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) - B) 0 C) +
A) have neutrons in their nuclei. B) have an equal number of neutrons and protons. C) have an equal number of electrons and protons. D) have an equal number of charged and noncharged particles.
A) cooking eggs B) burning wood C) digesting food D) breaking a pencil
A) Atomic Mass B) Atomic Number C) Alphabetical Order D) Discovery Date
A) Neutrons B) Protons and Neutrons C) Valence Electrons D) Protons
A) density B) color C) pH D) shape
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 neutrons. B) neutrons. C) protons plus the number of electrons. D) protons.
A) They are extremely nonreactive. B) They form negative ions with a -1 charge. C) They are located in the left-most column of the periodic table. D) They are usually gases.
A) They are extremely rare in nature. B) a basically nonreactive. C) They are highly reactive with both metals and nonmetals. D) They form compounds with very bright colors.
A) exist in all three states of matter in normal conditions B) are all metals C) are nonreactive D) have only 1 valence electron
A) On the right side. B) In the middle column of the periodic table. C) On the left-most side. D) In the bottom rows.
A) color; smell B) number; mass C) location; ionization D) mass;number
A) 6 neutrons B) 12 neutrons C) 3 neutrons D) 8 neutrons
A) Noble Gases B) Alkaline Metals C) Halogens D) Alkaline Earth
A) Noble Gases B) Akali C) Alkaline Earth D) Halogens
A) Noble Gases B) Alkali C) Halogens D) Alkaline Earth
A) Halogens B) Alkaline Earth C) Alkali D) Noble Gases
A) 3 B) 5 C) 4 D) 2
A) metalloids B) nonmetals C) metals
A) Mosely B) Mendleev C) Einstein D) Ms. Watson
A) According to atomic mass B) alphabetically C) according to atomic number D) by date discovered
A) Atomic Mass B) Atomic Number-Atomic Mass C) Atomic Mass-Atomic Number D) Atomic Number
A) Atomic Number-Atomic mass B) Atomic Mass C) Atomic Mass-Atomic Number D) Atomic Number
A) nucleus B) neutrons C) electrons D) protons
A) color B) flammability C) pH D) reactivity
A) texture B) density C) pH D) shape
A) burning B) breaking C) crushing D) adding dye
A) precipitate forming B) rusting C) breaking D) burning
A) only can be seen in a few elements B) can be observed with senses C) can only be observed by changing the substance D) vary within the same element
A) only can be observed in a few elements B) can be observes with the senses C) vary within the same element D) cn only be observed by changing the substance
A) chemical B) physical
A) physical B) chemical
A) it will float B) not enough information C) it will sink
A) second B) liters C) kelvin D) meters
A) grams B) kilograms C) meters D) hours
A) accurate B) nethier accurate or precise C) both accurate and precise D) precise
A) 1,000 B) 1/100 C) 100 D) 1/1,000
A) dependent B) independent C) control D) constant
A) strawberries B) length of study C) growth D) fertilizer
A) 2,500m B) 0.0025m
A) 1.65g B) 16.5g
A) 9.470x10-2 B) 9.470x102
A) 4.2x10-3 B) 4.2x103
A) 875,000 B) 0.0000875
A) 63,400 B) 0.00634
A) independent B) control C) dependent D) constant
A) tongs B) stirring rod C) graduated cylinder D) beaker
A) 0 B) 10 C) 13 D) 16
A) 35 B) 19 C) 18 D) 17
A) 10 B) 26 C) 12 D) 14
A) 8 B) 18 C) 2 D) 10
A) 57 amu B) 0.57 amu C) 5.7 amu D) 115 amu
A) 2 B) 1 C) 4 D) 3
A) 0.5 mol B) 89.6 mol C) 2 mol D) 67.2 mol
A) 21.07 atoms B) 5.8x1022 atoms C) 1.72x1023 atoms D) 2.107x1024 atoms
A) 12,144ft B) 2,295ft
A) 33.3kg B) 6.75kg
A) Dalton B) Thomson C) Bohr D) Rutherford
A) Rutherford B) Thomson C) Chadwick D) Democritus
A) Bohr B) Rutherford C) Thomson D) Shrodinger and Heisenburg
A) Thomson B) Rutherford C) Bohr D) Dalton
A) All matter is made of atoms. B) Atoms of the same element are exactly alike. C) Atoms combine to form compounds in simple whole number ratios.
A) Bohr B) Chadwick C) Dalton D) Rutherford
A) The mass of electrons is much smaller than the mass of protons and neutrons. B) Electron number never changes. C) The mass of protons and neutrons are much smaller than the mass of the electron. D) Electrons are positively charged.
A) smaller mass B) negative charge C) positive charge D) larger mass
A) protons B) neutrons C) electrons D) positrons
A) 3g/ml B) 1.33g/ml C) 0.33g/ml D) 72g/ml
A) 17.5g B) 16g C) 0.094g D) 10.7g |