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