Test 1 Review Chemistry

Anions are...

• Positive

• Negative

• Neutral

An atom becomes _______ when it loses electrons.

• Positive
• Negative
• Neutral
• Invinsible

Is the protons plus the neutrons

• valance electrons

• atomic number

• atomic mass

• bohr diagram

Is the number of protons in an element

• atomic mass

• atomic number

• valance protons

• diatomic molecules

The neutral subatomic particles located in the nucleus of an atom

• protons

• neutrons

• electrons

• ions

Positively charged subatomic particles located in the nucleus of an atom

• protons

• neutrons

• electrons

• ions

The negatively charged subatomic particles that are located in energy levels around the nucleus

• Protons

• Neutrons

• Electrons

• Ions

Think fast! An element has 25 protons and 22 electrons. It has a charge of...

• 3+

• 3-

• 2+

• 1-

How many neutrons does Boron-11 (Boron) contain?

• 5
• 11
• 6
• 10.811

How are electrons indicated in this diagram?

• a single box

• a set of boxes

• An arrow

• There are no electrons in this atom