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