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