answersLogoWhite

0

Chemistry

User Avatar

Shanel Weimann

Lvl 10
3y ago
No Reviews
Leave the first rating

Rate this Study Guide:

Cards in this guide (11)
Why do elements within a period of the periodic table have different properties

They have different numbers of valance electrons...

How many different sublevels are in the third energy level

3

What is another name for Group 14

4A

What family is made up of all radioactive elements

The actinides

Which notations is the correct noble gas configuration for Co

[Ar]3d74s2

Which of the following elements shows little reactivity Fluorine Sulfur Potassium or Argon

From the elements given, argon shows the least reactivity.

What elements have the highest and lowest ionization energy

Helium has the highest first ionization energy and francium has the lowest first ionization energy.

What is an element's atomic mass not listed as a whole number on the periodic table

Few elements have isotopes. their atomic mass is not a whole number.

Which of the following is the best definition of matter

Anything that has mass.

An engineer chooses to use a composite material that incorporates concrete and recycled glass for the floors of a new building. This is an example of

Green design

What family is made up of radioactive elements

This family is called, after IUPAC nomenclature -- actinoids.

Related study guides