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Author Question: The main group element E reacts with chlorine to form an ionic compound with the formula ECl2. The ... (Read 251 times)

lindiwe

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on: Aug 27, 2018
The main group element E reacts with chlorine to form an ionic compound with the formula ECl2. The element E is a member of what group in the Periodic Table?
 
  A) 1A
  B) 2A
  C) 6A
  D) 7A
  E) none of the above

Question 2

Place the following types of electromagnetic radiation in order of increasing wavelength. visible light gamma rays microwaves
 
  A) gamma rays < microwaves < visible light
  B) microwaves < visible light < gamma rays
  C) microwaves < gamma rays < visible light
  D) visible light < gamma rays < microwaves
  E) gamma rays < visible light < microwaves


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parshano

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

B

Answer to Question 2

E


lindiwe

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Reply 2 on: Aug 27, 2018
Excellent

alvinum

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Reply 3 on: Yesterday
Gracias!

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