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Author Question: The ion that has 14 protons and 18 electrons is ________. A) Si4+ B) Si4- C) N4+ D) ... (Read 54 times)

KWilfred

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on: Aug 27, 2018
The ion that has 14 protons and 18 electrons is ________.
 
  A) Si4+
  B) Si4-
  C) N4+
  D) N4-

Question 2

Below are four pairs of atoms and ions. In which pair is the larger of the two species written first?
 
  A) S2- and S
  B) Cu2+ and Cu
  C) O and O2-
  D) Cr3+ and Cr

Question 3

What is the brown-colored component of smog?
 
  A) H2SO4
  B) O2
  C) NO2
  D) O3
  E) C and D


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janeli

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

B

Answer to Question 2

A

Answer to Question 3

C


KWilfred

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Reply 2 on: Aug 27, 2018
Gracias!

daiying98

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  • Posts: 354
Reply 3 on: Yesterday
Wow, this really help

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