Summative 6.1 and 6.2, Accelerated Chem

Last updated about 5 years ago

11 questions

Note from the author:

HS-PS1-3

HS-PS1-7

HS-PS1-3

HS-PS1-1

HS-PS1-2

HS-PS1-1

HS-PS1-2

HS-PS1-1

HS-PS1-2

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Summative 6.1 and 6.2, Accelerated Chem

Last updated about 5 years ago

11 questions

Note from the author:

Naming covalent compounds and drawing Lewis dot structures

Question 1

What type of compound is characterized by low melting points and the inability to conduct electricity?

Covalent

Ionic

HS-PS1-3

Question 2

Which of the following is a covalent compound?

SiO2

NaCl

CaCl2

HS-PS1-7

Question 3

Hydrogen has an electronegativity value of 2.1, while Oxygen has a value of 3.0. Based on electronegativity values, the bond in H2O would be classified as what?

Polar covalent

Pure covalent

Ionic

HS-PS1-3

Question 4

Group 2 metals all have similar numbers of valence electrons, what would be the correct generic electron dot diagram for group 2?

HS-PS1-1

Question 5

How many valence electrons are in the compound dihydrogen monoxide?

2

6

8

12

HS-PS1-1

Question 6

How many valence electrons are in the hydroxide ion? (hint: charge)

2

6

7

8

HS-PS1-1

Question 7

What would be the correct lewis structure for PCl3?

HS-PS1-2

Question 8

For the compound, NH3, calculate the number of valence electrons.

HS-PS1-1

Question 9

For the compound, NH3, draw the Lewis dot structure.

HS-PS1-2

Question 10

10.

For the nitrate ion, calculate the number of valence electrons. (Hint: charge)

HS-PS1-1

Question 11

11.

For the nitrate ion, draw the Lewis dot sturcture.

HS-PS1-2

Naming covalent compounds and drawing Lewis dot structures

Question 1

What type of compound is characterized by low melting points and the inability to conduct electricity?

Covalent

Ionic

Question 2

Which of the following is a covalent compound?

SiO2

NaCl

CaCl2

Fe2O3

Question 3

Hydrogen has an electronegativity value of 2.1, while Oxygen has a value of 3.0. Based on electronegativity values, the bond in H2O would be classified as what?

Polar covalent

Pure covalent

Ionic

Question 4

Group 2 metals all have similar numbers of valence electrons, what would be the correct generic electron dot diagram for group 2?

Question 5

How many valence electrons are in the compound dihydrogen monoxide?

2

6

8

12

Question 6

How many valence electrons are in the hydroxide ion? (hint: charge)

2

6

7

8

Question 7

What would be the correct lewis structure for PCl3?

Question 8

For the compound, NH3, calculate the number of valence electrons.

Question 9

For the compound, NH3, draw the Lewis dot structure.

Question 10

10.

For the nitrate ion, calculate the number of valence electrons. (Hint: charge)

Question 11

11.

For the nitrate ion, draw the Lewis dot sturcture.

Fe2O3