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

Author Question: Which of the following is the lowest atomic number actinide? A) Ce B) Lr C) Lu D) Sc E) ... (Read 112 times)

@Brianna17

  • Hero Member
  • *****
  • Posts: 550
Which of the following is the lowest atomic number actinide?
 
  A) Ce
  B) Lr
  C) Lu
  D) Sc
  E) Th

Question 2

The two more common oxidation states of chromium are ________ and ________.
 
  Fill in the blank(s) with correct word



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

meganlapinski

  • Sr. Member
  • ****
  • Posts: 333
Answer to Question 1

E

Answer to Question 2

3+; 6+





 

Did you know?

As many as 20% of Americans have been infected by the fungus known as Histoplasmosis. While most people are asymptomatic or only have slight symptoms, infection can progress to a rapid and potentially fatal superinfection.

Did you know?

Today, nearly 8 out of 10 pregnant women living with HIV (about 1.1 million), receive antiretrovirals.

Did you know?

The oldest recorded age was 122. Madame Jeanne Calment was born in France in 1875 and died in 1997. She was a vegetarian and loved olive oil, port wine, and chocolate.

Did you know?

After a vasectomy, it takes about 12 ejaculations to clear out sperm that were already beyond the blocked area.

Did you know?

The use of salicylates dates back 2,500 years to Hippocrates’s recommendation of willow bark (from which a salicylate is derived) as an aid to the pains of childbirth. However, overdosage of salicylates can harm body fluids, electrolytes, the CNS, the GI tract, the ears, the lungs, the blood, the liver, and the kidneys and cause coma or death.

For a complete list of videos, visit our video library