WorksheetsCH6.2.1 Using the Periodic Table
Total questions: 15
Worksheet time: 30mins
How many valence electrons does Ne have?
0
1
2
3
What is the energy level of valence electrons in Br?
1
2
3
4
Write the electron configuration (using the condensed configuration) for Li.
[He]
[He]2s¹
[He]2s²
1s¹
Which group, period, and block does [Ne]3s²3p¹ belong to?
Group 1, Period 3, s-block
Group 2, Period 3, p-block
Group 13, Period 2, s-block
Group 13, Period 3, p-block
How many valence electrons does Cl have?
1
2
7
8
What is the energy level of valence electrons in an atom N?
1
2
3
4
Write the electron configuration (using condensed notation) for F.
[He]
[He]2s3
[He]2s²2p5
[He]2s22p6
Titanium is in period 4 but its d-orbital electrons are in energy level
(a)
How many valence electrons does B have?
1
2
3
4
What is the energy level of valence electrons in Ra?
1
2
6
7
Write the electron configuration (using condensed notation) for Mg.
(a)
Which group, period, and block does [Kr]5s²4d¹ belong to?
Group 1, Period 5, s-block
Group 14, Period 5, d-block
Group 15, Period 4, s-block
Group 13, Period 5, d-block
How many valence electrons does P have?
1
2
5
6
What is the energy level of valence electrons in H?
1
2
3
4
Write the electron configuration (using condensed notation) for Si.
(a)
