A) It is composed of protons and neutrons B) It is composed of protons and electrons C) It is composed of protons only D) It is composed of electrons and neutrons
A) 0 B) + C) -
A) have an equal number of neutrons and protons. B) have neutrons in their nuclei. C) have an equal number of electrons and protons. D) have an equal number of charged and noncharged particles.
A) digesting food B) burning wood C) breaking a pencil D) cooking eggs
A) Discovery Date B) Alphabetical Order C) Atomic Mass D) Atomic Number
A) Protons B) Valence Electrons C) Protons and Neutrons D) Neutrons
A) density B) shape C) pH D) color
A) eight protons in its nucleus. B) a total of eight protons and neutrons. C) a total of eight neutrons and electrons. D) eight neutrons in its nucleus.
A) neutrons. B) protons plus the number of electrons. C) protons plus the number of neutrons. D) protons.
A) They form negative ions with a -1 charge. B) They are usually gases. C) They are extremely nonreactive. D) They are located in the left-most column of the periodic table.
A) They form compounds with very bright colors. B) a basically nonreactive. C) They are extremely rare in nature. D) They are highly reactive with both metals and nonmetals.
A) exist in all three states of matter in normal conditions B) have only 1 valence electron C) are nonreactive D) are all metals
A) On the left-most side. B) In the middle column of the periodic table. C) In the bottom rows. D) On the right side.
A) color; smell B) location; ionization C) number; mass D) mass;number
A) 8 neutrons B) 3 neutrons C) 12 neutrons D) 6 neutrons
A) Halogens B) Alkaline Earth C) Noble Gases D) Alkaline Metals
A) Halogens B) Akali C) Alkaline Earth D) Noble Gases
A) Alkaline Earth B) Noble Gases C) Halogens D) Alkali
A) Alkali B) Alkaline Earth C) Noble Gases D) Halogens
A) 3 B) 4 C) 2 D) 5
A) metals B) nonmetals C) metalloids
A) Mendleev B) Mosely C) Ms. Watson D) Einstein
A) alphabetically B) According to atomic mass C) by date discovered D) according to atomic number
A) Atomic Number-Atomic Mass B) Atomic Mass-Atomic Number C) Atomic Number D) Atomic Mass
A) Atomic Mass B) Atomic Number-Atomic mass C) Atomic Number D) Atomic Mass-Atomic Number
A) neutrons B) electrons C) nucleus D) protons
A) flammability B) pH C) reactivity D) color
A) shape B) pH C) texture D) density
A) adding dye B) crushing C) burning D) breaking
A) rusting B) breaking C) burning D) precipitate forming
A) can only be observed by changing the substance B) only can be seen in a few elements C) vary within the same element D) can be observed with senses
A) can be observes with the senses B) cn only be observed by changing the substance C) vary within the same element 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) meters B) kelvin C) second D) liters
A) kilograms B) meters C) grams D) hours
A) nethier accurate or precise B) both accurate and precise C) precise D) accurate
A) 1/100 B) 1,000 C) 1/1,000 D) 100
A) constant B) control C) independent D) dependent
A) length of study B) fertilizer C) strawberries D) growth
A) 0.0025m B) 2,500m
A) 16.5g B) 1.65g
A) 9.470x10-2 B) 9.470x102
A) 4.2x10-3 B) 4.2x103
A) 875,000 B) 0.0000875
A) 0.00634 B) 63,400
A) constant B) independent C) control D) dependent
A) graduated cylinder B) beaker C) tongs D) stirring rod
A) 10 B) 0 C) 16 D) 13
A) 35 B) 18 C) 19 D) 17
A) 26 B) 10 C) 14 D) 12
A) 8 B) 2 C) 10 D) 18
A) 115 amu B) 57 amu C) 0.57 amu D) 5.7 amu
A) 3 B) 1 C) 4 D) 2
A) 89.6 mol B) 2 mol C) 0.5 mol D) 67.2 mol
A) 5.8x1022 atoms B) 21.07 atoms C) 2.107x1024 atoms D) 1.72x1023 atoms
A) 2,295ft B) 12,144ft
A) 33.3kg B) 6.75kg
A) Thomson B) Rutherford C) Dalton D) Bohr
A) Democritus B) Thomson C) Chadwick D) Rutherford
A) Rutherford B) Shrodinger and Heisenburg C) Thomson D) Bohr
A) Thomson B) Bohr C) Dalton D) Rutherford
A) All matter is made of atoms. B) Atoms combine to form compounds in simple whole number ratios. C) Atoms of the same element are exactly alike.
A) Chadwick B) Bohr C) Rutherford D) Dalton
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) neutrons B) protons C) electrons D) positrons
A) 3g/ml B) 72g/ml C) 0.33g/ml D) 1.33g/ml
A) 17.5g B) 10.7g C) 0.094g D) 16g |