Periodic Table

Which element has an atomic number of 14?

• Nitrogen

• Beryllium

• Silicon

• Carbon

Tags

NGSS.MS-PS1-1

What is the chemical symbol for sodium?

• Na

• S

• So

• Sod

Which family is the most reactive?

• noble gases

• halogens

• alkaline earth metals

• alkali metals

What is the heaviest alkali metal?

• oganesson

• francium

• radium

• lithium

How many valence electrons do the noble gases have?

• 2

• 4

• 6

• 8

Tags

NGSS.MS-PS1-1

True or False? Flourine and Oxygen are in the same family.

• true

• false

True or False? Flourine and Oxygen are in the same period.

• true

• false

Which of these is a non-metal?

• aluminum

• fluorine

• sodium

• calcium

Which of these is a metal?

• zinc

• neon

• carbon

• sulfur

Malleable means

• stretch into a wire

• break into pieces

• hammer into a sheet