SGC-Chem Test 2 SP2
A) It is composed of protons only B) It is composed of protons and neutrons C) It is composed of electrons and neutrons D) It is composed of protons and electrons
A) + B) 0 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) burning wood B) cooking eggs C) breaking a pencil D) digesting food
A) Alphabetical Order B) Discovery Date C) Atomic Number D) Atomic Mass
A) Protons and Neutrons B) Valence Electrons C) Protons D) Neutrons
A) pH B) shape C) color D) density
A) a total of eight neutrons and electrons. B) eight protons in its nucleus. C) eight neutrons in its nucleus. D) a total of eight protons and neutrons.
A) protons. B) protons plus the number of neutrons. C) protons plus the number of electrons. D) neutrons.
A) They are located in the left-most column of the periodic table. B) They form negative ions with a -1 charge. C) They are usually gases. D) They are extremely nonreactive.
A) They are extremely rare in nature. B) They form compounds with very bright colors. C) a basically nonreactive. D) They are highly reactive with both metals and nonmetals.
A) have only 1 valence electron B) are nonreactive C) exist in all three states of matter in normal conditions D) are all metals
A) In the middle column of the periodic table. B) In the bottom rows. C) On the right side. D) On the left-most side.
A) location; ionization B) mass;number C) number; mass D) color; smell
A) 3 neutrons B) 8 neutrons C) 12 neutrons D) 6 neutrons
A) Noble Gases B) Alkaline Metals C) Alkaline Earth D) Halogens
A) Alkaline Earth B) Akali C) Halogens D) Noble Gases
A) Alkaline Earth B) Halogens C) Alkali D) Noble Gases
A) Noble Gases B) Halogens C) Alkali D) Alkaline Earth
A) 4 B) 5 C) 2 D) 3
A) metalloids B) metals C) nonmetals
A) Mosely B) Einstein C) Ms. Watson D) Mendleev
A) according to atomic number B) by date discovered C) alphabetically D) According to atomic mass
A) Atomic Number B) Atomic Number-Atomic Mass C) Atomic Mass D) Atomic Mass-Atomic Number
A) Atomic Mass-Atomic Number B) Atomic Number C) Atomic Mass D) Atomic Number-Atomic mass
A) electrons B) nucleus C) neutrons D) protons
A) reactivity B) color C) pH D) flammability
A) pH B) shape C) texture D) density
A) adding dye B) burning C) breaking D) crushing
A) precipitate forming B) breaking C) rusting D) burning
A) can be observed with senses B) can only be observed by changing the substance C) vary within the same element D) only can be seen in a few elements
A) cn only be observed by changing the substance B) only can be observed in a few elements C) vary within the same element 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) liters B) meters C) second D) kelvin
A) kilograms B) hours C) grams D) meters
A) precise B) accurate C) both accurate and precise D) nethier accurate or precise
A) 1/100 B) 100 C) 1/1,000 D) 1,000
A) independent B) control C) constant D) dependent
A) length of study B) growth C) strawberries D) fertilizer
A) 0.0025m B) 2,500m
A) 16.5g B) 1.65g
A) 9.470x102 B) 9.470x10-2
A) 4.2x10-3 B) 4.2x103
A) 0.0000875 B) 875,000
A) 63,400 B) 0.00634
A) control B) independent C) dependent D) constant
A) beaker B) graduated cylinder C) tongs D) stirring rod
A) 0 B) 16 C) 10 D) 13
A) 19 B) 18 C) 35 D) 17
A) 26 B) 12 C) 10 D) 14
A) 10 B) 2 C) 18 D) 8
A) 115 amu B) 57 amu C) 0.57 amu D) 5.7 amu
A) 3 B) 4 C) 1 D) 2
A) 2 mol B) 89.6 mol C) 0.5 mol D) 67.2 mol
A) 2.107x1024 atoms B) 21.07 atoms C) 5.8x1022 atoms D) 1.72x1023 atoms
A) 12,144ft B) 2,295ft
A) 6.75kg B) 33.3kg
A) Bohr B) Rutherford C) Thomson D) Dalton
A) Chadwick B) Democritus C) Rutherford D) Thomson
A) Shrodinger and Heisenburg B) Thomson C) Rutherford D) Bohr 
A) Thomson B) Rutherford C) Dalton D) Bohr
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) Chadwick B) Bohr C) Rutherford D) Dalton
A) Electron number never changes. B) The mass of protons and neutrons are much smaller than the mass of the electron. C) Electrons are positively charged. 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) neutrons B) protons C) positrons D) electrons
A) 1.33g/ml B) 0.33g/ml C) 3g/ml D) 72g/ml
A) 10.7g B) 17.5g C) 0.094g D) 16g |
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