318429
Which of the following statements about ozone layer is true?
1 Ozone layer is beneficial to us because ozone cuts out the ultraviolet radiation of the sun.
2 The conversation of ozone to oxygen is an endothermic reaction.
3 Ozone is a triatomic linear molecule.
4 Ozone layer is harmful as it cuts out radiation useful for photosynthesis.
Explanation:
Conceptual Questions
CHXI14:ENVIRONMENTAL CHEMISTRY
318430
Freon is
1 Metal fluoride
2 Iron containing polycyclic organic compound
3 Chlorofluorocarbon
4 Ferrous sulphide pollutant
Explanation:
Conceptual Questions
CHXI14:ENVIRONMENTAL CHEMISTRY
318431
Ultraviolet radiations from sunlight causes a reaction that produces
1 Ozone
2 Fluorides
3 Carbon monoxide
4 Sulphur dioxide
Explanation:
CHXI14:ENVIRONMENTAL CHEMISTRY
318432
Which of the following is secondary pollutant?
1 \(\mathrm{CO}_{2}\)
2 \(\mathrm{N}_{2} \mathrm{O}\)
3 PAN
4 \(\mathrm{SO}_{2}\)
Explanation:
Pollutants which are formed by reaction amongst the primary pollutants (persist in the environment in the form they are passed into it) are called as secondary pollutants,e.g. peroxyacyl nitrates (PAN) are formed through the reaction between nitrogen oxides and hydrocarbons in the presence of sunlight.
CHXI14:ENVIRONMENTAL CHEMISTRY
318433
Which of the following is not an air pollutant?
318429
Which of the following statements about ozone layer is true?
1 Ozone layer is beneficial to us because ozone cuts out the ultraviolet radiation of the sun.
2 The conversation of ozone to oxygen is an endothermic reaction.
3 Ozone is a triatomic linear molecule.
4 Ozone layer is harmful as it cuts out radiation useful for photosynthesis.
Explanation:
Conceptual Questions
CHXI14:ENVIRONMENTAL CHEMISTRY
318430
Freon is
1 Metal fluoride
2 Iron containing polycyclic organic compound
3 Chlorofluorocarbon
4 Ferrous sulphide pollutant
Explanation:
Conceptual Questions
CHXI14:ENVIRONMENTAL CHEMISTRY
318431
Ultraviolet radiations from sunlight causes a reaction that produces
1 Ozone
2 Fluorides
3 Carbon monoxide
4 Sulphur dioxide
Explanation:
CHXI14:ENVIRONMENTAL CHEMISTRY
318432
Which of the following is secondary pollutant?
1 \(\mathrm{CO}_{2}\)
2 \(\mathrm{N}_{2} \mathrm{O}\)
3 PAN
4 \(\mathrm{SO}_{2}\)
Explanation:
Pollutants which are formed by reaction amongst the primary pollutants (persist in the environment in the form they are passed into it) are called as secondary pollutants,e.g. peroxyacyl nitrates (PAN) are formed through the reaction between nitrogen oxides and hydrocarbons in the presence of sunlight.
CHXI14:ENVIRONMENTAL CHEMISTRY
318433
Which of the following is not an air pollutant?
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CHXI14:ENVIRONMENTAL CHEMISTRY
318429
Which of the following statements about ozone layer is true?
1 Ozone layer is beneficial to us because ozone cuts out the ultraviolet radiation of the sun.
2 The conversation of ozone to oxygen is an endothermic reaction.
3 Ozone is a triatomic linear molecule.
4 Ozone layer is harmful as it cuts out radiation useful for photosynthesis.
Explanation:
Conceptual Questions
CHXI14:ENVIRONMENTAL CHEMISTRY
318430
Freon is
1 Metal fluoride
2 Iron containing polycyclic organic compound
3 Chlorofluorocarbon
4 Ferrous sulphide pollutant
Explanation:
Conceptual Questions
CHXI14:ENVIRONMENTAL CHEMISTRY
318431
Ultraviolet radiations from sunlight causes a reaction that produces
1 Ozone
2 Fluorides
3 Carbon monoxide
4 Sulphur dioxide
Explanation:
CHXI14:ENVIRONMENTAL CHEMISTRY
318432
Which of the following is secondary pollutant?
1 \(\mathrm{CO}_{2}\)
2 \(\mathrm{N}_{2} \mathrm{O}\)
3 PAN
4 \(\mathrm{SO}_{2}\)
Explanation:
Pollutants which are formed by reaction amongst the primary pollutants (persist in the environment in the form they are passed into it) are called as secondary pollutants,e.g. peroxyacyl nitrates (PAN) are formed through the reaction between nitrogen oxides and hydrocarbons in the presence of sunlight.
CHXI14:ENVIRONMENTAL CHEMISTRY
318433
Which of the following is not an air pollutant?
318429
Which of the following statements about ozone layer is true?
1 Ozone layer is beneficial to us because ozone cuts out the ultraviolet radiation of the sun.
2 The conversation of ozone to oxygen is an endothermic reaction.
3 Ozone is a triatomic linear molecule.
4 Ozone layer is harmful as it cuts out radiation useful for photosynthesis.
Explanation:
Conceptual Questions
CHXI14:ENVIRONMENTAL CHEMISTRY
318430
Freon is
1 Metal fluoride
2 Iron containing polycyclic organic compound
3 Chlorofluorocarbon
4 Ferrous sulphide pollutant
Explanation:
Conceptual Questions
CHXI14:ENVIRONMENTAL CHEMISTRY
318431
Ultraviolet radiations from sunlight causes a reaction that produces
1 Ozone
2 Fluorides
3 Carbon monoxide
4 Sulphur dioxide
Explanation:
CHXI14:ENVIRONMENTAL CHEMISTRY
318432
Which of the following is secondary pollutant?
1 \(\mathrm{CO}_{2}\)
2 \(\mathrm{N}_{2} \mathrm{O}\)
3 PAN
4 \(\mathrm{SO}_{2}\)
Explanation:
Pollutants which are formed by reaction amongst the primary pollutants (persist in the environment in the form they are passed into it) are called as secondary pollutants,e.g. peroxyacyl nitrates (PAN) are formed through the reaction between nitrogen oxides and hydrocarbons in the presence of sunlight.
CHXI14:ENVIRONMENTAL CHEMISTRY
318433
Which of the following is not an air pollutant?
318429
Which of the following statements about ozone layer is true?
1 Ozone layer is beneficial to us because ozone cuts out the ultraviolet radiation of the sun.
2 The conversation of ozone to oxygen is an endothermic reaction.
3 Ozone is a triatomic linear molecule.
4 Ozone layer is harmful as it cuts out radiation useful for photosynthesis.
Explanation:
Conceptual Questions
CHXI14:ENVIRONMENTAL CHEMISTRY
318430
Freon is
1 Metal fluoride
2 Iron containing polycyclic organic compound
3 Chlorofluorocarbon
4 Ferrous sulphide pollutant
Explanation:
Conceptual Questions
CHXI14:ENVIRONMENTAL CHEMISTRY
318431
Ultraviolet radiations from sunlight causes a reaction that produces
1 Ozone
2 Fluorides
3 Carbon monoxide
4 Sulphur dioxide
Explanation:
CHXI14:ENVIRONMENTAL CHEMISTRY
318432
Which of the following is secondary pollutant?
1 \(\mathrm{CO}_{2}\)
2 \(\mathrm{N}_{2} \mathrm{O}\)
3 PAN
4 \(\mathrm{SO}_{2}\)
Explanation:
Pollutants which are formed by reaction amongst the primary pollutants (persist in the environment in the form they are passed into it) are called as secondary pollutants,e.g. peroxyacyl nitrates (PAN) are formed through the reaction between nitrogen oxides and hydrocarbons in the presence of sunlight.
CHXI14:ENVIRONMENTAL CHEMISTRY
318433
Which of the following is not an air pollutant?