QQ "Elements (doodle notes)"

An element is composed of atoms that have the same number of protons.

In other words, a group of atoms that are the same is called an element.

• true

• false

An element is composed of atoms that have different numbers of protons.

In other words, a group of atoms that are different is called an element.

• true

• false

Every element has a unique atomic number.

For example, because carbon has 6 protons the element will always have an atomic number of 6.

• true

• false

Every element does NOT have a unique atomic number.

For example, Carbon can have an atomic number of 6 but it can also have an atomic number of 8, 9, or 23.

• true

• false

NORMAL atoms are electrically NEUTRAL because they have the SAME number of protons (positive) and electrons (negative).

• true

• false

Tags

NGSS.MS-PS1-1

NORMAL atoms are electrically NEUTRAL because they have the a DIFFERENT number of protons (positive) than electrons (negative).

• true

• false

Every element's name is abbreviated using one or two letters.

The first letter is always capitalized and if there is a second letter it is lowercase.

(Extra Info: These letters are called the atomic symbol or chemical symbol.)

• True

• False

Some atomic symbols (also known as chemical symbols) are based on other languages. For example, the atomic symbol for iron is NOT "I" or "Ir" but instead "Fe" from the Latin word "ferrium".

• True

• False

Every element has a unique name.

• True

• False

Every element has a unique name.

• True

• False