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 electrons and protons. C) have an equal number of neutrons and protons. D) have an equal number of charged and noncharged particles.
A) digesting food B) burning wood C) cooking eggs D) breaking a pencil
A) Atomic Mass B) Alphabetical Order C) Discovery Date D) Atomic Number
A) Protons and Neutrons B) Valence Electrons C) Protons D) Neutrons
A) pH B) shape C) color D) density
A) eight protons in its nucleus. B) a total of eight neutrons and electrons. C) eight neutrons in its nucleus. D) a total of eight protons and neutrons.
A) protons plus the number of neutrons. B) protons. C) neutrons. 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 usually gases. D) They are extremely nonreactive.
A) a basically nonreactive. B) They form compounds with very bright colors. C) They are extremely rare in nature. D) They are highly reactive with both metals and nonmetals.
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) On the right side. B) In the middle column of the periodic table. C) On the left-most side. D) In the bottom rows.
A) mass;number B) number; mass C) location; ionization D) color; smell
A) 8 neutrons B) 3 neutrons C) 6 neutrons D) 12 neutrons
A) Alkaline Earth B) Halogens C) Noble Gases D) Alkaline Metals
A) Noble Gases B) Halogens C) Alkaline Earth D) Akali
A) Halogens B) Alkali C) Alkaline Earth D) Noble Gases
A) Alkali B) Halogens C) Alkaline Earth D) Noble Gases
A) 5 B) 4 C) 3 D) 2
A) metalloids B) nonmetals C) metals
A) Mosely B) Mendleev C) Einstein D) Ms. Watson
A) by date discovered B) according to atomic number C) According to atomic mass D) alphabetically
A) Atomic Number B) Atomic Mass C) Atomic Number-Atomic Mass D) Atomic Mass-Atomic Number
A) Atomic Mass B) Atomic Number-Atomic mass C) Atomic Number D) Atomic Mass-Atomic Number
A) electrons B) neutrons C) nucleus D) protons
A) color B) flammability C) pH D) reactivity
A) texture B) density C) shape D) pH
A) adding dye B) burning C) crushing D) breaking
A) rusting B) precipitate forming C) breaking D) burning
A) can only be observed by changing the substance B) vary within the same element C) only can be seen in a few elements D) can be observed with senses
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) chemical B) physical
A) physical B) chemical
A) it will sink B) it will float C) not enough information
A) meters B) second C) liters D) kelvin
A) grams B) hours C) meters D) kilograms
A) nethier accurate or precise B) precise C) both accurate and precise D) accurate
A) 1,000 B) 1/1,000 C) 100 D) 1/100
A) control B) constant C) dependent D) independent
A) fertilizer B) growth C) strawberries D) length of study
A) 2,500m B) 0.0025m
A) 16.5g B) 1.65g
A) 9.470x10-2 B) 9.470x102
A) 4.2x10-3 B) 4.2x103
A) 0.0000875 B) 875,000
A) 0.00634 B) 63,400
A) constant B) dependent C) independent D) control
A) tongs B) beaker C) graduated cylinder D) stirring rod
A) 0 B) 10 C) 13 D) 16
A) 18 B) 35 C) 17 D) 19
A) 26 B) 14 C) 12 D) 10
A) 10 B) 8 C) 2 D) 18
A) 5.7 amu B) 115 amu C) 0.57 amu D) 57 amu
A) 1 B) 4 C) 2 D) 3
A) 89.6 mol B) 2 mol C) 67.2 mol D) 0.5 mol
A) 2.107x1024 atoms B) 5.8x1022 atoms C) 1.72x1023 atoms D) 21.07 atoms
A) 12,144ft B) 2,295ft
A) 6.75kg B) 33.3kg
A) Bohr B) Dalton C) Rutherford D) Thomson
A) Rutherford B) Thomson C) Democritus D) Chadwick
A) Shrodinger and Heisenburg B) Thomson C) Rutherford D) Bohr
A) Dalton B) Rutherford C) Thomson D) Bohr
A) Atoms combine to form compounds in simple whole number ratios. B) Atoms of the same element are exactly alike. C) All matter is made of atoms.
A) Bohr B) Rutherford C) Chadwick D) Dalton
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) positive charge B) larger mass C) smaller mass D) negative charge
A) positrons B) neutrons C) protons D) electrons
A) 3g/ml B) 72g/ml C) 0.33g/ml D) 1.33g/ml
A) 16g B) 0.094g C) 17.5g D) 10.7g |