Class VI

What is the charge assigned to the protons?
  1. Negative
  2. Positive
  3. No Charge
  4. None of the above
Sodium has 11 protons. What is its symbol?
  1. S
  2. So
  3. Na
  4. Sd
Which atom has the smallest atomic weight?
  1. Hydrogen
  2. Oxygen
  3. Carbon
  4. None of the above
How many electrons does carbon have?
  1. 7
  2. 12
  3. 6
  4. 8
Carbon is a common element. Did you know that diamond and coal are both made of carbon. The atomic weight of carbon(atomic number 6) is 12. How many neutrons does it have?
  1. 6
  2. 12
  3. 4
  4. 0
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