Preskoči na glavni sadržaj

Sign up for FREE

Lessons 5 & 6 Exit Ticket

Posljednje ažuriranje 6 months ago

7

1

1

1

Obavezno

1

Obavezno

1

Obavezno

1

1

Pitanje 1

1.

Magnesium has how many electrons on its center shell?

Pitanje 2

2.

What is the maximum number of electrons in the second shell?

4

2

8

6

Pitanje 3

3.

Assuming the element is electrically neutral, what is it?

Pitanje 4

4.

How many neutrons does Fluorine-19 have?

19

9

10

Pitanje 5

5.

What is the mass number of Boron-11?

5

11

6

Pitanje 6

6.

Select the isotopes

Carbon-12

Nitrogen with 7 neutrons

Carbon-13

Nitrogen-14

Pitanje 7

7.

What is the most common isotope of chlorine?

Chlorine-36

Chlorine-35

Chlorine-17