Physical Science Quiz

Organize these options into the right categories

Groups:

(a) Physical Properties

,

(b) Chemical Properties

• Toxicity

• Hardness

• Luster

• Melting points

• Ductility

• Electronegativity

• Flammability

• Reactivity

• Electrical conductivity

• Acidity

Where are your groups?

What do groups in the periodic table show?

• Elements with same number of valence electrons

• Elements with same number of electron orbitals

• Elements with the same mass number

Ionic charge means...

• The atom no longer has a neutral charge but a positive or negative charge

• The atom became a molecule through chemical reaction

MASS OF AN ATOM = PROTONS + ________

The atom is composed of 3 ​ (a)   particles: ​ (b)   which have a NEUTRAL charge ,​ protons with a POSITIVE charge , and​ (c)   with a NEGATIVE charge.​

• subatomic
• neutrons
• electrons
• protons
• tiny
• elements
• ions

What happens in a chemical reaction? (a)   is made

• New substance
• Nothing
• A physical property change

The atomic radius is located between here: