A) It is composed of protons and neutrons B) It is composed of protons and electrons C) It is composed of electrons and neutrons D) It is composed of protons only
A) + B) 0 C) -
A) have an equal number of neutrons and protons. B) have neutrons in their nuclei. C) have an equal number of charged and noncharged particles. D) have an equal number of electrons and protons.
A) digesting food B) cooking eggs C) burning wood D) breaking a pencil
A) Atomic Number B) Atomic Mass C) Alphabetical Order D) Discovery Date
A) Valence Electrons B) Protons C) Protons and Neutrons D) Neutrons
A) pH B) shape C) density D) color
A) eight neutrons in its nucleus. B) a total of eight neutrons and electrons. C) a total of eight protons and neutrons. D) eight protons in its nucleus.
A) protons plus the number of neutrons. B) protons. C) protons plus the number of electrons. D) 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 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) are all metals B) have only 1 valence electron C) are nonreactive D) exist in all three states of matter in normal conditions
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) location; ionization B) number; mass C) mass;number D) color; smell
A) 6 neutrons B) 3 neutrons C) 12 neutrons D) 8 neutrons
A) Halogens B) Alkaline Metals C) Noble Gases D) Alkaline Earth
A) Akali B) Noble Gases C) Halogens D) Alkaline Earth
A) Alkaline Earth B) Noble Gases C) Alkali D) Halogens
A) Halogens B) Alkaline Earth C) Alkali D) Noble Gases
A) 5 B) 4 C) 2 D) 3
A) metals B) nonmetals C) metalloids
A) Mosely B) Mendleev C) Einstein D) Ms. Watson
A) alphabetically B) according to atomic number C) According to atomic mass D) by date discovered
A) Atomic Mass B) Atomic Number C) Atomic Mass-Atomic Number D) Atomic Number-Atomic Mass
A) Atomic Mass B) Atomic Number-Atomic mass C) Atomic Mass-Atomic Number D) Atomic Number
A) nucleus B) electrons C) protons D) neutrons
A) flammability B) pH C) color D) reactivity
A) pH B) texture C) shape D) density
A) crushing B) breaking C) adding dye D) burning
A) burning B) breaking C) rusting D) precipitate forming
A) can be observed with senses B) vary within the same element C) can only be observed by changing the substance D) only can be seen in a few elements
A) only can be observed in a few elements B) cn only be observed by changing the substance C) can be observes with the senses D) vary within the same element
A) physical B) chemical
A) physical B) chemical
A) not enough information B) it will float C) it will sink
A) meters B) liters C) kelvin D) second
A) hours B) meters C) kilograms D) grams
A) accurate B) precise C) nethier accurate or precise D) both accurate and precise
A) 1/1,000 B) 1/100 C) 100 D) 1,000
A) independent B) constant C) control D) dependent
A) length of study B) fertilizer C) growth D) strawberries
A) 0.0025m B) 2,500m
A) 1.65g B) 16.5g
A) 9.470x10-2 B) 9.470x102
A) 4.2x10-3 B) 4.2x103
A) 875,000 B) 0.0000875
A) 63,400 B) 0.00634
A) dependent B) constant C) control D) independent
A) beaker B) tongs C) graduated cylinder D) stirring rod
A) 13 B) 16 C) 0 D) 10
A) 35 B) 19 C) 17 D) 18
A) 14 B) 12 C) 10 D) 26
A) 8 B) 10 C) 2 D) 18
A) 0.57 amu B) 5.7 amu C) 115 amu D) 57 amu
A) 4 B) 2 C) 3 D) 1
A) 2 mol B) 67.2 mol C) 89.6 mol D) 0.5 mol
A) 5.8x1022 atoms B) 1.72x1023 atoms C) 21.07 atoms D) 2.107x1024 atoms
A) 2,295ft B) 12,144ft
A) 6.75kg B) 33.3kg
A) Bohr B) Rutherford C) Dalton D) Thomson
A) Thomson B) Democritus C) Chadwick D) Rutherford
A) Thomson B) Shrodinger and Heisenburg C) Bohr D) Rutherford
A) Rutherford B) Dalton C) Bohr D) Thomson
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) Dalton B) Bohr C) Rutherford D) Chadwick
A) The mass of electrons is much smaller than the mass of protons and neutrons. B) Electron number never changes. C) The mass of protons and neutrons are much smaller than the mass of the electron. D) Electrons are positively charged.
A) positive charge B) negative charge C) smaller mass D) larger mass
A) neutrons B) positrons C) protons D) electrons
A) 72g/ml B) 0.33g/ml C) 3g/ml D) 1.33g/ml
A) 16g B) 0.094g C) 17.5g D) 10.7g |