Periodic Table of Elements

how many periods are in the Periodic table?

• 10

• 11

• 7

• 8

How many groups are in the Periodic table?

• 8

• 7

• 10

• 11

What are the elements with similar chemical properties to chlorine?

• sulfur

• oxygen

• bromine

• neon

which elements are found in the gaseous state in the form of monoatomic structure at room temperature?

• oxygen

• chlorine

• hydrogen

• helium

What is the group numbers of sodium?

• 1 a

• 1 b

• 3

• 3 a

What is the period numbers of carbon?

• 4

• 2

• 4a

• 2a

How are horizontal rows called?

• rows

• periods

• groups

How are vertical columns called?

• groups

• rows

• periods

How are “VII A” group called?

• alkali metals

• metals

• halogen

• noble gas

How are “ I A” groups called?

• Alkali metals

• Non-metals

• Halogen

• metalloid