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Chemistry

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1511 MCQs

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oost your exam preparation with our Chemistry MCQs designed for PPSC, FPSC, NTS, OTS, PTS, AJKPSC, BPSC, KPPSC, PMS, CSS, and all competitive exams.
Our content covers Basic Chemistry, Atomic Structure, Periodic Table, Chemical Reactions, Acids & Bases, Organic Chemistry, and everyday chemical concepts.

A 1.008

B 0.55

C 0.184

D 1.637

A Ammonia

B Dissolved oxygen

C Carbon dioxide

D All

A Urea

B Calcium superphosphate

C Diammonium phosphate

D Potassium nitrate

A PdCl2

B Cu2Cl2

C CuCl2

D PbCl2

A n. butane

B Ethanol

C Ethane

D Diethy1 ether

A Carboxylic acid

B Ethanoic acid

C Propanoic acid

D Butanoic acid

A Chlorobenzene

B Toluene

C Nitrobenzene

D Benzene

A Phenol

B Maleic anhydride

C Glyoxal

D Benzoic acid

A sp3 – sp2

B sp2 – sp

C sp2 – sp

D sp3 – sp2 – sp

A H2SO4

B KMnO4

C H2S

D K2CrO4

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The mass of one mole of electron is________________?

Chlorination of water may be harmful if the water contains_________________?

Which one of the following fertilizers provides the nitrogen and phosphorus to the plant ?

For industrial preparation of CH3CHO catalytic promoter is_________________?

Ethy1 chloride on reduction in the presence of Zn/HCI produces___________________?

When CO2 is made to react with ethy1 magnesium iodide in dry ether followed by acid hydrolysis yields______________?

Which one of the following will be sulphonated readily ?

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

In 1 – pentene -4- yne the carbon exhibit hybridization_________________?

Which one of the following looks odd__________________?