Mass Number - Page 6
Questions
- #"Isotopes A"# and #"B"# EACH have six protons. #A# has six neutrons, and #B# has eight neutrons. What are the charges of each isotope?
- Which element has 16 neutrons, 15 protons, and 15 electrons?
- What are the numbers of protons, neutrons, and electrons in an isotope of titanium with a mass number of 50?
- What is the mass number of an ion with 105 electrons, 158 neutrons, and a +1 charge?
- What is the mass number of boron?
- How many neutrons are in an atom of chlorine?
- If an element contains 12 positively charged, massive particles, then what is the element? Why is the atomic mass NOT equal to #12*"amu"#?
- As an atom becomes an ion, what happens to its mass number?
- How many protons and neutrons are in an atom of Mo-94?
- How many electrons, protons, and neutrons in the #""^67Zn# isotope?
- The atomic mass of potassium is 39. If its atomic number is 19, how many neutrons are in each potassium atom?
- What is the element with a mass number of 222?
- How many protons does a sodium atom have?
- The mass number of a chromium atom is 52 and it has 24 protons. How many neutrons does this atom have?
- A nuclide has 20 electrons and a positive charge. There are 18 neutrons. What is the nuclide?
- What element has a mass number of 65?
- How many neutrons in #""^14CH_4#?
- Which corner of the isotope symbol contains the mass number?
- A positive two ion of calcium, #Ca^(2+)# would have how many protons, electrons and neutrons?
- What element has a mass number of 55?