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Chemical Bonding

Chemistry

10th - 11th Grade

NGSS covered

Used 2+ times

Chemical Bonding
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19 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

A substance which has a high melting point, conducts electricity when dissolved in water, and has a crystalline structure probably has what type of bond?

Ionic
Metallic
Covalent
Crystalline

Tags

NGSS.HS-PS1-3

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What type of bond occurs when two or more elements share electrons?

Ionic
Covalent
Metallic
Caring

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which statement best describes the energy change as bonds are formed and broken in this reaction?
      H2 + Cl2  ➔  2HCl

The forming of the H-Cl bond releases energy
The forming of the H-Cl bond absorbs energy
The breaking of the H-H bond releases energy
The breaking of the Cl-Cl bond releases energy

Tags

NGSS.HS-PS1-4

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

A solid substance is an excellent conductor of electricity. The chemical bonds in this substance are most likely?

ionic, because the valence electrons are shared between atoms
covalent, because the valence electrons are mobile
metallic, because the valence electrons are stationary
metallic, because the valence electrons are mobile

Tags

NGSS.HS-PS1-3

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Which formula represents an covalent compound?

CO2
Ag
FeCl3
Cs3P

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

An atom that gains an electron in an ionic bond becomes a/an _______________ charged ion.

Negatively
Positively

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Is the molecule H2O polar or non-polar?

polar
non-polar

Tags

NGSS.HS-ESS2-5

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