Chemistry Practice MCQ Page 8

Multiple Choice questions for Chemistry in the sets of 10 each on one page with questions and answers. All sets are useful in the preparation of subject tests for employment or admission.
Question: 1218   By reducing the pressure of the gas in a discharge tube
  1. gas glows
  2. gas ionizes
  3. gas conducts electricity
  4. a discharge takes place
Question: 1219   Using various gases and metals as electrode, the nature of rays produce in the discharge tube
  1. remains same
  2. becomes different
  3. does not change
  4. remain almost same
Question: 1220   If an opaque object is placed in their path, cathode rays
  1. are unaffected
  2. are deflected
  3. are absorbed
  4. produce sharps shadow
Question: 1221   Moving a pin-wheel placed in their path, indicates that cathode rays
  1. posses momentum
  2. have inertia
  3. potential energy
  4. are material in nature
Question: 1222   Deflecting of cathode rays towards positively charged plats indicate it is
  1. negatively charged
  2. neutral
  3. electromagnetic wave
  4. positively charged
Question: 1223   Application of external magnetic field causes the cathode rays to
  1. move in circular path
  2. reflect
  3. re-bounce
  4. bend
Question: 1224   Cathode rays are also called
  1. charged particles
  2. electrons
  3. protons
  4. neutrons
Question: 1225   Electron was the name given to cathode rays particles by
  1. Newton
  2. Bohr
  3. Stoney
  4. Planck
Question: 1226   Cathode rays always travel in a
  1. circular path
  2. cured path
  3. zig zag path
  4. straight path
Question: 1227   Nature of cathode rays remains the same irrespective of the
  1. glass used
  2. gas used
  3. electrode used
  4. potential used
Question: 1228   The attractive force that holds atoms together in molecules is called
  1. bond
  2. chemical bond
  3. force of attraction
  4. electrostatic force
Question: 1229   During the process of chemical bonding, atoms try to attain
  1. noble gas configuration
  2. stable configuration
  3. simple configuration
  4. unstable configuration