All about Periodic Table: A Review

If Sodium can be found in s block, how about oxygen?

• f block

• d block

• p block

• s block

Which of the following elements is excepted in group 8?

• Helium

• Argon

• Neon

• Krypton

As you go across the period (left to right), the atomic radius _______.

• increases

• decreases

• remain the same

• increase then decrease

It is the energy needed to remove outermost e-.

• Ionization Energy

• Electron Affinity

• Electric Shock

• Valence Electron

Atomic orbitals are regions of space around the nucleus of an atom where an electron is likely to be found.

• True

• False

In Principal Quantum Number(n), the greater the value of n, the farther the electron is from the nucleus.

• False

• True

How many valence electrons are in Lithium (Li)?

• 1

• 2

• 3

• 4

How many valence electrons are there in group 3?

• 2

• 3

• 5

• 7