Neutralization reactions and naming acids and bases

Answer Key - Grade 10 Science Worksheet

Circle the best answer, or write your answer on the line.

1. 1.

   A solution holds 0.005 mol of H⁺ from HCl, and 0.003 mol of OH⁻ from NaOH is added. How many moles of H⁺ are left, Ari?

   0.002 mol
2. 2.

   A solution holds 0.008 mol of H⁺ from HCl, and 0.0025 mol of OH⁻ from NaOH is added. How many moles of H⁺ are left, Bo?

   0.0055 mol
3. 3.

   A solution holds 0.01 mol of H⁺ from HCl, and 0.004 mol of OH⁻ from NaOH is added. How many moles of H⁺ are left, Esme?

   0.006 mol
4. 4.

   What does nitric acid, HNO₃, make with potassium hydroxide, KOH, Jun?

   • KNO₃ and H₂O
   • KNO₂ and H₂O₂
   • K₂NO₃ and H₂O
5. 5.

   What does acetic acid, CH₃COOH, make with sodium hydroxide, Luz?

   • CH₃Na and HCOOH
   • CH₃COONa and H₂O
   • CH₃COOH₂ and NaO
6. 6.

   What is the acid made from the nitrite ion, NO₂⁻, called, Milo?

   • Nitrous acid
   • Nitric acid
   • Hydronitrous acid
7. 7.

   H₂SO₃ is made from the sulfite ion. What is it called, Pia?

   • Sulfuric acid
   • Sulfurous acid
   • Hydrosulfuric acid
8. 8.

   What is KOH called, Ren?

   • Potassium oxide
   • Potassium hydroxide
   • Potassium hydride
9. 9.

   What is Ca(OH)₂ called, Tala?

   • Calcium peroxide
   • Calcium hydroxide
   • Calcium oxide
10. 10.

    Milk of magnesia is mostly Mg(OH)₂. What is that compound called, Zee?

    • Magnesium hydroxide
    • Magnesium oxide
    • Manganese hydroxide