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