Past Paper 10th Class Chemistry Lahore Board 2014 English Medium Group1

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Past Paper 10th Class Chemistry Lahore Board 2014 English Medium Group1

Past paper 10th class Chemistry Lahore Board 2014 group 1 paper has three parts: Subjective, objective and practical parts.  Following is the detail of each part.

Click here for Group 2 Paper of Chemistry 10th Lahore 2014

Objective Type

objective part has 12 multiple choice questions. Some of them are as follows:

  • Which disease causes liver inflammation?
  • What is just above the earth’s surface?
  • Which salt is used to dry the gas?
  • Which pollutant is not found in car exhaust gases?
  • What is the color of lodine?



Past Paper 10th Class Chemistry Lahore Board 2014 English Medium Group1 - Objective Type - Page 1

Subjective Type

Subjective part has 8 long questions. Some of them are as follows:

  • Write equation of forward reaction between hydrogen and iodine.
  • Write names of any two methods of preparation of salts.
  • Write condensed formula of any two hydro carbons.
  • What are saturated and unsaturated hydrocarbons?
  • Write sources of vitamins A and D.
  • Differentiate between atmosphere and environment.
  • What is air pollutant? Give example of primary and secondary air pollutant.
  • What process are involved in the extraction of metal?
  • What are the causes of hardness in water, Write two effects of water pollution.
  • Write down percentage of carbon, properties, and uses of different types of coal.
  • Explain that natural fertilizers are better than synthetic fertilizers.

Practical

Practical part has 3 practical questions. Some of them are as follows:

  • Explain the procedure of experiment used to identify aldehyde by Fehling solution.
  • Write the procedure to identify metal ions by flame test.

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