Atomic Structure and Properties of Water

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.HS-PS1-8

Which subatomic particles contribute the most to the mass of an atom?

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

An atom has 10 protons, 15 neutrons and 10 electrons what is its mass number.

• 20
• 10
• 5
• 25

The particles of the atom you can find by knowing the atomic number.

• neutrons
• protons and electrons
• protons and neutrons
• atomic mass

Tags

NGSS.MS-PS1-1

Elements in the periodic table are arranged in order by their ...

• atomic number
• atomic mass (mass number)
• metal, nonmetal, or metalloid properties

This particle determines what element you have - the elements identity.

• electron
• proton
• neutron
• valence shell

Which of the following is TRUE about an isotope?

• same number of protons and neutrons

• same number of protons but different number of neutrons

• same atomic mass but different atomic number

• neutron and electron numbers are the same

A bond formed when two atoms SHARE electrons

• ionic bond
• covalent bond
• metallic bond
• polyatomic bond

Electrons involved in bonding between atoms

• valence electrons
• nuclear electrons
• closest to the nucleus
• positively charged electrons

When an atom loses an electron, it becomes a _____. 

• positive ion
• negative ion
• neutral ion
• neutral atom