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TCO 4) Consider the electron dot diagram of the unknown element X: . This atom would most likely _.
form an ion of 6 charge.
react with hydrogen to form H2X.
lose two electrons when forming an ion.
form an ion of 2 charge.
Question 2. Question :
(TCO 4) The attractive John Dalton reasoned that atoms exist from the evidence that __.
there are numerous, tiny empty spaces in matter.
elements always combined in certain fixed ratios.