Class XI

Regular rows and shapes of a crystal is an indication of
  1. Matter capability to decompose
  2. Matter made up of particles
  3. Matters ability to evaporate
  4. All of these
 A mixture
  1. Is not a pure substance
  2. Is not formed through chemical reaction
  3. Is a pure substance
  4. Both A and B
Percentage of an element can be calculated through
  1. Relative atomic mass of element in formula/relative molecular mass of element
  2. Relative atomic mass of element in formula/relative molecular mass of compound
  3. Structural formula
  4. Both A and B
In a certain volume, higher temperature
  1. Increases concentration of gases
  2. Decreases concentration of gases
  3. Liquefies gases
  4. Reaction may not occur at all
Charge on a chloride ion is
  1. Negative
  2. Positive
  3. Neutral
  4. Dual
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