Recent questions without a selected answer

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1 answer 104 views

Where ozone layer is found?

asked Sep 23, 2017 in Chemistry by sonia (36.5k points)

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1 answer 98 views

What do you mean by ozone hole?

asked Sep 23, 2017 in Chemistry by sonia (36.5k points)

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1 answer 74 views

Why ozone is depleting in atmosphere?

asked Sep 23, 2017 in Chemistry by sonia (36.5k points)

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1 answer 253 views

Justify, ozone is beneficial for human kind.

asked Sep 23, 2017 in Chemistry by sonia (36.5k points)

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1 answer 758 views

Plants are dying day by day comment.

asked Sep 23, 2017 in Chemistry by sonia (36.5k points)

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1 answer 128 views

How aquatic life is affected by acid rain?

asked Sep 23, 2017 in Chemistry by sonia (36.5k points)

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1 answer 149 views

Why acid rain damages buildings?

asked Sep 23, 2017 in Chemistry by sonia (36.5k points)

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1 answer 108 views

How acid rain is produced?

asked Sep 22, 2017 in Chemistry by shamroz (41.5k points)

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1 answer 206 views

How combustion of fossil fuels in internal combustion engine produces oxides of nitrogen?

asked Sep 22, 2017 in Chemistry by shamroz (41.5k points)

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1 answer 351 views

How sulphur containing compounds are emitted naturally?

asked Sep 22, 2017 in Chemistry by shamroz (41.5k points)

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1 answer 462 views

Comment: Why burning in open air is preferred?

asked Sep 22, 2017 in Chemistry by shamroz (41.5k points)

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1 answer 672 views

Why the flood risks are increasing?

asked Sep 22, 2017 in Chemistry by shamroz (41.5k points)

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1 answer 261 views

Why COs is called a greenhouse gas?

asked Sep 22, 2017 in Chemistry by shamroz (41.5k points)

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1 answer 123 views

Identify as primary or, secondary air pollutant, SO2, CH4, HNO3, NH3, H2SO4 O3.

asked Sep 22, 2017 in Chemistry by shamroz (41.5k points)

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1 answer 73 views

Name three primary air pollutants.

asked Sep 22, 2017 in Chemistry by shamroz (41.5k points)

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1 answer 98 views

What do you mean by an air pollutant?

asked Sep 22, 2017 in Chemistry by shamroz (41.5k points)

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1 answer 175 views

Why the temperature of upper stratosphere is higher?

asked Sep 22, 2017 in Chemistry by shamroz (41.5k points)

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1 answer 99 views

Where the ozone layer exists?

asked Sep 22, 2017 in Chemistry by sonia (36.5k points)

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1 answer 569 views

How the temperature of atmosphere is maintained?

asked Sep 22, 2017 in Chemistry by sonia (36.5k points)

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1 answer 169 views

Name the major constituents of troposphere.

asked Sep 22, 2017 in Chemistry by sonia (36.5k points)

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