Science

which set of elements represents a period within the periodic table?

• H, He, Ar, Xe, and Rn

• K, V, Fe, Ga, and Kr

• N, P, As, Sb, and Bi

• La, Pd, Sm, Tb, and Yb

In the periodic table above, which elements are predominantly gases with low densities?

• Elements in area A

• Elements in area B

• Elements in area C

• Elements in area D

All of the following properties describe the element calcium EXCEPT

• reactive

• shiny and silvery-white in color

• found in nature

• soft enough to be cut with a knife

Which statement best describes the positions of Elements J and Z in relation to each other?

• Elements J and Z are part of the same group in different periods

• Elements J and Z are part of different groups in the same period

• Elements J and Z are part of groups next to each other in the same period

• Elements J and Z are part of different groups in different periods

Tags

NGSS.MS-PS1-1

Fluorine is classified as part of the halogen group because all the elements

• are conductors of electricity

• have the same atomic mass

• have similar chemical and physical properties

• are malleable and ductile

Which sets of elements have similar chemical and physical properties?

• 1 and 2

• 1 and 3

• 2 and 3

• 2 and 4

Which of the following best describes the location of an element in the same period as the element tin?

• Group 14(4A), Period 4

• Group 16(6A), Period 5

• Group 14(4A), Period 5

• Group 13(3A), Period 6

Which set of elements has properties similar to phosphorus?

• Aluminum, silicon, sulfur, and chlorine

• Carbon, selenium, iodine, and radon

• Oxygen, germanium, indium, and mercury

• Nitrogen, arsenic, antimony, and bismuth

What property does element X have based on its location in the periodic table?

• Highly reactive gas

• Manmade radioactive substance

• Nonreactive nonmetal

• Metallic solid

Tags

NGSS.MS-PS1-1

Which elements would most likely fill these spaces?

• Cu, Ag, and Au

• Ti, V, and Cr

• Mn, Ru, and Os

• Co, Pd, and Au

Tags

NGSS.MS-PS1-1