Chemistry Final on Bonding and Reactions

Which part of the atom is responsible for chemical bonding?

• Electron

• Reaction

• Proton

• Neutron

Tags

NGSS.HS-PS1-1

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Covalent compounds form through...

• Transfer of electrons

• Sharing of electrons

• Magnetism

• Law of conservation of Energy

What are valence electrons?

• Temperature and time of day

• Distance and time

• Force and mass

• Electrons located in the outer shell of an atom

Tags

NGSS.HS-PS1-1

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How many valence electrons do most atoms need to have a complete outer shell and be happy?

• 2

• 4

• 6

• 8

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NGSS.HS-PS1-1

Two elements from the periodic table are stable with 2 electrons. They are:

• Speed and direction

• Hydrogen and Helium

• Carbon and Calcium

• Holmium and halfnium

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NGSS.HS-PS1-1

Which of the following substances is a covalent compound?

• Na3PO4

• Cu(NO3)2

• FeO

• C2H5OH

Tags

NGSS.HS-PS1-3

Oxygen has 6 valence electrons which means it can form ________ bonds with other non-metals or itself.

When C and Cl form a bond, this is considered a __________ bond.

• Ionic

• Natural

• Covalent

• Nucleur

When Cl and Cl form a bond, this is considered a __________ bond.

• Ionic

• Natural

• Covalent

• Nucleur

Tags

NGSS.HS-PS1-1

A covalent compound (or molecule) is made up of

• An alkaline earth metal and a transition metal

• Two or more metals

• Two or more nonmetals

• A metal with one or more nonmetals