Notes 1.1 , 1.2, 1.3

A group of atoms is called a __

• molecule
• atom
• bond
• carbon

Tags

NGSS.MS-PS1-1

When a substance has a single chemical formula that contains more than one element, we call it a__

• element
• mixture
• compound
• homogeneous

These are tiny particles that make up all matter

• oxygens
• atoms
• homogeneous
• heterogeneous

Tags

NGSS.MS-PS1-1

NGSS.MS-PS1-5

This is a substance that contains atoms of just one type

• compound
• homogeneous
• element
• carbon dioxide

Br₂, I₂, N₂, Cl₂, H₂, O₂, and F₂ are all examples of elements that are ___

• diatomic
• metals
• compounds
• gasses

When a substance contains either just one element OR just one compound, it is a ___

• mixture
• homogeneous
• heterogeneous
• pure substance

When a substance contains multiple different elements and/or compounds it is a ___

• element
• mixture
• pure substance
• compound

A mixture that looks uniform (the same) throughout the whole material is a ____ mixture

• homogeneous
• homozygous
• heterogeneous
• heterozygous

A mixture that looks different throughout the material is a ___ mixture

• homogeneous
• homozygous
• heterogeneous
• heterozygous

If a chemical formula contains more than one captial letter, this is the formula of a __

• compound
• element

Tags

NGSS.MS-PS1-1