Which of the following elements is a nonmetal in group IVA?

• Carbon (C)

• Silicon (Si)

• Tin (Sn)

• Lead (Pb)

Tags

NGSS.HS-PS1-1

Which pair of elements would most likely have similar properties?

• Calcium (Ca) and cobalt (Co)

• sodium (Na) and chlorine (Cl)

• boron (B) and phosphorus (P)

• oxygen (O) and sulfur (S)

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Which two elements are in the same period?

• boron (B) and lithium (Li)

• beryllium (Be) and calcium (Ca)

• phosphorus (P) and oxygen(O)

• boron (B) and phosphorus (P)

Which one of the following is a likely property of magnesium, Mg?

• brittle

• conducts electricity

• dull

• low melting point

Tags

NGSS.HS-PS1-1

Find the element in Period 4 and Group VIIA. What is

this element’s chemical symbol?

• Mn

• Br

• Rf

• I

Tags

NGSS.HS-PS1-1

Boron (B) is a metalloid because it is a___.

• good conductor of electricity and malleable

• poor conductor of electricity and dull

• good conductor of electricity and shiny

• poor conductor of electricity and shiny.

Horizontal rows on the Periodic Table are called...

• periods.

• groups.

• families.

• blocks.

Vertical columns on the Periodic Table are called...

• periods.

• groups.

• sisters.

• blocks.

The elements that are located along the staircase on the Periodic Table are called...

• metals

• nonmetals

• metalloids

• gases

Most elements on the periodic table are classified as ____________.

• Gases

• Metalloids

• Metals

• Nonmetals