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