Cr_(2)O_(7)^(2-)` in acid medium. In the experiment `1.68xx10^(-3

Description : An element `A` in a compound `ABD` has oxidation number `A^(n-)`. It is oxidised by `Cr_(2)O_(7)^(2-)` in acid medium. In the experiment `1.68xx10^(-3

Last Answer : An element `A` in a compound `ABD` has oxidation number `A^(n-)`. It is oxidised by `Cr_(2)O_(7)^(2-)` in acid ... is: A. 3 B. 3-n C. n-3 D. `+n`

Ammonium molybdate is used for detection of which element in organic compound :

Description : Ammonium molybdate is used for detection of which element in organic compound :

Last Answer : Ammonium molybdate is used for detection of which element in organic compound : A. C B. N C. P D. S

Is energy a compound or mixture or a element?

Description : Is energy a compound or mixture or a element?

Last Answer : It is none of them. Elements, mixtures, and compounds only referto types of matter. Energy is not matter.

Is pile of garbage compound or mixture or a element?

Description : Is pile of garbage compound or mixture or a element?

Last Answer : Need answer

Is electricity a mixture element or compound?

Description : Is electricity a mixture element or compound?

Last Answer : Neither. Electricity is not a substance. Electricity is a kindof energy represented by the continuous movement of electrons fromone atom to another, or the accumulation of a static electricalcharge.

Is titanium a element compound homogeneous mixture or a heterogeneous mixture?

Description : Is titanium a element compound homogeneous mixture or a heterogeneous mixture?

Last Answer : Titanium is a chemical element.

Is pencil lead a compound element or solution?

Description : Is pencil lead a compound element or solution?

Last Answer : Pencil lead is a mixture of graphite (the element carbon) andclay- which is itself a mixture of several different compounds andelements.

Is summer sausage a a compound element or solution?

Description : Is summer sausage a a compound element or solution?

Last Answer : No, Summer Sausage is none of those things.

Is a dog a element mixture or compound?

Description : Is a dog a element mixture or compound?

Last Answer : It is a mixture.

Is pencil lead a compound or an element or an homogeneous mixture or a heterogeneous mixture?

Description : Is pencil lead a compound or an element or an homogeneous mixture or a heterogeneous mixture?

Last Answer : It is a homogeneous mixture.

IS bromine a compound a element or a mixture?

Description : IS bromine a compound a element or a mixture?

Last Answer : element

Is smoke an element mixture or compound?

Description : Is smoke an element mixture or compound?

Last Answer : It's a mixture - of air and microscopic dust particles.