Texas Chemistry

What does c represent?

• Proton

• Neutron

• Electron

Tags

NGSS.MS-PS1-1

protons

• negative charge, nucleus

• positive charge, shells

• positive charge , nucleus

• neutral charge, nucleus

neutrons

• no charge, shells

• positive charge, nucleus

• neutral, no charge, nucleus

• negative charge, shells

The characteristics or properties of metals include

• shiny and solid

• ductile and malleable

• lose electrons

• all of the above

A molecule is

• a singular particle of a particular element

• another name for an element

• 2 or more atoms that are combined

Tags

NGSS.MS-PS1-1

A pure substance that is a compound is made out of

• particles of more than one type of atom

• particles of the same type of atom

• a mixture of two or more substances that can be physically separated

Tags

NGSS.MS-PS1-1

"C" is the element symbol for which element?

• calcium

• carbon

• chlorine

• cadmium

A _________ is a substance made of two or more DIFFERENT elements chemically combined. 

• mixture

• compound

• substance 

The atomic number gives us

• protons

• electrons

• mass

• neutrons

• nucleus

Identify which are the products and reactants

a

b

products

reactants

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5