AJKPSC-PMS Paper Chemistry 2022 MCQs
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No verified paper has been uploaded for AJKPSC-PMS Paper Chemistry 2022 MCQs yet. The MCQs below are drawn from the Chemistry subject category.

Showing 4271–4280 of 4341 MCQs Page 428 / 435
4271

What is the source of chlorofluorocarbons?

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4272

Ozone gas (O3) has

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4273

Which of the following discovered that polished rice lacked something that caused the disease beriberi?

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4274

Product of [H+] and [OH-] is always

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4275

Propane (C3H8) and butane (C4H10) in liquid form are used in

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4276

A mixture of low boiling hydrocarbons is called

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4277

Which of the following helps to initiate the ripening of fruits and vegetables?

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4278

A reversible reaction

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4279

Source of palmitic acid is

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4280

The water molecule that donates a proton becomes a

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