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WorksheetsIonic Compounds
Total questions: 10
Worksheet time: 5mins
How do metal atoms form ions?
They lose electrons to form negative ions
They gain electrons to form positive ions
They lose electrons to form positive ions
They share electrons with other atoms
Which of these statements about a negative ion is true?
It has an equal number of protons and electrons
It has more protons than electrons
It has more electrons than protons
Iodine is in Group 17 of the periodic table. What is the charge on its ions?
-1
-2
1
2
A magnesium ion has the formula Mg2+. What is the electron arrangement of the ion?
2.8
2.8.2
2.8.4
2.8.8
What type of forces hold on an ionic lattice together?
Electrostatic attraction forces
Covalent bond
Metallic bond
Van der Waals forces
A diagram of part of the crystal of calcium chloride shows 15 calcium ions and 30 chloride ions. What is the formula of calcium chloride?
CaCl
CaCl2
Ca2Cl
What properties does an ionic compound have?
A low boiling point and it conducts electricity when dissolved in water
A high melting and it conducts electricity when liquid
A high boiling point and it conducts electricity when solid
Sulphur is in Group 16 of the periodic table. What is the formula of its ion?
S6-
S6+
S2-
S
An ion has the formula Ba2+. What group of the periodic table is its element in?
1
2
12
16
Ionic compounds conduct electricity when dissolved in water. Which statement below best explains the property?
Ions are free to move.
Electrons are free to move.
Bonds are strong.
There are weak intermolecular forces of attraction.
