WorksheetsIonic charge and dot diagram
Total questions: 27
Worksheet time: 31mins
When an atom loses an electron, it becomes a
positive ion
negative ion
neutral ion
neutral atom
Why do all bonds form?
so the number of protons equals the number of electrons
so an atom can become unstable
to fill the outermost energy level
How does calcium become an calcium ion?
it loses 2 electrons
it gains 2 electrons
How does magnesium become an magnesium ion?
it loses 2 electrons
it gains 2 electrons
How does oxygen become an oxide ion?
it loses 2 electrons
it gains 2 electrons
What is the ionic charge of Li? Select both the number and the charge (+ or -).
1
2
3
-
+
What is the ionic charge of Br? Select both the number and the charge (+ or -).
1
2
3
+
-
What is the ionic charge of O? Select both the number and the charge (+ or -).
1
2
3
+
-
What is the ionic charge of H? Select both the number and the charge (+ or -).
1
2
3
+
-
What is the ionic charge of Al (aluminum)? Select both the number and the charge (+ or -).
1
2
3
+
-
What is the ionic charge of S? Select both the number and the charge (+ or -).
1
2
3
+
-
This could be the dot diagram of
Mg
Cl
C
O
This is a correct dot diagram for nitrogen (N)
true
false
This is a correct dot diagram for carbon (C)
true
false
This is a correct dot diagram for neon (Ne)
true
false
Which of these is incorrect?
This could be the dot diagram of an element with the atomic number
8
31
19
36
Which of these is correct?
