Atoms

How many protons are in Boron (B) ?

• 3
• 5
• 10
• 11

Tags

NGSS.MS-PS1-1

How many electrons are in Manganese (Mn) ?

• 12
• 25
• 55
• 30

Tags

NGSS.MS-PS1-1

How many neutrons are in Phosphorus (P)-31?

• 15
• 31
• 16
• 14

How many protons are in Zirconium (Zr) ?

• 40
• 91
• 30
• 65

How many electrons are in Bromine (Br) ?

• 35
• 80
• 5
• 11

Tags

NGSS.MS-PS1-1

Which element has 31 protons ?

• Gallium 
• Germanium
• Gadolinium
• Polonium

Tags

NGSS.MS-PS1-1

Which element has 56 electrons ?

• Barium
• Boron
• Beryllium
• Bromine

Tags

NGSS.MS-PS1-1

Which element has 12 neutrons ?

• Magnesium-25
• Sodium-23
• Silicon-28
• Sulfur-32

Which element has 4 neutrons ?

• Beryllium-9
• Lithium-7
• Lawrencium-262
• Lanthanum-138

Which element has 30 neutrons and 26 electrons?

• Iron-56
• Nickel-56
• Zinc-56
• Silver-56