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