Chemistry SLO Review

What is the atomic mass of Neon?

• 10
• 20.18
• 10.18
• 30.18

Tags

NGSS.HS-PS1-1

How many electrons does an atom of Krypton have?

• 36
• 83.80
• 47.80
• 119.80

Tags

NGSS.HS-PS1-1

How many protons are present in phosphorus-31

• 15
• 16
• 31
• 46

Tags

NGSS.MS-PS1-1

Found in the nucleus of the atom

• electrons only
• protons only
• neutrons and protons
• neutrons and electrons

Tags

NGSS.HS-PS1-8

How many neutrons does this isotope of lithium have?

• 8
• 3
• 4
• 5

Tags

NGSS.HS-PS1-8

Where are electrons of an atom found?

• Nucleus
• Electron Cloud
• Some are in the nucleus and some in the electron cloud.
• They are moving everywhere.

Tags

NGSS.MS-PS1-1

When the temperature of matter increases the particles...

• speed up and move closer
• speed up and move farther apart
• slow down and move closer together
• slow down and move farther apart

Tags

NGSS.HS-PS1-5

The state of matter that has no definite size or shape is

• Solid
• Liquid
• Gas

Tags

NGSS.MS-PS1-4

These kind of observations are made using instruments such as rulers, balances and thermometers.

• Qualitative
• Quantitative
• Scientific

Tags

NGSS.HS-PS1-7

NGSS.HS-PS3-4

These kind of observation use your senses to observe results.

• Qualitative
• Quantitative
• Scientific

Tags

NGSS.MS-LS1-8