Isotopes and Mass Number

Front

The number '14' in the name Carbon-14 represents the ______.

Back

mass number

Front

How many neutrons does  Fluorine-19 contain?

Back

10

Front

How many protons does Fluorine-19 contain?

Back

9

Front

How many electrons does Fluorine-19 contain?

Back

9

Front

What is the atomic number of Fluorine-19?

Back

9

Front

What is the mass number of Fluorine-19?

Back

19

Front

Which symbols represent isotopes of the same element?   I. ⁷⁷₃₅X  II. ⁷⁷₃₃X  III. ⁸¹₃₇X  IV. ⁸¹₃₅ X

Back

I and IV

Front

How many neutrons does the isotope  ⁸⁹ ₃₆Kr have?

Back

53

Front

How many protons does this isotope of titanium have? Options: 48, 22, 26, 70

Back

22

Front

What is the name of the pictured isotope? Options: Chlorine-Schmorine, Chlorine-17, Chlorine-35, Chlorine-18

Back

Chlorine-35