Chemistry Quiz

According to the Bohr model, how many electrons can the first orbital hold?

• 2

• 4

• 6

• 8

What is the name of the model of the atom that scientists use today?

• Billiard Model

• The Nuclear Model

• Plum Pudding Model

• Quantum Mechanical Model

How many orbitals are present in the third principal energy level?

• 2

• 3

• 6

• 9

Why do atoms tend to lose or gain electrons during chemical bonding?

• to attain beauty

• to attain stability

• to become reactive

• to attain malleability

What do we mean by stable configuration?

• having 5 electrons in the outermost shell

• having 6 electrons in the outermost shell

• having 7 electrons in the outermost shell

• having 8 electrons in the outermost shell

What type of element should bond together to form an ionic compound?

• Metal and Nonmetal

• Metal and Metalloids

• Nonmetal and metalloid

• Nonmetal and another Nonmetal

When a metal and nonmetal atom bond together to form an ionic compound they become ions, what type of ion is formed by the metal atom?

• Negative Ions

• Neutral Ions

• Positive Ions

• Reactive Ions

When a metal and nonmetal atom bond together to form an ionic compound they become ions, what type of ion is formed by the nonmetal atom?

• Negative Ions

• Neutral Ions

• Positive Ions

• Reactive Ions

What does it mean if K atom becomes K+ ions?

• it has lost 1 electron

• it has lost 2 electrons

• it has gain 1 electron

• it has gain 2 electrons

Which atom is most likely to form a 3+ ion?

• Al

• Kr

• Li

• Si