Atomic Structure and Bonding Review

What subatomic particle has a positive charge?

• Proton

• Neutron

• Electron

• Nucleus

Which of the following subatomic particles are not found in the nucleus?

• Proton

• Neutron

• Electron

• Cation

What is the atomic number of an element equal to?

• the number of protons

• the number of neutrons

• the number of protons and neutrons

• the number of neutrons and electrons

What is the mass number of an atom equal to?

• the number of protons

• the number of neutrons

• the number of protons and neutrons

• the number of protons and electrons

An oxygen ion has 8 protons and 10 electrons. What is the charge on an oxygen ion?

• 2+

• Neutral

• 2-

• 1+

Tags

NGSS.MS-PS2-3

Carbon-14 and carbon-12 contain:

• Same number of protons and neutrons

• Same number of protons and different number of neutrons

• Same number of protons and different number of electrons

• Different number of electrons and protons

Tags

NGSS.MS-PS1-1

Which of the following is a property of metals?

• Brittle

• Dull

• Malleable

• Poor conductors of electricity

Which element will have a greater atomic radius?

• Sodium (Na)

• Rubidium (Rb)

• Chlorine (Cl)

• Helium (He)

Tags

NGSS.HS-PS1-1

Which element is located at Group 14, Period 3?

• Scandium (Sc)

• Silicon (Si)

• Carbon (C)

• Arsenic (AS)

Which of the following non-metals is the most reactive?

• Fluorine (F)

• Chlorine (Cl)

• Iodine (I)

• Carbon (C)