Chemistry MCQS

Chemistry Mcqs for Test Preparation from Basic to Advance. Chemistry Mcqs are from the different sections of Chemistry Subject. Here you will find Mcqs of Chemistry from Basic to Advance. Which will help you to get higher marks in Chemistry portion of test. These Mcqs are useful for students and job seekers i.e MCAT ECAT ETEA test preparation, PPSC Test, FPSC Test, SPSC Test, KPPSC Test,BPSC Test, PTS ,OTS,GTS,JTS,CTS.

The inhaled breath of diabetics patient contain acetone. A medical student wishes to test for diabetes by asking patient to bubble their breath through a reagent ?

A. alkaline aquenous iodine
B. aqueous bromine
C. Fehling solution
D. aqueous NaOH

When aquious bromine is added to aqueous phenol a creamy white ppt is obtained. What does this reaction show ?

A. phenol is unsaturated
B. 2-bromophenol is insoluble in water
C. a hydroxy group makes the benzene ring more susceptible to electrophilic attack
D. acid-base reaction

If a graph is plotted between temperature on x-axis and volume on y-axis for 1 mole of gas then we get straight line which cuts the temperature exis at________________?

A. 0?C
B. 273.16K
C. ?273.16 K
D. ?273.16?C

Benzene is a good solvent for__________________?

A. fats
B. resins
C. iodine
D. all the above

Which of the following element doesnot show allotropy_________________?

A. Carbon
B. Arsenic
C. Nitrogen
D. Sulphur

Purines and pyrimidines are_________________?

A. Enzymes
B. Nitrogenous bases
C. Carbohydrates
D. Lipids

All the transition elements show_________________?

A. Similar physical properties
B. Similar chemical properties
C. Both A and b
D. None

In solids the temperature is the measure of__________________?

A. Average kinetic energy of molecules
B. Vibrational kinetic energy
C. Translational kinetic energy
D. None of the above

Fruit juices and fizzy drinks such as lemonade are often sold in aluminium cans. What is the most important reason aluminium is a suitable metal ?

A. aluminium can be recycled
B. aluminium has very low density
C. aluminium is the most abundant metal in the earth crust
D. aluminium is resistant to corrosion by organic acids.

On heating aldehydes with Fehlings solution we get a precipitate whose colour is_________________?

A. pink
B. black
C. yellow
D. brick red

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