Free radicals have an unpaired electron and are highly reactive. ...

[penguins]

Free radicals have an unpaired electron and are highly reactive.
 
  Indicate whether the statement is true or false

Question 2

Which of the following is an isoelectronic series?
 
  A) B5-, Si4-, As3-, Te2-
  B) F-, Cl-, Br-, I-
  C) S, Cl, Ar, K
  D) Si2-, P2-, S2-, Cl2-
  E) O2-, F-, Ne, Na+

Question 3

How many sulfur dioxide molecules are there in 1.80 mol of sulfur dioxide?
 
  A) 1.08  1023
  B) 6.02  1024
  C) 1.80  1024
  D) 1.08  1024
  E) 6.02  1023

[isabelt_18]

Answer to Question 1

TRUE

Answer to Question 2

E

Answer to Question 3

D