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