A) comound B) solid C) electron D) atom
A) compound B) atomic number C) covalent D) atomic mass
A) 2 or more elements chemically bonded B) a heterogeneous mixture C) a homogenous mixture D) a pure substance on the periodic table
A) neutron B) proton C) electron D) quark
A) element B) mixture C) compound D) atom
A) heterogeneous mixture B) compound C) element D) homogeneous mixture
A) heterogeneous mixture B) homogeneous mixture C) element D) compound
A) grain B) compound C) ion D) molecule
A) molecule B) compound C) element D) mixture
A) proton B) electron C) neutron D) nucleus
A) proton B) neutron C) electron D) nucleus
A) nucleus B) electron C) proton D) neutron
A) solubility B) concentration C) solute D) solvent
A) compound B) solute C) heterogenous D) solution
A) solute B) concentration C) solubility D) solvent
A) viscosity B) density C) plasticity D) buoyancy
A) neutral B) positive C) negative
A) Gold B) Hydrogen C) Aluminum D) Carbon
A) cells B) atoms C) metal D) carbon
A) proton B) electron C) element D) neutron
A) Each element contains only one kind of atom. B) There are only five known elements. C) Elements are made from mixtures of molecules. D) All elements are metallic.
A) matter with no mass B) a compound C) an element D) an alloy
A) True B) False
A) False B) True
A) False B) True
A) negative B) neutral C) positive
A) neutral B) positive C) negative
A) a proton B) a compound C) an element D) a mixture
A) an element B) a proton C) a compound D) a mixture
A) a compound B) a proton C) an element D) an atom |