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Author Question: Which element is an alkaline earth metal? A) Ba B) F C) Rb D) ... (Read 185 times)

panfilo

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on: Aug 27, 2018
Which element is an alkaline earth metal?
 
  A) Ba
  B) F
  C) Rb
  D) Ar

Question 2

Which of the following particles is the heaviest?
 
  A) deuterium
  B) neutron
  C) alpha particle
  D) beta particle


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lou

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Reply #1 on: Aug 27, 2018
Answer to Question 1

A

Answer to Question 2

C


panfilo

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Reply #2 on: Aug 27, 2018
Thank you!


lou

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Reply #3 on: Aug 27, 2018
Always glad to help...


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