Physical Science Unit 1 Test Review

What is found inside of the nucleus of the atom?

• Protons & Electrons

• Protons

• Protons & Neutrons

• Protons, Electrons, and Neutrons

The _1_​ orbit around the nucleus, but the ​_2_ and _3_ ​ are inside of the nucleus.

• 1. 1. electrons

  2. 2. protons

  3. 3. neutrons

• 1. 1. protons

  2. 2. electrons

  3. 3. neutrons

• 1. 1. neutrons

  2. 2. protons

  3. 3. electrons

This atom has:

• 3 Protons

  3 Neutrons

  4 Electrons

• 3 Protons

  4 Neutrons

  3 Electrons

• 4 Protons

  3 Neutrons

  3 Electrons

• 3 Protons

  3 Neutrons

  3 Electrons

How many protons does Copper have?

• 63 Protons

• 64 Protons

• 29 Protons

• 35 Protons

How many neutrons does Zinc have?

• A. 47 Neutrons

• D. 35 Neutrons

• C. 50 Neutrons

• B. 108 Neutrons

How many protons and electrons does Ca^2+ have?

• 20 Protons

  18 Electrons

• 20 Protons

  20 Electrons

• 20 Protons

  22 Electrons

• 18 Protons

  20 Electrons

According to the MOST RECENT atomic theory that we discussed, where are electrons found?

• D. In the "electron cloud", an area far outside the atomic nucleus.

• C. Stuck inside a positively-charged atom (like plum pudding).

• B. In fixed orbits around the nucleus

• A. In the atomic nucleus.

According to the octet rule, which group of elements will gain two electrons?

• D. Group 18 (Helium, Neon, Argon)

• C. Group 16 (Oxygen, Sulfur)

• B. Group 2 (Beryllium, Magnesium, Calcium)

• A. Group 1 (Hydrogen, Lithium, Sodium, Potassium)

According to the octet rule, which group of elements will lose two electrons?

• Group 16 (Oxygen, Sulfur)

• Group 1 (Hydrogen, Lithium, Sodium)

• Group 2 (Beryllium, Magnesium, Calcium)

• Group 18 (Helium, Neon, Argon)

A cation is an atom that gains a positive charge by giving up electrons.

• true

• false