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 108 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?

People who have myopia, or nearsightedness, are not able to see objects at a distance but only up close. It occurs when the cornea is either curved too steeply, the eye is too long, or both. This condition is progressive and worsens with time. More than 100 million people in the United States are nearsighted, but only 20% of those are born with the condition. Diet, eye exercise, drug therapy, and corrective lenses can all help manage nearsightedness.

Did you know?

The most destructive flu epidemic of all times in recorded history occurred in 1918, with approximately 20 million deaths worldwide.

Did you know?

Oxytocin is recommended only for pregnancies that have a medical reason for inducing labor (such as eclampsia) and is not recommended for elective procedures or for making the birthing process more convenient.

Did you know?

Chronic necrotizing aspergillosis has a slowly progressive process that, unlike invasive aspergillosis, does not spread to other organ systems or the blood vessels. It most often affects middle-aged and elderly individuals, spreading to surrounding tissue in the lungs. The disease often does not respond to conventionally successful treatments, and requires individualized therapies in order to keep it from becoming life-threatening.

Did you know?

The newest statin drug, rosuvastatin, has been called a superstatin because it appears to reduce LDL cholesterol to a greater degree than the other approved statin drugs.

For a complete list of videos, visit our video library