Atomic Structure and Periodic Table Quiz 2 Review #JayChem

How many electrons does Si contain? (click to see image)

• 14
• 28
• 2
• 4

Tags

NGSS.MS-PS1-1

Elements which are shiny, conduct electricity and heat are called

• metal
• nonmetal
• metalloid
• nonexistent

Group 18 elements are known as the _____ _____ and have full valence shells.

• royal gases.
• supreme solids.
• noble gases.
• legit liquids.

Which elements have the most similar chemical properties?

• K and Na
• K and Ca
• K and Cl
• K and S

Rows on the period table are called _____ while columns are called _____.

• groups, families
• groups, periods
• periods, groups
• families, groups

The central region of an atom where its neutrons and protons are is called the

• nucleus 
• electron cloud
• core 
• center 

The period for Bromine is ___________.

• 3
• 2
• 4

Which statement is accurate regarding subatomic particles?

• electrons are the heaviest particle, with a positive charge

• protons and electrons are equal in mass with positive charges

• electrons are neutral with the least mass

• protons have a positive charge with a mass of 1 amu and neutrons are neutral with the same mass as a proton

Nitrogen-14 has a(n) ___ of 7 and a(n) ___ of 14

• Atomic number, mass number

• Period , atomic number

• mass number, atomic number

• Group, atomic number

If zinc were to lose a proton it would become

• Copper

• Gallium

• Aluminium