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