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