AJKPSC-PMS Paper Chemistry 2002 MCQs
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Showing 291–300 of 4341 MCQs Page 30 / 435
291

The quantity of petrol can be increased by ___________?

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292

The PH of Tears is __________?

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293

When benzene is heated in air with V2O5 at 450°C yields_________________?

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294

Simple alkanes (saturated hydrocarbons) are

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295

Which one of the following is not a semiconductor ?

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296

Benzene is heated in air with V2O5 at 450°C it undergoes________________?

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297

Which of the following is not a secondary pollutant_________________?

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298

Which of the following is used in soap making and drain cleaners?

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299

At every 1 km increase in altitude, the air gets about

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300

The irritation caused by red ants bite is due to____________________?

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