bio 109- CHAPTER 2- redox reactions and forces of attraction quiz

which of the following have been found in an atomic nucleus

a- protons

b- neutrons

c- electrons

d- gravitons

a- protons

b- neutrons

which of the following are correct?

a- cations have a net positive charge

b- cations have a net negative charge

c- cations have more protons than electrons

d- cations have more electrons than protons

a- cations have a net positive charge

c-cations have more protons than electrons

which of the following are compounds

a- O2

b- CO2

c- NH3

d- HCO3

b- CO2

c- NH3

d- HCO3

carbon will form polar covalent bonds with

a- hydrogen

b- phosphorus

c- oxygen

d- nitrogen

c- oxygen

d- nitrogen

a water molecule contains

a- ionic bonds

b- nonpolar covalent bonds

c- polar covalent bonds

d- hydrogen bonds

c- polar covalent bonds

d- hydrogen bonds