darliner6796 darliner6796

03-11-2017
Chemistry

contestada

Name a transition element in the fifth period (row) of the periodic table with seven valence electrons.

Respuesta :

mylifeizamess62 mylifeizamess62

03-11-2017

The element named TECHNATIUM

Symbol is Tc

98.9063 g/mol

Discovery year 1937

Founders are
Emilio Geno Segre
Carlo Pierrier

Answer Link

Otras preguntas

Give an equation for a horizontal line and a vertical line. what are the slopes of each line

A positive effect of urbanization was the building of which public transportation systems?

Someone help me please

For three consecutive years, Sam invested some money at the start of the year. The first year, he invested x dollars. The second year, he invested $2,000 less t

Under the system of feudalism, one was either a wealthy land owner or a

For the titration of 25.00 mL of 0.150 M HCl with 0.250 M NaOH, calculate: (a) the pH when neutralization is 50% complete; (b) the pH when 1.00 mL of NaOH is

Scuba divers often visit a coral reef off the coast of South Central America. There has been a great increase in tourism and diving in this area. Which best des

In this excerpt from Jack London’s short story “To Build a Fire,” which sentences best show that the protagonist could be seen as prideful in his abilities rath

All energy waves other than the visible light spectrum cannot be seen. true or false

Find the volume of each figure to the nearest tenth. Show your work. please