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Home  arrow Chapter 2: Atoms, Molecules, and Ions  arrow Quiz


This activity contains 12 questions.

Question 1.

Which of the following compounds would you expect to be molecular and not ionic?

End of Question 1

Question 2.
A number of electrons has a total charge of 1.1 x 10-18 C. How many electrons are there?

End of Question 2

Question 3.
An element has 17 protons, 18 electrons, and 20 neutrons. What isotope is it?

End of Question 3

Question 4.
An element has 76 protons, 76 electrons, and 114 neutrons. What isotope is it?

End of Question 4

Question 5.
How many hydrogen atoms are in Co(NH3)6HPO4?

End of Question 5

Question 6.
How many protons and neutrons are in sulfur-31?

End of Question 6

Question 7.
What is the best name for (NH4)2Cr2O7?

End of Question 7

Question 8.
Which ion has the wrongcharge?

End of Question 8

Question 9.
Which of the following are positively charged ions?

(i) NH4; (ii) ClO4; (iii) SO4

End of Question 9

Question 10.
Which of the following ionic formulas is incorrect?

End of Question 10

Question 11.
Which of the following is named incorrectly?

End of Question 11

Question 12.
Which one of the following is improperly labeled?

End of Question 12

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