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