PERIODIC TABLE D2T7

Given that the electronic configuration of J³⁺ ion is 1s^2.

Write the formula of oxide J when J reacts with oxygen.

• J₃O₂

• J₂O₃

• JO

• J(O₂)₃

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

What is the family name of this group of elements?

• noble gases

• alkali metals

• alkali earth metals

• halogen

Tags

NGSS.HS-PS1-1

Which block of elements on the periodic table (s, p, d, or f) contains the smallest number of elements?

• s

• f

• p

• d

Based on the table that shows the group number of elements in Period 3, determine the element which has the highest boiling point.

• P

• S

• R

• T

Tags

NGSS.HS-PS1-1

The proton number for element F is 12. Which one is the electronic configuration of element F?

• 1s² 2s² 2p⁶ 3s²

• 1s² 2s² 2p⁶ 3s² 3p⁶ 4s²

• 1s² 2s² 2p⁶ 3s² 3p⁶ 4s²

• 1s² 2s² 2p⁶ 3s² 3p⁵

Tags

NGSS.HS-PS1-1