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