Class XI

 Word kinetic comes from
  1. Greek
  2. Latin
  3. Spanish
  4. German
In a magnesium-copper battery with dilute acid as electrolyte,
  1. Bulb can stay bright for very long
  2. Duration of bulb brightness is shorter
  3. Bulb gets dimmer
  4. Bulb cannot be lighten up.
Reducing agents does not include
  1. Chlorine
  2. Carbon
  3. Potassium iodide
  4. Carbon monoxide
Non-metal oxides include
  1. SO2
  2. CO2
  3. P2O5
  4. All of these
 Inert gases have
  1. 1-3 valence electrons
  2. 4-7 valence electrons
  3. stable valence electrons in outermost shells
  4. up to 10 valence electrons
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