Regents 5.4- HW Ionic Bonding Practice

Which element(s) will form negative ions? Check all that apply.

• Potassium

• Sulfur

• Iodine

• Magnesium

Tags

NGSS.HS-PS1-2

Which of the following pairs of elements could NOT react to form an ionic compound?

• Carbon and Oxygen

• Potassium and Fluorine

• Silver and Oxygen

• Aluminum and Chlorine

Calcium Fluoride has a chemical formula of CaF₂. What does the chemical formula tell you?

• There are 2 Calcium ions for every 1 Fluoride ion in the crystal

• There is 1 Calcium ion for every 2 Fluoride ions in the crystal

Tags

NGSS.MS-PS1-1

Ionic bonds are formed between...

• Non - metals

• A metal and a non-metal

• Metals

How is an ionic bond formed?

• Sharing of electrons

• Delocalised electrons

• Transfer of electrons

Lead Chloride is an ionic compound, made up from Pb²⁺ ions and Cl^- ions. Which is the correct formula for this compound?

• PbCl₃

• PbCl

• PbCl₄

• PbCl₂

Tags

NGSS.MS-PS1-1

Magnesium Hydroxide is an ionic compound made up from Mg²⁺ and OH^- ions. Which is its correct formula?

• MgOH

• MgOH₂

• Mg(OH)₂

• MgO

Tags

NGSS.MS-PS1-1

How do the following two elements bond together?
Al³⁺  O^2-         

• AlO
• Al₂O₃
• Al₃O₆
• Al₃O₂

Tags

NGSS.HS-PS1-2

Using Table E, which of the following is chromate?

• CrO₄^2-

• CrO₃^2-

• CrO₂^2-

• CrO^2-

Using Table E, which of the following is nitrate?

• NO^-

• NO₂^-

• NO₃^-

• NO₄^-