Chemical Equations

What is the part of the chemical equation in green called? 
Fe + S --> FeS

• products

• reactants

• yield

• chemical formula

What is the little number after an element in a chemical equation called.
Example: H₂

• Coefficient 

• Subscript

• Atom

• Equation

Is the following equation balanced?
4Fe + 3O₂ --> 2Fe₂O₃

• yes

• no

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

What is the part of a chemical equation called...
2H_{2 +} O₂--> 2H₂O

• Reactants

• Products 

• Yields 

• Chemical Equation 

The blue numbers in the image below are called ___________.

• compounds

• coefficients

• subscripts

• chemical formulas

The number before a chemical formula that shows the number of molecules present is call a?

• Yield

• Product

• Coefficient

• Reactant

The number to the lower right of an element that shows the number of atoms bonded is called ?

• Product

• Subscript

• Chemical Formula

• Reactant

This appears on the left side of a chemical formula, and represents how many compounds there are.  What is the name of this number?

• Dangling Participle 

• The Subscript

• A Prime Number

• The Coefficient

• element
• compound
• mixture of elements
• mixture of compounds

Tags

NGSS.MS-PS1-1

What is the best description of a substance?

• element

• compound

• mixture of elements and compounds

• mixture of compounds

Tags

NGSS.MS-PS1-1