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