02 General Chemistry

Which of the following subatomic particles has a negative charge? (check all that apply)

• Protons

• Neutrons

• Electrons

Which of the following subatomic particles are located in the nucleus of the atom? (check all that apply)

• Protons

• Neutrons

• Electrons

Atoms of the same element that have a different number of neutrons are called

• ions

• isotope

• isomer

• radioactive

Glucose and galactose have the same molecular formula but a different arrangement of the atoms. These molecules can be referred to each other as

• Ions

• Isotopes

• Isomers

• radioactive

Tags

NGSS.MS-PS1-1

Atoms that gain or lose electrons become

• ions

• isotopes

• isopmers

• radioactive

What type of bond is formed between an atom that completely transfers its valence electrons to another atom?

• Hydrogen bond

• James bond

• Covalent bond

• Ionic bond

What type of bond is formed between atoms that share their valence electrons?

• Hydrogen bond

• James bond

• Covalent bond

• Ionic bond

A polar molecule... (check all that apply)

• Lives at the North Pole

• Is hydrophobic

• Is hydrophilic

• has an asymmetrical charge distribution across the molecule

• has a symmetrical charge distribution across the molecule

Tags

NGSS.HS-PS1-3

What are examples of hydrophobic substances? (Check all that apply)

• Sugars

• Ions

• Lipids

• oils

What are examples of hydrophilic substances? (check all that apply)

• Sugars

• Ions

• Lipids

• oils