Atom test review

Which element below has 11 protons?

• Boron (B)
• Nitrogen (N)
• Silicon (Si)
• Sodium (Na)

The number of protons and electrons are the same as

• Neutrons
• Atomic number
• atomic mass
• Electron shells

Tags

NGSS.HS-PS1-7

The section labeled D is known as the?

• Electron cloud
• Neutron
• Nucleus
• Electron

Tags

NGSS.HS-PS1-8

Letter A Is positively charged particle called?

• Neutron
• Proton
• Electron
• Atom

Tags

NGSS.MS-PS1-1

How many electron shells does this atom have?

• 1
• 2
• 3
• 4

What is the subatomic particle that has a negative charge?

• Protons

• Neutrons

• Electrons

_________ has a positive charge.

• Protons

• Neutrons

• Electrons

What subatomic particle has a 0 charge?

• Protons

• Neutrons

• Electrons

Which one of these is Dalton's Model? He assumed atoms were indivisible and indestructible building blocks of nature.

• 
• 
• 
• 

Tags

NGSS.HS-PS1-7

Which atomic model includes electrons orbiting the nucleus at specific levels?

• Bohr model

• Plum pudding model

• Saturnian model

• Quantum-mechanical model