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