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