8th Grade quiz

What is an atom?

• The positive charge of an element

• Smallest unit of all the elements

• I rather do not answer

• The largest unit of life

Tags

NGSS.MS-PS1-1

The positive charge in an atom is called a _______

The negative charge of an atom is called an ________

Which answer describes better a neutron?

• It has no charge

• Positively charge

• Negatively charge

• All answers are correct

What is located in the nucleus of the atom?

• Electrons only

• Protons and Neutrons

• Protons only

• Nothing

Tags

NGSS.MS-PS1-1

What does the Lewis Structure represents?

• The atomic number

• The whole periodic table

• The number of valence electrons

• The number of protons

In the Lewis Structure you represent the number of valence electrons drawing _______ surrounding the element

Tags

NGSS.HS-PS1-1

How many valence electrons does Carbon have?

• 4

• 14

• 6

• 5

Tags

NGSS.MS-PS1-1

Draw the Lewis Structure for Neon

The periodic table is arranged by

• Atomic number; from lowest to highest

• Atomic number; from highest to lowest

• Importance of the element

• None of them