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Compounds of sulphur are air pollutants. Describes the sources of these compounds, along with their effects?

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Write a note on synthesis of organic compound in laboratory?

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What type of reactions take place when acids react with metals, bases and sulphides?

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Represent the classification of organic compounds in concept diagram?

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How did the issue of water solve b/w pakistan and india

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Define salt and give the characteristic properties of salts?

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Represent first ten hydrocarbons, their molecular, condensed and structural formulas in tabular form?

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Explain the water pollution because of industrial waste?

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Oxides of nitrogen cause air pollution. Describe the sources of these compounds?

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Give some uses of organic compounds in our daily life?

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What are the minerals, ores, gangue and metallurgy? Also names of processes invaded in metallurgy?

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Write uses of acids and also enlist important applications of bases

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What is meant by pollutants? Which factors determine the severity of a pollutant? Describe the types of pollutants?

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Write a detail note on input and output devices

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Write a short note on uses of coal in Pakistan

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What are general characteristics of organic compounds

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The control of health department is under which government.

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What are hydrocarbons? How are they classified?

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Hardness is produced in water. Explain causes of its hardness?

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How aldehydic group is identified

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