Q3 SCI REVIEWER

This is the type of matter that has no shape but has volume.

• Solid

• Liquid

• Gas

The molecules of a solid are

• packed tightly together

• a bit far from each other

• wander freely

Which is the 5th element in the periodic table?

• carbon

• Boron

• Nitrogen

• Oxygen

What does the 6 represent?

• atomic mass

• atomic number

• element name

• chemical symbol

What does 12.011 represent?

• atomic mass

• atomic number

• element name

• chemical symbol

Beryllium has how many protons?

• 4

• 9.0122

• 2

• 13.0122

electrons have a _____________ charge.

• positive

• negative

• neutral

What sits in the nucleus of the atom?

• electrons and protons

• protons and neutrons

• neutrons and electrons

• just neutrons

neutrons have a _____________ charge.

• positive

• negative

• neutral

In the modern periodic table elements are arranged by:

• atomic mass
• atomic number
• valence electrons
• number of isotopes