Ions, Isotopes and Nuclear Chemistry

Gaining or losing protons in an atom changes its...

• isotope type.

• charge.

• identity. It becomes a different element.

Gaining or losing electrons in an atom changes its...

• element type.
• charge.
• isotope type.
• atom type.

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

Gaining or losing neutrons in an atom changes its...

• isotope type.

• charge.

• identity. It becomes a different element.

Which of the following information about an element can be found or calculated from information on the periodic table? (Select all that apply)

• number of protons

• number of electrons

• number of neutrons

• number of valence electrons

In the notation ²⁸⁹₁₁₅ Mc, the number 289 is the

• mass number

• atomic number

• number of neutrons

• number of electrons

Select all that apply. In the notation ²⁸⁹₁₁₅ Mc, the number 115 is the

• mass number

• atomic number

• number of neutrons

• number of electrons

• number of protons

How many protons does this isotope of titanium have?

• 48
• 22
• 26
• 70

Tags

NGSS.HS-PS1-8

How many neutrons does this isotope of titanium have?

• 48

• 22

• 26

• 70

The name of this isotope of titanium is

• titanium-48

• titanium-22

• titanium-26

Iodine-129 has _ protons