2026-2027 Chemistry Pre-assessment Quiz

What is the atomic number of Carbon?

• 8

• 6

• 12

• 4

Which of the following is the correct symbol for the element Sodium on the periodic table?

• So

• Sd

• Sa

• Na

Which subatomic particle has a negative charge?

• Proton

• Neutron

• Electron

• Nucleus

Which problem is balanced?
(Check ALL answers)

• PbO₂ + 2H₂
• SO₂ + H₂0 --> H₂SO₄
• 2Na + 2H₂O --> 2NaOH + H₂

Tags

NGSS.MS-PS1-5

How many HCl molecules do you need to balance this equation? 
Mg +  __HCl --->  MgCl₂ + H₂

• 1
• 2
• 3
• 4

Tags

NGSS.MS-PS1-5

Select the element Alkali Earth Metal found in Period 4

• Calcium

• Potassium

• Titantium

• Krypton

Where on the periodic table can nonmetals be found?

• Top

• Bottom

• Left

• Right

What element is found in Group 5 period 4?

• Zirconium

• Magnesium

• Strontium

• Vanadium

What subatomic particles would you find in the nucleus of an atom?

• Protons only
• Protons and Neutrons
• Neutrons and Electrons
• Protons and Electrons 

Tags

NGSS.MS-PS1-1

What is the number of protons that the element in this image contain?

• 14
• 7
• 15
• 18

Tags

NGSS.MS-PS1-1