This topic contains a solution. Click here to go to the answer

Author Question: Which element is an alkaline earth metal? A) Ba B) F C) Rb D) ... (Read 239 times)

panfilo

  • Hero Member
  • *****
  • Posts: 572
Which element is an alkaline earth metal?
 
  A) Ba
  B) F
  C) Rb
  D) Ar

Question 2

Which of the following particles is the heaviest?
 
  A) deuterium
  B) neutron
  C) alpha particle
  D) beta particle



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

lou

  • Sr. Member
  • ****
  • Posts: 286
Answer to Question 1

A

Answer to Question 2

C



panfilo

  • Hero Member
  • *****
  • Posts: 572

lou

  • Sr. Member
  • ****
  • Posts: 286
Always glad to help...



 

Did you know?

Fewer than 10% of babies are born on their exact due dates, 50% are born within 1 week of the due date, and 90% are born within 2 weeks of the date.

Did you know?

People about to have surgery must tell their health care providers about all supplements they take.

Did you know?

The heart is located in the center of the chest, with part of it tipped slightly so that it taps against the left side of the chest.

Did you know?

The immune system needs 9.5 hours of sleep in total darkness to recharge completely.

Did you know?

The modern decimal position system was the invention of the Hindus (around 800 AD), involving the placing of numerals to indicate their value (units, tens, hundreds, and so on).

For a complete list of videos, visit our video library