cheyennearviso cheyennearviso
  • 02-03-2021
  • Chemistry
contestada

Whats the atomic number for protactinium-231

Respuesta :

aishaalme7
aishaalme7 aishaalme7
  • 02-03-2021

Answer:

91

Fact box

Group Actinides 1572°C, 2862°F, 1845 K

Block f 15.4

Atomic number 91 231.036

State at 20°C Solid 231Pa

Electron configuration [Rn] 5f26d17s2 7440-13-3

Explanation:

Answer Link

Otras preguntas

A company sells cookies in 250-gram packs. When a particular batch of 1,000 packs was weighed, the mean weight per pack was 255 grams and the standard deviation
Point t bisects uv. find uv if ut = 4 1/2 yards
If 6000 lb/day = t\wk what is the anwser
Which city in the United States was the first to celebrate Labor Day? Atlanta, Ga. Chicago, Il. San Fransisco, Ca. New York City, NY
7. Which of the following is not a natural cause of climatic change? A. Volcanic activity B. Human activity C. Solar activity D. Earth's tilt
What is a centicube
How were the native peoples of the Americas living prior to European contact? A. They were organized into two large empires of the Incas and the Aztecs. B.
If the product of a number and -7 is reduced by 3, the resulting number is 33 less than twice the opposite of that number. what is the number?
how many grams are in 9.5 kilograms
What should prewriting help a writer do