elements, and atomic structure quiz review

A table where elements are organized by increasing atomic mass is called the periodic table of elements.

• True
• False

Which statement describes a property of a proton?

• is found outside the nucleus
• has a positive charge
• has less mass than an electron
• is repelled by electrons

How many elements are there on the periodic table

• 120
• 100
• 92
• 118

an ______________ is a pure substance that cannot be broken down into anything else

• atom
• element
• molecule
• compound

The basic building block of matter is a/an

• element
• compound
• atom
• electron

Which particle is being represented by the green, neutrally charged ball in this model of an atom?

• electron
• neutron
• proton
• nucleus

Tags

NGSS.MS-PS1-1

Which particle is being represented by the small black negatively charged ball that is rotating around the outside of the model of an atom?

• electron
• neutron
• proton
• nucleus

Tags

NGSS.MS-PS1-1

How many electrons you see in the model below?

• 7
• 3
• 8
• 4

Tags

NGSS.MS-PS1-1

What is the chemical symbol for Lithium?

What is the symbol of Sodium.Use the you color coded periodic table or the periodic table image below