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 272 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?

Interferon was scarce and expensive until 1980, when the interferon gene was inserted into bacteria using recombinant DNA technology, allowing for mass cultivation and purification from bacterial cultures.

Did you know?

In ancient Rome, many of the richer people in the population had lead-induced gout. The reason for this is unclear. Lead poisoning has also been linked to madness.

Did you know?

Amoebae are the simplest type of protozoans, and are characterized by a feeding and dividing trophozoite stage that moves by temporary extensions called pseudopodia or false feet.

Did you know?

Medication errors are three times higher among children and infants than with adults.

Did you know?

About 3% of all pregnant women will give birth to twins, which is an increase in rate of nearly 60% since the early 1980s.

For a complete list of videos, visit our video library