Biology/chem

The chemical bond formed when two atoms share electrons is called a(an) IONIC bond.

• True

• False

In a(an) POLAR bond, one atom pulls on the shared electrons more than the other atom.

• True

• False

Write the correct formula for Sodium Chloride.

• SC

• SCl

• NaCl

• NaCl₂

How are covalent bonds formed?

• Sharing of electrons

• Transfer of electrons

Tags

NGSS.HS-LS1-6

How are ionic bonds formed?

• Transfer of electrons

• Sharing of electrons

Tags

NGSS.MS-PS1-1

Is this ionic bond drawn correctly?

• Yes
• No

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

What is the left part of a chemical equation called?

H_{2 +} O → H₂O

• Reactants

• Products

• Chemical Equation

The reactants are on the left side of the chemical equation.

• True

• False

How many reactants are in A + B ---> C ?

• 1

• 2

• 3

• 4

Matter can not be created nor destroyed: it can only be

• Destroyed a little bit

• Invisible

• Transformed, changed

• None of the above