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) 0 B) - C) +
A) have an equal number of neutrons and protons. B) have an equal number of charged and noncharged particles. C) have neutrons in their nuclei. D) have an equal number of electrons and protons.
A) burning wood B) breaking a pencil C) digesting food D) cooking eggs
A) Alphabetical Order B) Atomic Number C) Atomic Mass D) Discovery Date
A) Valence Electrons B) Protons and Neutrons C) Neutrons D) Protons
A) color B) shape C) pH D) density
A) eight protons in its nucleus. B) a total of eight neutrons and electrons. C) a total of eight protons and neutrons. D) eight neutrons in its nucleus.
A) neutrons. B) protons plus the number of electrons. C) protons. D) protons plus the number of neutrons.
A) They are usually gases. B) They form negative ions with a -1 charge. C) They are extremely nonreactive. D) They are located in the left-most column of the periodic table.
A) They are highly reactive with both metals and nonmetals. B) They are extremely rare in nature. C) a basically nonreactive. D) They form compounds with very bright colors.
A) exist in all three states of matter in normal conditions B) have only 1 valence electron C) are all metals D) are nonreactive
A) On the right side. B) In the middle column of the periodic table. C) In the bottom rows. D) On the left-most side.
A) color; smell B) mass;number C) location; ionization D) number; mass
A) 3 neutrons B) 8 neutrons C) 12 neutrons D) 6 neutrons
A) Alkaline Earth B) Alkaline Metals C) Noble Gases D) Halogens
A) Noble Gases B) Akali C) Alkaline Earth D) Halogens
A) Noble Gases B) Alkaline Earth C) Alkali D) Halogens
A) Alkali B) Halogens C) Alkaline Earth D) Noble Gases
A) 4 B) 5 C) 3 D) 2
A) metalloids B) metals C) nonmetals
A) Einstein B) Mendleev C) Mosely D) Ms. Watson
A) according to atomic number B) According to atomic mass C) alphabetically D) by date discovered
A) Atomic Mass B) Atomic Number C) Atomic Mass-Atomic Number D) Atomic Number-Atomic Mass
A) Atomic Mass-Atomic Number B) Atomic Number C) Atomic Number-Atomic mass D) Atomic Mass
A) nucleus B) neutrons C) electrons D) protons
A) reactivity B) color C) pH D) flammability
A) shape B) texture C) pH D) density
A) crushing B) burning C) adding dye D) breaking
A) breaking B) precipitate forming C) burning D) rusting
A) only can be seen in a few elements B) can be observed with senses C) vary within the same element D) can only be observed by changing the substance
A) only can be observed in a few elements B) vary within the same element C) can be observes with the senses D) cn only be observed by changing the substance
A) chemical B) physical
A) chemical B) physical
A) it will sink B) it will float C) not enough information
A) kelvin B) liters C) second D) meters
A) meters B) grams C) hours D) kilograms
A) both accurate and precise B) precise C) accurate D) nethier accurate or precise
A) 100 B) 1/100 C) 1/1,000 D) 1,000
A) control B) constant C) dependent D) independent
A) length of study B) strawberries C) fertilizer D) growth
A) 0.0025m B) 2,500m
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) control B) dependent C) independent D) constant
A) beaker B) tongs C) graduated cylinder D) stirring rod
A) 10 B) 16 C) 13 D) 0
A) 19 B) 17 C) 18 D) 35
A) 14 B) 10 C) 12 D) 26
A) 8 B) 18 C) 2 D) 10
A) 0.57 amu B) 57 amu C) 115 amu D) 5.7 amu
A) 2 B) 1 C) 3 D) 4
A) 2 mol B) 89.6 mol C) 67.2 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) Rutherford B) Thomson C) Democritus D) Chadwick
A) Bohr B) Thomson C) Rutherford D) Shrodinger and Heisenburg
A) Thomson B) Rutherford C) Bohr D) Dalton
A) All matter is made of atoms. B) Atoms of the same element are exactly alike. C) Atoms combine to form compounds in simple whole number ratios.
A) Bohr B) Rutherford C) Dalton D) Chadwick
A) Electrons are positively charged. B) The mass of electrons is much smaller than the mass of protons and neutrons. C) Electron number never changes. D) The mass of protons and neutrons are much smaller than the mass of the electron.
A) smaller mass B) positive charge C) larger mass D) negative charge
A) positrons B) neutrons C) protons D) electrons
A) 3g/ml B) 1.33g/ml C) 0.33g/ml D) 72g/ml
A) 16g B) 17.5g C) 0.094g D) 10.7g |