Chemistry EOC

Sulfur is considered:

• malleable

• brittle

• ductile

• a good conductor

Which item on this element square is the chemical symbol?

• Copper

• 29

• Cu

• 63.546

Which two subatomic particles make up the nucleus of an atom?

• Protons and Electrons

• Neutrons and Electrons

• Electrons and Protons

• Protons and Neutrons

Tags

NGSS.MS-PS1-1

What is the atomic number?

• 35

• 18

• 17

• 52

Tags

NGSS.MS-PS1-1

What is the atomic mass of Neon?

• 10

• 20

• 30

Balance this equation
_N₂ + _H₂ --> _NH₃

• 1,2,3

• 1,3,2

• 1,1,2

• 2,1,1

Tags

NGSS.MS-PS1-5

If an ice cube is left out in  room it will change from one state of matter to another.  Which is the correct order of State of Matter that the ice cube will go through?

• Gas, Solid, Liquid

• Liquid, Solid, Gas

• Liquid, Gas, Solid

• Solid, Liquid, Gas

Tags

NGSS.MS-PS1-4

Which of the following is a physical characteristic of a metal?

• texture

• malleable

• brittle

• semi-conductor

Which of the following is a physical characteristic of a metalloid?

• texture

• malleable

• brittle

• semi-conductor

Reactivity (bubbling, fizzing) is a --- property.

• Chemical

• Physical

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5