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