A) It is composed of protons and electrons B) It is composed of protons only C) It is composed of protons and neutrons D) It is composed of electrons and neutrons
A) 0 B) + C) -
A) have an equal number of charged and noncharged particles. B) have an equal number of neutrons and protons. C) have neutrons in their nuclei. D) have an equal number of electrons and protons.
A) breaking a pencil B) burning wood C) digesting food D) cooking eggs
A) Atomic Mass B) Atomic Number C) Discovery Date D) Alphabetical Order
A) Protons B) Protons and Neutrons C) Valence Electrons D) Neutrons
A) color B) pH C) shape D) density
A) a total of eight protons and neutrons. B) eight protons in its nucleus. C) eight neutrons in its nucleus. D) a total of eight neutrons and electrons.
A) protons plus the number of electrons. B) protons. C) protons plus the number of neutrons. D) neutrons.
A) They are extremely nonreactive. B) They are usually gases. C) They are located in the left-most column of the periodic table. D) They form negative ions with a -1 charge.
A) They form compounds with very bright colors. B) They are extremely rare in nature. C) a basically nonreactive. D) They are highly reactive with both metals and nonmetals.
A) have only 1 valence electron B) are nonreactive C) exist in all three states of matter in normal conditions D) are all metals
A) On the right side. B) In the bottom rows. C) On the left-most side. D) In the middle column of the periodic table.
A) mass;number B) location; ionization C) number; mass D) color; smell
A) 8 neutrons B) 3 neutrons C) 6 neutrons D) 12 neutrons
A) Halogens B) Alkaline Earth C) Alkali Metals D) Noble Gases
A) Alkaline Earth B) Akali C) Halogens D) Noble Gases
A) Alkali B) Alkaline Earth C) Noble Gases D) Halogens
A) Alkali B) Halogens C) Noble Gases D) Alkaline Earth
A) 5 B) 3 C) 4 D) 2
A) nonmetals B) metalloids C) metals
A) Mosely B) Einstein C) Ms. Watson D) Mendleev
A) According to atomic mass B) according to atomic number C) by date discovered D) alphabetically
A) Atomic Number B) Atomic Number-Atomic Mass C) Atomic Mass-Atomic Number D) Atomic Mass
A) Atomic Mass B) Atomic Number C) Atomic Number-Atomic mass D) Atomic Mass-Atomic Number
A) electrons B) nucleus C) protons D) neutrons
A) flammability B) color C) pH D) reactivity
A) burning B) crushing C) adding dye D) breaking
A) can only be observed by changing the substance B) only can be seen in a few elements C) can be observed with senses D) vary within the same element
A) cn only be observed by changing the substance B) can be observes with the senses C) vary within the same element D) only can be observed in a few elements
A) chemical B) physical
A) chemical B) physical
A) it will float B) it will sink C) not enough information
A) hours B) meters C) grams D) kilograms
A) nethier accurate or precise B) accurate C) both accurate and precise D) precise
A) 1,000 B) 1/100 C) 1/1,000 D) 100
A) constant B) control C) independent D) dependent
A) length of study B) strawberries C) growth D) fertilizer
A) independent B) control C) dependent D) constant
A) tongs B) graduated cylinder C) stirring rod D) beaker
A) 16 B) 13 C) 0 D) 10
A) 18 B) 17 C) 35 D) 19
A) 12 B) 26 C) 14 D) 10
A) 8 B) 10 C) 18 D) 2
A) 0.57 amu B) 115 amu C) 5.7 amu D) 57 amu
A) 4 B) 2 C) 1 D) 3
A) Bohr B) Dalton C) Rutherford D) Thomson
A) Democritus B) Chadwick C) Thomson D) Rutherford
A) Bohr B) Thomson C) Shrodinger and Heisenburg D) Rutherford
A) Dalton B) Thomson C) Bohr D) Rutherford
A) Atoms of the same element are exactly alike. B) Atoms combine to form compounds in simple whole number ratios. C) All matter is made of atoms.
A) Rutherford B) Bohr C) Dalton D) Chadwick
A) Electrons are positively charged. B) The mass of electrons is much smaller than the mass of protons and neutrons. C) Electron number never changes. D) The mass of protons and neutrons are much smaller than the mass of the electron.
A) larger mass B) smaller mass C) positive charge D) negative charge
A) protons B) positrons C) neutrons D) electrons
A) 1.33g/ml B) 0.33g/ml C) 72g/ml D) 3g/ml
A) 17.5g B) 24g C) 10.7g D) 0.094g |