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