Basic Chemistry Review

What property of water makes it the 'universal solvent'?

• it is a polar molecule
• it is an ionic compound
• it contains hydrogen bonds
• it steals electrons from other atoms

Tags

NGSS.HS-PS1-2

Which subatomic particle is neutral?

• Neutron
• Positron
• Proton
• Electron

Which subatomic particle is positive?

• Electron
• Proton
• Neutron
• Quark

Which subatomic particle is negative?

• Proton
• Neutron
• Electron
• Negatron

What two subatomic particles are found in the nucleus?

• Protons and Electrons
• Neutrons and Electrons
• Protons and Neutrons
• Electrons only

Where are electrons located?

• In the electron clouds
• In the nucleus
• In the protons
• Paired with the neutrons

When atoms combine, they may gain, lose, or share:

• protons
• electrons
• neutrons
• nuclei

Tags

NGSS.HS-PS1-2

NGSS.HS-PS1-1

The pH scale is a range from:

• 1-7
• 0-14
• 1-5
• 1-20

A(n) ______ is a substance with a pH less than 7

• Acid
• Alkaline
• Base
• Buffer

What is the only substance with a neutral pH of 7?

• Milk
• Orange Juice
• Water
• Blood