Atoms and balancing equations

What part of an atom has a positive charge

• neutron

• electron

• proton

• nucleus

CaCl₂ is formed by a covalent or ionic bond

• covalent

• ionic

Looking at oxygen on the periodic table, would it gain or lose electrons

• gain

• lose

What part of the atom has a negative charge

• electron

• proton

• neutron

• nucleus

which statement is true about the periodic table

• it organizes the elements and compounds based on properties

• it identifies the parts of the atom

• it lists the physical properties of the elements

• it organizes elements according to their properties

Which element is represented by the picture?

• sulfur

• Aluminum

• Magnesium

• Oxygen

Tags

NGSS.MS-PS1-1

What is the building blocks to all matter

• molecules

• compounds

• atoms

• matter

Tags

NGSS.MS-PS1-1

When measuring a small object in the lab, what would best be used to determine the mass?

• ounces

• kilograms

• grams

• milliliters

What is the combination of two or more different elements

• compound

• molecule

• atom

• formula

Tags

NGSS.MS-PS1-1

What is made of only one type of atom

• nucleus

• compounds

• neutrons

• elements