Atom Calculations

How many protons does this isotope of titanium have?

• 48
• 22
• 26
• 70

Tags

NGSS.MS-PS1-1

In a correctly written symbol what would be located in the "A" position?

• number of neutrons
• atomic number
• number of electrons 
• mass number

Neon has an atomic number of 10 and an atomic mass of 20.180.  How many protons, electrons, and neutrons will it have?

• P=10 E=10 N=11
• P=5  E=5  N=10
• P=10  E=10  N=10
• P=10  E=5  N=5

Tags

NGSS.MS-PS1-1

The atomic number for Oxygen is 8, so

• there are 8 protons in the atom
• the atomic mass is less than 8
• the mass of the atom is 8
• the atom is decaying

Tags

NGSS.MS-PS1-1

An atom has a mass of 54 while is atomic number is 32. How many electrons does it have? (assume its neutral)

• 22

• 32

• 54

• 0

Tags

NGSS.MS-PS1-1

An atom has a mass of 54 while is atomic number is 32.  How many neutrons does it have?

• 22
• 32
• 54
• 86

Tags

NGSS.MS-PS1-1

Atoms are made up of three basic parts, which are -

• Protons, neutrons, electrons
• neutrinos, protons, neutrons
• quarks, protons, electrons
• electrons, neutrons, and quarks

Tags

NGSS.MS-PS1-1

How many protons does the following element have?

• 11

• 23

• 12

Tags

NGSS.MS-PS1-1

How many electrons does the following element have? (assume its neutral)

• 11

• 12

• 23

Tags

NGSS.MS-PS1-1

How many neutrons does the sodium have?

• 11

• 12

• 23

Tags

NGSS.MS-PS1-1