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Tuesday 1 December 2015

Chemistry MCQs Part 10

chemistry mcqs solved paper
91. During the process of chemical bonding, atoms try to attain.?
A. Noble gas configuration
B. Stable configuration
C. Simple configuration
D. Unstable configuration

92. Using various gases and metals as electrode, the nature of rays produce in the discharge tube.?
A. Remains same
B. Becomes different
C. Does not change
D. Remain almost same

93. Moving a pin-wheel placed in their path, indicates that cathode rays.?
A. Posses momentum
B. Have inertia
C. Potential energy
D. Are material in nature

94. Deflecting of cathode rays towards positively charged plats indicate it is.?
A. Negatively charged
B. Neutral
C. Electromagnetic wave
D. Positively charged

 95. By reducing the pressure of the gas in a discharge tube.?
A. Gas glows
B. Gas ionizes
C. Gas conducts electricity
D. A discharge takes place

96. Cathode rays are also called.?
A. Charged particles
B. Electrons
C. Protons
D. Neutrons

97. Electron was the name given to cathode rays particles by.?
A. Newton
B. Bohr
C. Stoney
D. Planck

98. If an opaque object is placed in their path, cathode rays.?
A. Are unaffected
B. Are deflected
C. Are absorbed
D. Produce sharps shadow

99. Cathode rays always travel in a.?
A. Circular path
B. Cured path
C. Zig zag path
D. Straight path

100. Nature of cathode rays remains the same irrespective of the.?
A. Glass used
B. Gas used
C. Electrode used
D. Potential used

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