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