SGC-Chem Test 2 SP2
A) It is composed of protons only B) It is composed of protons and electrons C) It is composed of electrons and neutrons D) It is composed of protons and neutrons
A) - B) + C) 0
A) have an equal number of charged and noncharged particles. B) have neutrons in their nuclei. C) have an equal number of neutrons and protons. D) have an equal number of electrons and protons.
A) cooking eggs B) breaking a pencil C) digesting food D) burning wood
A) Atomic Mass B) Atomic Number C) Discovery Date D) Alphabetical Order
A) Valence Electrons B) Protons and Neutrons C) Protons D) Neutrons
A) density B) shape C) color 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 electrons. C) protons plus the number of neutrons. D) neutrons.
A) They form negative ions with a -1 charge. B) They are extremely nonreactive. 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) They are highly reactive with both metals and nonmetals. C) a basically nonreactive. D) They form compounds with very bright colors.
A) are all metals B) are nonreactive C) exist in all three states of matter in normal conditions D) have only 1 valence electron
A) On the left-most side. B) In the middle column of the periodic table. C) On the right side. D) In the bottom rows.
A) mass;number B) number; mass C) color; smell D) location; ionization
A) 3 neutrons B) 12 neutrons C) 8 neutrons D) 6 neutrons
A) Alkaline Metals B) Alkaline Earth C) Halogens D) Noble Gases
A) Akali B) Halogens C) Noble Gases D) Alkaline Earth
A) Noble Gases B) Halogens C) Alkaline Earth D) Alkali
A) Alkali B) Alkaline Earth C) Noble Gases D) Halogens
A) 3 B) 2 C) 4 D) 5
A) metalloids B) metals C) nonmetals
A) Einstein B) Ms. Watson C) Mosely D) Mendleev
A) According to atomic mass B) by date discovered C) according to atomic number D) alphabetically
A) Atomic Mass B) Atomic Number C) Atomic Mass-Atomic Number D) Atomic Number-Atomic Mass
A) Atomic Number-Atomic mass B) Atomic Mass-Atomic Number C) Atomic Number D) Atomic Mass
A) protons B) nucleus C) neutrons D) electrons
A) flammability B) reactivity C) color D) pH
A) texture B) shape C) pH D) density
A) adding dye B) burning C) breaking D) crushing
A) rusting B) breaking C) burning D) precipitate forming
A) can be observed with senses B) vary within the same element C) can only be observed by changing the substance D) only can be seen in a few elements
A) cn only be observed by changing the substance B) vary within the same element C) only can be observed in a few elements D) can be observes with the senses
A) chemical B) physical
A) physical B) chemical
A) it will float B) not enough information C) it will sink
A) second B) meters C) liters D) kelvin
A) kilograms B) grams C) hours D) meters
A) nethier accurate or precise B) both accurate and precise C) precise D) accurate
A) 1/100 B) 1/1,000 C) 1,000 D) 100
A) constant B) independent C) control D) dependent
A) length of study B) strawberries C) growth D) fertilizer
A) 2,500m B) 0.0025m
A) 16.5g B) 1.65g
A) 9.470x102 B) 9.470x10-2
A) 4.2x103 B) 4.2x10-3
A) 0.0000875 B) 875,000
A) 0.00634 B) 63,400
A) control B) constant C) independent D) dependent
A) tongs B) stirring rod C) graduated cylinder D) beaker
A) 13 B) 16 C) 10 D) 0
A) 17 B) 18 C) 19 D) 35
A) 12 B) 14 C) 26 D) 10
A) 2 B) 10 C) 18 D) 8
A) 5.7 amu B) 57 amu C) 0.57 amu D) 115 amu
A) 1 B) 4 C) 2 D) 3
A) 0.5 mol B) 89.6 mol C) 67.2 mol D) 2 mol
A) 1.72x1023 atoms B) 5.8x1022 atoms C) 2.107x1024 atoms D) 21.07 atoms
A) 2,295ft B) 12,144ft
A) 6.75kg B) 33.3kg
A) Rutherford B) Bohr C) Thomson D) Dalton
A) Thomson B) Democritus C) Rutherford D) Chadwick
A) Bohr B) Thomson C) Rutherford D) Shrodinger and Heisenburg 
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 protons and neutrons are much smaller than the mass of the electron. C) Electron number never changes. D) The mass of electrons is much smaller than the mass of protons and neutrons.
A) larger mass B) smaller mass C) positive charge D) negative charge
A) electrons B) neutrons C) positrons D) protons
A) 72g/ml B) 1.33g/ml C) 0.33g/ml D) 3g/ml
A) 17.5g B) 10.7g C) 16g D) 0.094g |
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