Each column in the periodic table is called a

• period

• group

• cluster

• unit

The period for Bromine is ___________.

• 3

• 2

• 4

Beryllium is in group number______.

• Group 2
• Group 3
• Group 4
• Group 7

The periodic table has __ periods.

• 18

• 8

• 2

• 7

An element's identity is determined by the number of

• electrons.

• protons.

• neutrons.

• valence.

Tags

NGSS.MS-PS1-1

What period and group is Silver (Ag)?

• Period 2, Group 1

• Period 3, Group 16

• Period 5, Group 11

• Period 2, 14

A ___________ is an arrangement of elements in columns

• columns

• rows

• periodic table

• electron shell

What does the 1.00794 stand for?

• Hydrogen

• atomic number

• atomic mass

• atomic explosion

Tags

NGSS.HS-PS1-1

The atomic number tells you what?

• number of electrons

• number of protons

• number of neutrons

• both electrons and protons in an atom.

Tags

NGSS.MS-PS1-1

What is the atomic mass of Neon?

• 10

• 20.18

• 10.18

• 20

Tags

NGSS.MS-PS1-1