Which of the following are found in the nucleus?

• protons and electrons

• protons ONLY

• protons and neutrons

• Electrons only

Tags

NGSS.HS-PS1-8

________________ have a positive charge, ___________________ have NO charge, and _____________________ have a negative charge.

• Protons, Electrons, Neutrons

• Neutrons, Electrons, Protons

• Protons, Neutrons, Electrons

• Electrons, Neutrons, Protons

Tags

NGSS.MS-PS1-1

Which of the following are found on the left side of the zig zag line on the periodic table?

• Non-metals

• metalloids

• metals

• compounds

_________________________ are the horizontal rows on the periodic table while _______________________ are the vertical columns.

• periods/ groups(families)

• groups(families)/periods

• metals/non-metals

• non-metals/metals

Which of the following elements is in (period 4 , group 2)

• Carbon

• Potassium

• Calcium

• Sodium

Tags

NGSS.HS-PS1-1

Which of the following has similar properties to potassium (K) because they are in the same group(family)

• Sodium (Na)

• Magnesium (Mg)

• Calcium (Ca)

• Gold (Au)

Tags

NGSS.HS-PS1-1

The element Zinc (Zn) has an atomic number of 30 and an atomic mass of 65 therefor each atom of zinc contains ___________protons, ______________neutrons, and _____________electrons.

• 30,30,35

• 30, 30, 25

• 30, 35, 30

• 35, 30, 30

Tags

NGSS.MS-PS1-1

What element is will have the most similar physical and chemical properties to the element Lithium (Li)?

• Sodium (Na)
• Magnesium (Mg)
• Beryllium (Be)
• Calcium (Ca)

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

What element is will have the most similar physical and chemical properties to the element Bromine (Br)?

• Fluorine (F)
• Carbon (C)
• Krypton (Kr)
• Selenium (Se)

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

The atomic number tells you what?

• number of electrons only

• number of protons only

• number of neutrons only

• both electrons and protons in an atom