Type the number

Exercise and reference answers

Questions

1. Answer

   6

   Question

   Protons in an atom of carbon

2. Answer

   6

   Question

   Atomic number of carbon

3. Answer

   1

   Question

   Electrons gained by an atom of group 17

4. Answer

   2

   Question

   Electrons a magnesium atom must lose

5. Answer

   0

   Question

   Charge on an atom whose protons equal its electrons

6. Answer

   1

   Question

   Copper to oxygen ratio in copper two oxide

Instructions

Type the number only.

Explanation