Writing Chemical Formulas

Which of the following is a covalent compound?

• CH₄

• NaCl

• K₃PO₄
  

• Zn(OH)

Tags

NGSS.MS-PS1-1

Put the steps of writing chemical formulas in order.

• Positive ion first, negative ion second.

• Reduce subscripts.

• Balance charges.

What is the correct formula for the compound, lithium oxide (Li and O)?

Tags

NGSS.MS-PS1-1

Write the formula for O and Ca.

Tags

NGSS.MS-PS1-1

How many HYDROGEN atoms are present in glucose: C₆H₁₂O₆

Tags

NGSS.MS-PS1-1

How many OXYGEN atoms are in Cr(SO₄)₃?

Tags

NGSS.MS-PS1-1

How many TOTAL atoms in H₂SO₄ ?

Tags

NGSS.MS-PS1-1

Write the chemical formula for Mg and S.

Tags

NGSS.MS-PS1-1

Write the chemical formula for copper(I) bromide (hint: Cu and Br).

Tags

NGSS.MS-PS1-1

Write the chemical formula for manganese(II) chloride (hint: Mn and Cl).