Atoms Ions and Isotopes

Atoms Ions and Isotopes

Multiple Choice

If an atom is neutral, then protons must equal?

• neutrons

• electrons

• neutrons and electrons

• none of these

Multiple Choice

A positive ion is called a(n)

• anion

• ion

• cation

• atom

Multiple Choice

A positive ion is created when :

• an atom gains an electron

• an atom loses an electron

• an atom loses a neutron

• an atom gains a neutron

Multiple Choice

An anion is created when

• an atom loses an electron

• an atom gains an electron

• an atom gains a neutron

• an atom loses a neutron

Multiple Select

Which of the following are ions?

• Na⁺

• Cl^-

• O^2-

• Ne

Multiple Choice

using your periodic table, what is the atomic number for Helium?

• 1

• 2

• 3

• 4

Multiple Choice

Using your periodic table, what is the atomic mass for Helium?

• 1 amu

• 2 amu

• 3 amu

• 4 amu

Multiple Choice

What is Neon's atomic number?

• 9

• 10

• 11

• 12

Multiple Choice

What is the atomic mass and atomic number for Sodium? ( Na)

• 23,11

• 11,23

• 10,22

• 11,25

Open Ended

Explain the difference between, and ion and an atom.

Open Ended

What is an isotope?

Poll

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