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.

A real gas obeying vander waals equation will resemble the ideal gas if_______________________?

A. Both a and b are small
B. Both a and b are large
C. a is small and b is large
D. a is large and b is small

Plasma is used in_________________?

A. Fluorescent bulb
B. Neon signs
C. Lasers
D. All of these

Which of the following is pseudo solid_____________________?

A. CaF2
B. NaCl
C. Glass
D. Diamond

Bohrs model is contradicted by__________________?

A. Plancks theory
B. Dual nature of matter
C. Heisenbergs uncertainty principle
D. All of these

Atomic radius can be determined by_________________?

A. X – ray diffraction
B. Spectrophotometer
C. Optical microscope
D. Electron microscope

For which system does the equilibrium constant Kc has unit of (concentration)-1__________________?

A. N2+3H2 2NH3
B. H2+I2 2HI
C. 2NO2 N2H4
D. PCI5 PCI3+CI2

18g glucose is dissolved in 90g water the relative lowering in vapour pressure is equal to ___________________?

A. 8
B. 5.1
C. 6
D. one/fifty one

Stronger is the oxidizing agent greater is the___________________?

A. Oxidation potential
B. Redox potential
C. e.m.f of cell
D. standard reduction potential

Which is true about Zn-Cu galvanic cell ?

A. Reduction occurs at anode
B. K+ ion transfer from salt bridge to left beaker of ZnSO4
C. Oxidation occurs at cathode
D. Anode is negatively charged

Nitrates of which pair gives different products on thermal decomposition___________________?

A. Na K
B. Mg Ca
C. Li Na
D. Li Ca

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