Atoms Protons Electrons Elements

Atoms are made up of which of the following?

• protons

• neutrons

• electrons

• all the above

Tags

NGSS.MS-PS1-1

An element is determined by the number of _______ in its nucleus (also known as the atomic number).

• neutrons

• electrons

• protons

• glutons

The number of protons determines the ______ of an atom.

• state

• element

• time

• weight

Tags

NGSS.MS-PS1-1

All matter is made up of tiny particles called?

• atoms

• elements

• protons

• neutrons

Tags

NGSS.MS-PS1-1

Which element has the atomic number 1?

• Helium

• Hydrogen

• Oxygen

• Carbon

How many protons are in an atom of oxygen?

• 6

• 7

• 8

• 9

Tags

DOK Level 1: Recall

Calculate the number of protons in a neutral atom of sulfur.

• 14

• 16

• 18

• 20

Tags

DOK Level 2: Skill/Concept

What is the atomic number of an element?

• The number of protons in the nucleus

• The number of electrons around the nucleus

• The total number of protons and neutrons in the nucleus

• The total number of protons and electrons in an atom

What determines the chemical behavior of an atom?

• The number of protons

• The number of neutrons

• The number of electrons

• The position in the periodic table

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Determine the number of electrons in a neutral atom of chlorine.

• 16

• 17

• 18

• 19

Tags

DOK Level 2: Skill/Concept