IS Midterm Review 2023

You can find out the # of protons in an atom by looking at the

• element symbol

• atomic number

• atomic mass

• column the element is in

How many protons are in an atom of Silver (Ag)?

• 47

• 108

• 61

• 11

What charge does a neutron have?

• positive

• negative

• neutral

What kind of charge does an electron have?

• Positive

• Negative

• Neutral

Tags

NGSS.MS-PS2-3

What parts of the atom are in the nucleus?

• protons

• neutrons

• electrons

• protons and neutrons

What does the atomic mass tell us about an atom?

• # of protons + # electrons

• # protons + # of neutrons

• # of neutrons + # protons

What is the name of this element?

• Lithium
• Boron
• Carbon
• Neon

Tags

NGSS.MS-PS1-1

The number of protons and electrons in a neutral atom is

• never equal

• sometimes equal

• always equal

The number of protons and neutrons in an atom is

• sometimes equal

• never equal

• always equal

An isotope of an element has the same number of _________, but a different number of _________.

• Protons, electrons
• Protons, neutrons
• Electrons, neutrons