Which of the following covalent bonds is the most polar (i. e., highest percent ionic character)? A) Al  I
B) Si  I
C) Al  Cl
D) Si  Cl
E) Si  P

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the atomic number of carbon is six, which means that a carbon atom has six protons. carbon has three naturally occurring isotopes: carbon-12, carbon-13, and carbon-14. which of these statements are true about carbon and its isotopes? select all that appl