F Kolias
Quiz by , created more than 1 year ago

ions ionic compounds electrons and formula units

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F Kolias
Created by F Kolias about 9 years ago
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Ions

Ions

Question 1 of 18

1

Fe (iron) is classified as a

Select one of the following:

  • representative metal

  • transition metal

  • non-metal

Explanation

Question 2 of 18

1

S (sulfur) is classified as a

Select one of the following:

  • representative metal

  • transition metal

  • non-metal

Explanation

Question 3 of 18

1

Na (sodium) is classified as a

Select one of the following:

  • representative metal

  • transition metal

  • non-metal

Explanation

Question 4 of 18

1

What is the charge of N (nitrogen) when it reacts and becomes an ion?

Select one of the following:

  • +1

  • +2

  • +3

  • -3

  • -2

Explanation

Question 5 of 18

1

What is the charge of Be (beryllium) when it reacts and becomes an ion?

Select one of the following:

  • +1

  • +2

  • -1

  • -2

Explanation

Question 6 of 18

1

What is the charge of Al (aluminum) when it reacts and becomes an ion?

Select one of the following:

  • +2

  • +3

  • -2

  • -3

Explanation

Question 7 of 18

1

How many valence electrons are in a neutral atom of N (nitrogen)?

Select one of the following:

  • 1

  • 2

  • 3

  • 4

  • 5

Explanation

Question 8 of 18

1

How many valence electrons are in a neutral atom of Li (lithium)?

Select one of the following:

  • 1

  • 2

  • 3

  • 4

Explanation

Question 9 of 18

1

How many valence electrons are in a neutral atom of B (boron)?

Select one of the following:

  • 1

  • 2

  • 3

  • 4

Explanation

Question 10 of 18

1

Which of the following is true during a reaction?

Select one of the following:

  • All metals gain electrons and become negative ions

  • All non-metals loss electrons and become positive ions

  • All metals loss electrons and become positive ions

  • All non-metals gain electrons and become positive ions

Explanation

Question 11 of 18

1

When drawing Lewis Dot Structures, the dots represent

Select one of the following:

  • protons

  • valence electrons

  • neutrons

  • energy

Explanation

Question 12 of 18

1

What would be the correct formula if Na and O formed an ionic compound?
Draw a Lewis Dot Structure to help

Select one of the following:

  • NaO

  • Na2O

  • NaO2

  • None of the above

Explanation

Question 13 of 18

1

What would be the correct formula if Mg and Br formed an ionic compound?
Draw a Lewis Dot Structure to help

Select one of the following:

  • MgBr

  • Mg2Br

  • MgBr2

  • None of the above

Explanation

Question 14 of 18

1

What would be the correct formula if Ca and O formed an ionic compound?
Draw a Lewis Dot Structure to help

Select one of the following:

  • CaO

  • Ca2O2

  • Ca2O

  • None of the above

Explanation

Question 15 of 18

1

What would be the correct formula if Sr and Ne formed an ionic compound?
Draw a Lewis Dot Structure to help

Select one of the following:

  • SrNe

  • SrNe2

  • Sr8Ne2

  • None of the above

Explanation

Question 16 of 18

1

What is the electron configuration of an O^-2 ion (oxygen minus 2 ion)

Select one of the following:

  • 1s2 2s2 2p4

  • 1s2 2s2 2p2

  • 1s2 2s2 2p6

Explanation

Question 17 of 18

1

What is the electron configuration for the Na^+1 ion (sodium plus 1 ion)

Select one of the following:

  • 1s2 2s2 2p6 3s1

  • 1s2 2s2 2p6

  • 1s2 2s2 2p6 3s2

  • 1s2 2s2 2p4

Explanation

Question 18 of 18

1

What is the electron configuration of an Cl^-1 ion (chlorine minus one ion)

Select one of the following:

  • 1s2 2s2 2p6

  • 1s2 2s2 2p6 3s2 3p5

  • 1s2 2s2 2p6 3s2 3p6

Explanation

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