Elements 7th Grade

Which number is the atomic mass?

• 79
• 196.97

Tags

NGSS.MS-PS1-1

What does the atomic mass tell you?

• Basically,the number of electrons and protons
• The number of neutrons
• Basically, the number of protons and neutrons
• The number of protons.

Which item on this element square represents the atomic number?

• 13
• Al
• Aluminum
• 26.981538

Tags

NGSS.MS-PS1-1

An atom of the element with atomic number 6 always has _____.

• six protons in its nucleus
• an atomic mass of six
• more than six neutrons
• six electron clouds

Tags

NGSS.MS-PS1-1

How many neutrons are in a Gold atom?

• 79
• 196
• 118
• 275

Tags

NGSS.MS-PS1-1

Elements are represented by chemical symbol.  Symbols are written with

• all lower case letters
• all capital letters
• always only one  letter
• At least and ONLY one capital letter

How many protons are in Beryllium?

• 4
• 9
• 5
• 2

Tags

NGSS.MS-PS1-1

The symbol for each element consists of the first letter (or two) of the element's name.

• True
• False

How many electrons does carbon have?

• 12.011
• 6.011
• 12
• 6

Tags

NGSS.MS-PS1-1

How many neutrons does nickel have?

• 28
• 58.71
• 30
• 31

Tags

NGSS.MS-PS1-1