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Author Question: Which element is a very good conductor of electricity? A) oxygen B) bromine C) selenium D) ... (Read 23 times)

Zulu123

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Which element is a very good conductor of electricity?
 
  A) oxygen
  B) bromine
  C) selenium
  D) gold

Question 2

Which of the following elements may have more than one oxidation number?
 
  A) hydrogen
  B) sodium
  C) calcium
  D) lithium



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Leostella20

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Answer to Question 1

D

Answer to Question 2

A




Zulu123

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Reply 2 on: Aug 27, 2018
Gracias!


AISCAMPING

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Reply 3 on: Yesterday
:D TYSM

 

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