Ionic/Covalent Compounds Weekly Assessment

Elements combine to form __________.

• compounds
• atoms
• positive ions
• negative ions

Tags

NGSS.MS-PS1-1

What part of an atom is involved in chemical bonding?

• protons
• neutrons
• electrons
• nucleus

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

How many valence electrons does nitrogen have?

• 3
• 2

• 5
• 1

Tags

NGSS.HS-PS1-1

Where are the non-metals located on the periodic table?

• All over
• On the left side of the "staircase"
• On the right side of the "staircase"

Compounds made from only nonmetals are _________________ compounds.

• ionic
• covalent
• metallic
• chemical

A covalent bond involves a __________ of electrons.

• sharing
• borrowing
• exchanging
• switching

Tags

NGSS.HS-PS1-1

Low melting point and low solubility in water are general properties of ______________________ compounds

• ionic
• covalent
• chemical
• glucose

Tags

NGSS.HS-PS1-3

Why do atoms share electrons?

• To attain the electron configuration of a noble gas.
• To become ions and take a charge
• to increase the mass
• it's a nice thing to do.

What do we call a covalent bond where electrons are shared UNEVENLY or UNEQUALLY?

• Ionic
• Polar Covalent
• Nonpolar Covalent
• Van der Waals Force

Tags

NGSS.HS-PS1-1

How many valence electrons does hydrogen have?

• 4

• 3

• 2

• 1

Tags

NGSS.HS-PS1-1