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