Atoms, Elements and Changes

A substance that cannot be separated or broken down into simpler substances by chemical means is?

• Mixture

• Element

• Compound

• Molecule

The smallest part of any substance is?

• Element

• Compound

• Atom

• Molecule

The arrangement of all know elements in order is called? 

• Compounds
• Periodic Table
• Pure Substance
• Element

What is the atomic mass of this element? 

• Potassium
• K
• 19
• 39.098

Tags

NGSS.MS-PS1-1

What is the atomic number of this element? 

• 19
• Potassium
• 39.098
• K

Tags

NGSS.MS-PS1-1

How are the elements arranged on the periodic table?

• Atomic number

• Atomic mass

• Alphabetically

• Chemical symbol

What do elements in the same group (family) have in common with each other?

• physical and chemical properties

• Atomic number and valence electrons

• Chemical symbol and atomic mass

• Atomic mass and atomic number

What is the relationship between elements and atoms? 

• Elements are made of one type of atom and atoms are the smallest part of the element.
• Elements are made of two or more types of atoms and atoms are the smallest part of the element. 

Tags

NGSS.MS-PS1-1

What does a rock and a balloon have in common with each other? 

• They are both made of atoms. 
• They are made of the SAME kind of atom.
• They have identical chemical properties.
• They are both made of the same number of atoms. 

Tags

NGSS.MS-PS1-1

What is matter?

• Volume and color

• Volume and density

• Volume and length

• Volume and mass