Chapter 2- 1408

Chapter 2- 1408

Multiple Choice

An atom of the element with atomic number 6 always has _____.

• six protons in its nucleus

• an atomic mass of six

• more than six neutrons

• six electron clouds

Multiple Choice

In an atom, the number of protons is equal to the number of ____________.

• energy levels

• neutrons

• neurons

• electrons

Multiple Choice

How many electrons does sulfur have

• 16

• 32

• 48

• 12

Multiple Choice

How many protons does sulfur have?

• 32

• 16

• 48

• 12

Multiple Choice

The number 16 for the atomic element sulfur is the

• ionic number

• isotope

• atomic mass

• atomic number

Multiple Choice

These will determine what element an atom is.

• number of neutrons

• number of electrons

• number of atoms

• number of protons

Multiple Choice

Subatomic particles with a positive charge

• neutrons

• atomic mass

• protons

• isotopes

Multiple Choice

Subatomic particles with a negative charge

• Electrons

• Neutrons

• Protons

• Quarks

Multiple Choice

Subatomic particle with a charge of 0

• neutron

• proton

• electron

• quark

Multiple Choice

The correct name for NaCl is...

• Sodium Chlorine

• Sodium Chloride

• Nickel Chloride

• Sodium Choroxide

Multiple Choice

Name the type of bonding in which the electrons are shared.

• Ionic bonding

• Covalent bonding

• Metallic bonding

Multiple Choice

How are ionic bonds formed?

• Transfer of electrons

• Sharing of electrons

Multiple Choice

Is this ionic bond drawn correctly?

• Yes

• No

Multiple Choice

What is a valence electron?

• The sum of neutrons and protons.

• The # of electrons in the last shell.

• A type of bond.

• A popular compound.

Multiple Choice

What is the only substance with a neutral pH of 7?

• Milk

• Orange Juice

• Water

• Blood

Multiple Choice

A(n) _______ is a substance with a pH greater than 7.

• Base

• Acid

• Buffer

• Water

Multiple Choice

A(n) ______ is a substance with a pH less than 7

• Acid

• Alkaline

• Base

• Buffer

Multiple Choice

Attractions between the negative Oxygen atom of one water molecule and the positive Hydrogen atom of another water molecule are called

• Covalent bonds

• Ionic bonds

• Polar bonds

• Hydrogen bonds

Multiple Choice

What two elements make up water?

• Helium and oxygen

• Hydrogen and oxygen

• helium and carbon

• oxygen and carbon