Chemical Formulas Models Practice

How many different elements are present?

• 4
• 2
• 3
• 1

Tags

NGSS.MS-PS1-1

Is this an element or compound?

• element
• compound

Tags

NGSS.MS-PS1-1

What is the total number of Chlorine atoms present?

• 1
• 2
• 3
• 4

Tags

NGSS.MS-PS1-1

How many total atoms are present in one molecule of Phosphorus Trichloride?

• 1
• 2
• 3
• 4

Tags

NGSS.MS-PS1-1

How many different elements are present? ANSWER IS A NUMBER ONLY

Tags

NGSS.MS-PS1-1

Is this an element or a compound?

• element
• compound

Tags

NGSS.MS-PS1-1

Which element is NOT present in this molecule?

• Carbon
• Chlorine
• Oxygen
• Hydrogen

Tags

NGSS.MS-PS1-1

What is the total number of hydrogen atoms present?

• 2
• 1
• 9
• 6

Tags

NGSS.MS-PS1-1

What is the total number of atoms present? ANSWER IS A NUMBER ONLY

Tags

NGSS.MS-PS1-1

How many different elements are present? ANSWER IS A NUMBER ONLY

Tags

NGSS.MS-PS1-1