Monday Conceptual Physics Review

What is the atomic mass of this atom?

• 1

• 3

• 4

• 7

Tags

NGSS.MS-PS1-1

What is the mass number defined as?

• the number of protons
• the number of protons and neutrons
• the number of neutrons
• the number of protons and electrons

What is the atomic number of Nickel? (enlarge the periodic table)

• 110
• 28
• 46
• 78

Tags

NGSS.MS-PS1-1

How many protons are in a sodium atom? (tap to enlarge the periodic table)

• Sodium has 1 proton.
• Sodium has 3 protons.
• Sodium has 11 protons

Tags

NGSS.MS-PS1-1

An element has the mass number 12 and atomic number  6. The number of neutrons in it is:

• 6
• 10
• 4
• 8

Tags

NGSS.MS-PS1-1

A vertical column is called...

• group
• tower
• period
• crew

Pure forms of these elements are stored in oil so they won't react with oxygen and water in the air.

• Alkali Metals
• Alkaline-earth metals
• Halogens
• Noble Gases

Tags

NGSS.MS-PS1-2

Which group of the periodic table is composed of inert (not reactive)  gases?

• alkali metals
• alkaline earth metals
• halogens
• noble gases

Elements in a __________ have similar chemical properties.

• period

• group

• row

A proton is....

• A negatively charged subatomic particle
• A positively charged subatomic particle
• A neutrally charged subatomic particle
• The only subatomic particle located in the nucleus