Atoms and elements

What is the chemical symbol for the element hydrogen

• H

• He

• h

• he

What is the chemical symbol for the element silicon

• S

• Si

• si

• Sl

What is the chemical symbol for the element carbon

• Ca

• CO2

• C

• Cd

What is the chemical symbol for the element nitrogen

• Ni

• N

• No

• Nb

A vertical column is called...

• group

• tower

• period

• crew

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

The chart that arranges elements by atomic number is:

• Atomic Number
• Metal
• Periodic Table
• Chart

The smallest part of any substance is?

• Element

• Compound

• Atom

• Molecule

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. 

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. 

The symbol for zinc is

• Z

• Zi

• ZN

• Zn