Atomic Structure and Periodicity

In the element above, the number 28.08 represents the ____________

• Atomic Number

• Mass Number

• Group

• Number of Protons Present

How does the Compound carbon Dioxide bond?

• Covalently

• Ionically

• Carbon Dioxide doesn't bond

• Vander waal Forces

An Element X has an electronic configuration of 2,8, 8.

Which group in the Periodic table does it belong to?

Strontium is in the same Group as Calcium in the Periodic Table. Strontium is a non- metal, True or False?

• True

• False

Who is this atom?

• Lithium

• This Atom doesn't exist

• Beryllium

• Helium

Which two atoms are Isotopes of each other?

• Atom 1

• Atom 2

• Atom 3

• Atom 4

What is the name of isotope 1?

• Argan - 10

• Oxygen-10

• Oxygen-18

• Argan 11

The element Fluorine has how many Neutrons?

Both metals and ionic compounds can conduct electricity. True / False

• True

• False

Which Subatomic Particle determines the identity of an element?

• Valence Electrons

• Neutrons

• Protons

• Electrons