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