Periodic Tables

Which of the following element in period 3 would be classified as a metal?

• Boron (B)

• Sodium (Na)

• Argon (Ar)

• Silicon (Si)

Beryllium has how many protons?

• 4

• 9.0122

• 2

• 13.0122

Tags

NGSS.MS-PS1-1

What does an atom's period tell us?

• Number of protons

• Number of electrons

• Number of valence electrons

• Number of shells

What does an atom's group tell us?

• Number of protons

• Number of electrons

• Number of valence electrons

• Number of shells

What is the element symbol for boron? 

• B

• Bo

• Bn

• W

What element is this?

• Helium

• Hydrogen

• Argon

• Silver

Tags

NGSS.MS-PS1-1

The model of the periodic table shows the locations of four elements. A student is asked to identify an element that is a pale-yellow brittle solid and does not conduct electricity. At which location in the periodic table above would the element most likely be found?

• 1

• 2

• 3

• 4

The periodic table is organized into groups and periods of elements. The characteristics of a certain group of elements are listed below.

Which of these elements is in this group?

• Lithium

• Strontium

• Aluminum

• Silicon

Which two elements on the periodic table are in the same period?

• Sn and Rb

• F and Cl

• K and Ba

• Se and Te

A student is studying the ways different elements are similar to one another. Diagrams of atoms from four different elements are shown. Which two atoms are of elements in the same group in the periodic table?

• Atom 1 and Atom 2

• Atom 1 and Atom 4

• Atom 2 and Atom 3

• Atom 3 and Atom 4

Tags

NGSS.MS-PS1-1